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WO2023198172A1 - 噁二唑化合物、包含其的药物组合物及其用途 - Google Patents

噁二唑化合物、包含其的药物组合物及其用途 Download PDF

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Publication number
WO2023198172A1
WO2023198172A1 PCT/CN2023/088285 CN2023088285W WO2023198172A1 WO 2023198172 A1 WO2023198172 A1 WO 2023198172A1 CN 2023088285 W CN2023088285 W CN 2023088285W WO 2023198172 A1 WO2023198172 A1 WO 2023198172A1
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compound
alkyl
group
aryl
cycloalkyl
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French (fr)
Inventor
张贵平
王奎锋
李家鹏
法里东
郑计岳
刘涛
张涛
谭晨声
董雪
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Suzhou Genhouse Bio Co Ltd
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Suzhou Genhouse Bio Co Ltd
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Priority to EP23787814.5A priority Critical patent/EP4509506A1/en
Priority to CA3247934A priority patent/CA3247934A1/en
Priority to IL316301A priority patent/IL316301A/en
Priority to AU2023254010A priority patent/AU2023254010A1/en
Priority to US18/856,846 priority patent/US20250257060A1/en
Priority to CN202380033896.0A priority patent/CN119032089A/zh
Priority to JP2024559705A priority patent/JP2025513031A/ja
Priority to KR1020247036970A priority patent/KR20250003703A/ko
Publication of WO2023198172A1 publication Critical patent/WO2023198172A1/zh
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D417/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/14Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/425Thiazoles
    • A61K31/428Thiazoles condensed with carbocyclic rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/4353Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems
    • A61K31/437Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/44Non condensed pyridines; Hydrogenated derivatives thereof
    • A61K31/4427Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems
    • A61K31/4439Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/44Non condensed pyridines; Hydrogenated derivatives thereof
    • A61K31/4427Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems
    • A61K31/444Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a six-membered ring with nitrogen as a ring heteroatom, e.g. amrinone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/44Non condensed pyridines; Hydrogenated derivatives thereof
    • A61K31/445Non condensed piperidines, e.g. piperocaine
    • A61K31/4523Non condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems
    • A61K31/454Non condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. pimozide, domperidone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/4965Non-condensed pyrazines
    • A61K31/497Non-condensed pyrazines containing further heterocyclic rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A61K31/506Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim not condensed and containing further heterocyclic rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/535Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one oxygen as the ring hetero atoms, e.g. 1,2-oxazines
    • A61K31/53751,4-Oxazines, e.g. morpholine
    • A61K31/53771,4-Oxazines, e.g. morpholine not condensed and containing further heterocyclic rings, e.g. timolol
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/28Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61P35/00Antineoplastic agents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D417/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/04Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D471/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04Ortho-condensed systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D513/00Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
    • C07D513/02Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
    • C07D513/04Ortho-condensed systems

Definitions

  • the present application relates to oxadiazole compounds, pharmaceutical compositions containing them and their use as HDAC6 inhibitors.
  • Histone deacetylase can catalyze the deacetylation of histones or other proteins, and plays an important role in various biological processes mainly through transcriptional repression.
  • HDACs in the human body can be divided into four categories.
  • Category I includes HDAC1, HDAC2, HDAC3, and HDAC8;
  • category II includes HDAC4, HDAC5, HDAC6, HDAC7, HDAC9, and HDAC10;
  • category III includes SIRT1, SIRT2, SIRT3, SIRT4, SIRT5, and SIRT6. and SIRT7; class IV includes HDAC11.
  • Class II HDACs can be divided into subtype IIa (HDAC4, HDAC5, HDAC7 and HDAC9) and subtype IIb (HDAC6 and HDAC10).
  • HDAC inhibitors are broad-spectrum inhibitors and are not selective for HDAC subtypes.
  • the side effects of broad-spectrum inhibitors of the HDAC family are closely related to their inhibition of class I subtypes (especially the inhibition of HDAC1 and HDAC2).
  • L is selected from direct bond, -C 1-6 alkylene-, -C 2-6 alkenylene- and -C 2-6 alkynylene-;
  • X is CR 6 or N
  • Y is CR 4 or N
  • Z is CR 5 or N
  • R a and R b is independently selected from H, C 1-6 alkyl, C 3-10 cycloalkyl, 3-10 membered heterocyclyl, C 6-10 aryl, 5-14 membered Heteroaryl and C 6-12 aralkyl;
  • Another aspect of the invention provides a compound of the invention or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph, solvate, metabolite, isotopically labeled compound or Prodrugs or pharmaceutical compositions of the present invention, which are used to prevent or treat HDAC6-related diseases.
  • Another aspect of the invention provides a method for preventing or treating HDAC6-related diseases, the method comprising administering an effective amount of a compound of the invention or a pharmaceutically acceptable salt, ester, stereoisomer thereof to an individual in need thereof , tautomers, polymorphs, solvates, metabolites, isotopically labeled compounds or prodrugs or pharmaceutical compositions of the invention.
  • alkyl is defined as a straight or branched chain saturated aliphatic hydrocarbon.
  • an alkyl group has 1 to 12, such as 1 to 6 carbon atoms.
  • C 1-6 alkyl refers to a linear or branched group of 1 to 6 carbon atoms (e.g., methyl, ethyl, n-propyl, isopropyl, n-butyl base, isobutyl, sec-butyl, tert-butyl, n-pentyl or n-hexyl), which is optionally substituted by 1 or more (such as 1 to 3) suitable substituents such as halogen (in which case the group group is called a "haloalkyl”) (eg CF 3 , C 2 F 5 , CHF 2 , CH 2 F, CH 2 CF 3 , CH 2 Cl or -CH 2 CH 2 CF 3 , etc.
  • halogen in which case the group group is called a "haloalkyl
  • C 1-4 alkyl refers to a linear or branched aliphatic hydrocarbon chain of 1 to 4 carbon atoms (i.e., methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, sec-butyl or tert-butyl).
  • alkynyl means a monovalent hydrocarbon radical containing one or more triple bonds, preferably having 2, 3, 4, 5 or 6 carbon atoms, such as ethynyl, 2-propynyl, 2 -Butynyl, 1,3-butadiynyl, etc.
  • the alkynyl group is optionally substituted with one or more (such as 1 to 3) substituents that may be the same or different.
  • alkynylene refers to the corresponding divalent group, including, for example, “C 2-8 alkynylene", “C 2-6 alkynylene", “C 2-4 alkynylene” and the like. Examples include but are not limited to Etc., the alkynylene group is optionally substituted by one or more (such as 1 to 3) the same or different substituents.
  • cycloalkyl refers to a saturated monocyclic or polycyclic (such as bicyclic) hydrocarbon ring (e.g., monocyclic such as cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, Cycloctyl, cyclononyl, or bicyclo, including spiro, fused or bridged systems (such as bicyclo[1.1.1]pentyl, bicyclo[2.2.1]heptyl, bicyclo[3.2.1]octyl or Bicyclo[5.2.0]nonyl, decalinyl, etc.), which is optionally substituted by 1 or more (such as 1 to 3) suitable substituents.
  • monocyclic such as cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, Cycloctyl, cyclononyl, or bicyclo
  • heterocyclyl encompasses fused ring structures whose point of attachment to other groups can be on any ring in the fused ring structure. Accordingly, heterocyclyl groups of the present invention also include, but are not limited to, heterocyclyl-heterocyclyl, heterocyclyl-cycloalkyl, mono-heterocyclyl-monoheterocyclyl, mono-heterocyclyl-monocycloalkyl, e.g.
  • spiroheterocycle refers to a ring containing one or more (eg, 1, 2, 3, or 4) heteroatoms formed from two or more saturated rings sharing one ring atom. (such as oxygen atoms, nitrogen atoms, sulfur atoms), including but not limited to 5-10-membered spiroheterocycles, 6-10-membered spiroheterocycles, 6-10-membered nitrogen-containing spiroheterocycles, 6-10-membered spiroheterocycles, Oxygen-containing spiroheterocycles, 6-10-membered sulfur-containing spiroheterocycles, etc.
  • 5-10-membered spiroheterocycles 6-10-membered spiroheterocycles, 6-10-membered nitrogen-containing spiroheterocycles, 6-10-membered spiroheterocycles, Oxygen-containing spiroheterocycle
  • aralkyl preferably means an aryl-substituted alkyl group, wherein said aryl and said alkyl are as defined herein.
  • the aryl group may have 6 to 14 carbon atoms
  • the alkyl group may have 1 to 6 carbon atoms.
  • Exemplary aralkyl groups include, but are not limited to, benzyl, phenylethyl, phenylpropyl, phenylbutyl.
  • Each of the "nitrogen-containing heteroaryl", “oxygen-containing heteroaryl” and “sulfur-containing heteroaryl” optionally contains one or more other heteroatoms selected from oxygen, nitrogen and sulfur.
  • Examples include, but are not limited to, thienyl, furyl, pyrrolyl, oxazolyl, thiazolyl, imidazolyl, pyrazolyl, isoxazolyl, isothiazolyl, triazolyl, tetrazolyl, oxadiazolyl , thiadiazolyl, etc., or pyridyl, pyridazinyl, pyrimidinyl, pyrazinyl, triazinyl, etc., as well as 5-10 membered ring groups containing these groups.
  • halo or halogen group is defined to include F, Cl, Br or I.
  • alkylthio means an alkyl group as defined above attached to the parent molecular moiety through a sulfur atom.
  • Representative examples of C 1-6 alkylthio include, but are not limited to, methylthio, ethylthio, tert-butylthio, and hexylthio.
  • substituted means that one or more (e.g., one, two, three or four) hydrogens on the designated atom are replaced by a selection from the indicated group, provided that no more than the designated atom is present in the case of normal valence and the substitution forms a stable compound. Combinations of substituents and/or variables are permissible only if such combinations form stable compounds.
  • substituent may be (1) unsubstituted or (2) substituted. If a carbon of a substituent is described as optionally substituted with one or more of the substituent lists, then one or more hydrogens on the carbon (to the extent of any hydrogen present) may be independently and/or together Optional substituent substitutions of choice. If the nitrogen of a substituent is described as optionally substituted with one or more of the substituents listed, then one or more hydrogens on the nitrogen (to the extent of any hydrogen present) may each be independently selected as optional. substitution of substituents.
  • each substituent is selected independently of the other.
  • each substituent may be the same as or different from another (other) substituent.
  • one or more means 1 or more than 1, such as 2, 3, 4, 5 or 10 under reasonable conditions.
  • the present invention also includes all pharmaceutically acceptable isotopically labeled compounds that are identical to the compounds of the present invention except that one or more atoms are substituted with the same atomic number but an atomic mass or mass number different from the atomic mass that predominates in nature. or atomic substitution of mass number.
  • isotopes suitable for inclusion in the compounds of the invention include, but are not limited to, isotopes of hydrogen (e.g., deuterium (D, 2 H), tritium (T, 3 H)); isotopes of carbon (e.g. , 11 C, 13 C and 14 C); isotopes of chlorine (e.g. 36 Cl); isotopes of fluorine (e.g.
  • positron emitting isotopes eg 11 C, 18 F, 15 O and 13 N
  • PTT positron emission tomography
  • Isotopically labeled compounds of the invention may be prepared by methods analogous to those described in the accompanying Schemes and/or Examples and Preparations by using appropriate isotopically labeled reagents in place of the previously employed non-labeled reagents.
  • Pharmaceutically acceptable solvates of the present invention include those in which the crystallization solvent may be isotopically substituted, for example, D2O , acetone- d6 or DMSO- d6 .
  • compositions of the present invention may exist in free form for therapeutic use, or, where appropriate, as pharmaceutically acceptable derivatives thereof.
  • pharmaceutically acceptable derivatives include, but are not limited to, pharmaceutically acceptable salts, esters, solvates, metabolites or prodrugs that can be directly administered to a patient in need thereof. Or indirectly provide the compound of the invention or its metabolites or residues. Therefore, when reference is made herein to "a compound of the invention", it is also intended to encompass the various derivative forms of the compound described above.
  • Pharmaceutically acceptable salts of the compounds of the present invention include acid addition salts and base addition salts thereof.
  • esters means esters derived from compounds of each general formula herein, including physiologically hydrolyzable esters (which can be hydrolyzed under physiological conditions to release the free acid or alcohol form of the present invention). compound).
  • the compounds of the present invention may themselves be esters.
  • metabolites of the compounds of the invention ie substances formed in the body upon administration of the compounds of the invention. Such products may result, for example, from oxidation, reduction, hydrolysis, amidation, deamidation, esterification, delipidation, enzymatic hydrolysis, etc. of the administered compound.
  • the invention includes metabolites of the compounds of the invention, including compounds prepared by contacting a compound of the invention with a mammal for a time sufficient to produce metabolites thereof.
  • the present invention further includes within its scope prodrugs of the compounds of the invention which may themselves have less pharmacological activity or be drug-free.
  • Certain derivatives of physiologically active compounds of the invention can be converted to compounds of the invention having the desired activity when administered into or onto the body, for example by hydrolytic cleavage.
  • prodrugs will be functional group derivatives of the compound that are readily converted in vivo to the desired therapeutically active compound. Additional information on the use of prodrugs can be found in "Pro-drugs as Novel Delivery Systems," Volume 14, ACS Symposium Series (T. Higuchi and V. Stella) and "Bioreversible Carriers in Drug Design," Pergamon Press, 1987 ( Edited by EB Roche, American Pharmaceutical Association).
  • prodrugs of the present invention may be prepared, for example, by using certain moieties known to those skilled in the art as "pro-moiety” (eg as described in “Design of Prodrugs", H. Bundgaard (Elsevier, 1985)) Prepared by substituting appropriate functional groups present in the compounds of the invention.
  • the invention also encompasses compounds of the invention containing protecting groups.
  • protecting groups In any process for preparing the compounds of the invention, it may be necessary and/or desirable to protect sensitive or reactive groups on any relevant molecules, thereby forming chemically protected forms of the compounds of the invention. This can be achieved by conventional protecting groups, for example, those described in Protective Groups in Organic Chemistry, ed. J.F.W. McOmie, Plenum Press, 1973; and T.W. Greene & P.G.M. Wuts, Protective Groups in Organic Synthesis, John Wiley & Sons, 1991 Protecting Groups, these references are incorporated herein by reference.
  • the protecting groups can be removed at an appropriate subsequent stage using methods known in the art.
  • the invention provides a compound, or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph, solvate, metabolite, isotopically labeled compound or pro- Medicine, wherein said compound has the structure of formula (I):
  • L is selected from direct bond, -C 1-6 alkylene-, -C 2-6 alkenylene- and -C 2-6 alkynylene-;
  • Y is CR 4 or N
  • Z is CR 5 or N
  • alkyl, alkylene, alkenyl, alkenylene, alkynyl, alkynylene, cycloalkyl, heterocyclyl, aryl, heteroaryl and aralkyl groups are each optionally replaced by one at each occurrence.
  • the present invention provides compounds or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs, solvates, metabolites, isotopically labeled compounds thereof, or Prodrugs, wherein the compound has the structure of formula (II) or formula (III):
  • L' is -C 1-6 alkylene-, the alkylene group is optionally substituted by one or more substituents independently selected from the following: -OH, C 3-6 cyclic hydrocarbon group, 3-10 membered Heterocyclyl, C 6-10 aryl and 5-14 membered heteroaryl; preferably, the alkylene is optionally substituted by one or more substituents independently selected from the following: -OH, cyclopropyl and phenyl optionally substituted by one or more halogens;
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof compound, solvate, metabolite, isotopically labeled compound or prodrug, wherein L is a direct bond or -C 1-6 alkylene-, wherein said alkylene is optionally selected from one or more independently Substituted from the following substituents: -OH, -OCH 3 , C 1-6 alkyl, C 3-6 cycloalkyl, 3-10 membered heterocyclyl, C 6-10 aryl and 5-14 membered heteroaryl , the alkyl, cycloalkyl, heterocyclyl, aryl and heteroaryl groups are further optionally substituted by one or more halogens or C 1-6 alkyl groups.
  • L is a direct bond, methylene or ethylene, wherein said methylene and ethylene are optionally substituted with one or more substituents independently selected from: -OH , -OCH 3 , methyl, cyclopropyl, phenyl, pyrazolyl, pyridyl, pyrimidinyl and pyridazinyl, the above groups are optionally further substituted by one or more halogens and/or methyl;
  • L is a direct bond, -CH2- , -CH 2 CH 2 -,
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof compounds, solvates, metabolites, isotopically labeled compounds or prodrugs, where X, Y and Z are each independently CH, CF or N.
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof Compounds, solvates, metabolites, isotopically labeled compounds or prodrugs, wherein R 1 is selected from C 1-6 alkyl, C 3-6 cycloalkyl, 3-10 membered heterocyclyl, C 6-10 aryl and 5-14 membered heteroaryl;
  • C 1-6 alkyl e.g. methyl group
  • halo C 1-6 alkyl e.g. trifluoromethyl
  • -OC 1-6 alkyl e.g. methoxy
  • -O-halo C 1-6 alkyl e.g. trifluoromethoxy base
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof compounds, solvates, metabolites, isotopically labeled compounds or prodrugs, wherein R c and R d are each independently selected at each occurrence from H, C 1-6 alkyl (e.g., methyl, ethyl, tert.
  • C 3-10 cycloalkyl such as cyclopropyl
  • 3-10 membered heterocyclyl such as pyrrolidinyl, morpholinyl or piperidinyl optionally substituted by F
  • C 6-10 Aryl phenyl optionally substituted by F
  • 5-14 membered heteroaryl such as pyridyl
  • the alkyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are further optionally Substituted with one or more substituents independently selected from the group consisting of: halogen (e.g., F), -OH, halogenated C 1-6 alkyl (e.g., trifluoromethyl), and C 3-6 cycloalkyl (e.g., cyclopropyl) ).
  • halogen e.g., F
  • -OH halogenated C 1-6 alkyl
  • C 3-6 cycloalkyl e.g., cyclopropyl
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof substance, solvate, metabolite, isotopically labeled compound or prodrug, wherein R 1 is selected from methyl, cyclopropyl, cyclohexyl, tetrahydropyrrolyl, tetrahydropyranyl, piperidyl, morpholinyl , phenyl, pyrazolyl, pyridyl, pyrimidinyl, pyridazinyl and imidazopyridyl; each of said groups is optionally substituted by one or more substituents independently selected from the following: -F, - Cl, -OH, -CN, -NH 2 , -CH 3 , -CF 3 , -CH 2 CF 2 CF 3 , -NHCH 2 CF 3 ,
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof substance, solvate, metabolite, isotopically labeled compound or prodrug, wherein R1 has the following structure:
  • U and V are each independently CR 8e R 8f , NR 8g or O;
  • the invention provides compounds of Formula (I), Formula (II) or Formula (III), or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs thereof compounds, solvates, metabolites, isotopically labeled compounds or prodrugs, wherein R 1 is selected from methyl,
  • the present invention provides compounds or pharmaceutically acceptable salts, esters, stereoisomers, tautomers, polymorphs, solvates, metabolites, isotopically labeled compounds thereof, or Prodrug, wherein said compound is selected from:
  • compositions and methods of treatment are provided.
  • the invention provides pharmaceutical compositions comprising a prophylactically or therapeutically effective amount of a compound of the invention or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph thereof Compounds, solvates, metabolites, isotopically labeled compounds or prodrugs and one or more pharmaceutically acceptable carriers, the pharmaceutical composition is preferably a solid preparation, a liquid preparation or a transdermal preparation.
  • the invention provides a compound of the invention or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph, solvate, metabolite, isotopically labeled
  • a compound of the invention or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph, solvate, metabolite, isotopically labeled Use of compounds or prodrugs or pharmaceutical compositions of the present invention in the preparation of medicaments for preventing or treating HDAC6-related diseases.
  • the invention provides a compound of the invention or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph, solvate, metabolite, isotopically labeled Compounds or prodrugs or pharmaceutical compositions of the invention for preventing or treating HDAC6-related diseases.
  • the invention provides methods for preventing or treating HDAC6-related diseases, the methods comprising administering to an individual in need thereof an effective amount of a compound of the invention, or a pharmaceutically acceptable salt, ester, stereoisomeric compound thereof.
  • the HDAC6-related diseases include, but are not limited to, cancer or proliferative diseases (e.g., lung cancer, colon cancer, breast cancer, prostate cancer, liver cancer, brain cancer, kidney cancer, ovarian cancer, gastric cancer, skin cancer, bone cancer, pancreatic cancer , glioma, glioblastoma, hepatocellular carcinoma, papillary renal cancer, head and neck squamous cell carcinoma, leukemia, lymphoma, myeloma, multiple myeloma, and solid tumors); Wilson's disease Wilson's disease, spinocerebellar ataxia, prion disease, Parkinson's disease, Huntington's disease, amyotrophic lateral sclerosis, amyloidosis, Alzheimer's disease Alzheimer's disease, Alexander's disease, alcoholic liver disease, cystic fibrosis, Pick's disease, spinal muscular atrophy or Lewy body dementia; similar Rheumatoid arthritis, osteoarthritis; rheumatoi
  • pharmaceutically acceptable carrier refers to a diluent, adjuvant, excipient or vehicle that is administered with a therapeutic agent and is suitable for contact with humans and/or within the scope of reasonable medical judgment. Tissues from other animals without undue toxicity, irritation, allergic reactions, or other problems or complications commensurate with a reasonable benefit/risk ratio.
  • treating means reversing, alleviating, inhibiting, or preventing the progression of one or more symptoms of the disorder or condition to which such term applies.
  • compounds of the present application are synthesized via the following reaction scheme:
  • R is halogen and each remaining group is as defined herein.
  • PG is an amino protecting group
  • Step 2 to Step 5 (Compound 6)
  • Example 18 (Compound 70i-A, 70i-B, 70i-BA, 70i-BB)
  • Compound 70i-B (240mg, 0.49mmol) was subjected to chiral separation (column: IC, mobile phase: Hex/EtOH/TFA 50/50/0.3, flow rate: 25mL/min, detection wavelength: 254nM) to obtain white solid compound 70i- B-A (retention time: 21.264 minutes, 50 mg, 21%) and compound 70i-B-B (retention time: 29.823 minutes, 50 mg, 21%) are both chiral pure compounds.
  • Example 21 (Compound 84j-A, 84j-B, 84j-AA, 84j-AB)
  • Example 22 (Compound 88j-A, 88j-B, 88j-AA, 88j-AB)
  • Example 28 (Compound 103j-A, 103j-B, 103j-C, 103j-D)
  • 118a was used to replace 84a, and 118c was used to replace 84c, to obtain 118.
  • reaction solution was purified through a silica gel column (dichloromethane/ethyl acetate: 50-90%) to obtain an off-white product 63e (400 mg, yield: 36.53%). MS m/z[M+H] + :500.3.
  • Pentafluoropropionic acid (20 mg, 0.12 mmol), N,N-diisopropylethylamine (30 mg, 0.23 mmol), HATU (44 mg, 0.12 mmol) and DMF (2 mL) were added to the reaction flask. After stirring at room temperature for half an hour, compound 63j (30 mg, 0.078 mmol) was added, and the mixture was stirred at room temperature for 2 hours. LCMS showed the reaction was complete. The reaction solution was purified through a reversed-phase column (acetonitrile/0.05% formic acid aqueous solution: 50-70%) to obtain white solid product 145 (2 mg, yield: 4.83%). MS m/z[MH] + :530.2.
  • reaction solution was purified through a silica gel column (dichloromethane/ethyl acetate: 50-90%) to obtain an off-white product 159b (50 mg, yield: 44.16%). MS m/z[M+H] + :371.2.
  • HDAC6 (Abcam), test compounds and 20 ⁇ M substrate solution (Ac-GAK(Ac)-AMC) were added to the 384-well plate respectively, and incubated at 37°C for 30 min. Add 1 ⁇ M Trypsin and 10 ⁇ M TSA, incubate at room temperature for 15 min, and excite at 360 nm. The fluorescence emission intensity at 455 nm was detected, and the inhibition rate at each concentration was calculated. IC 50 was obtained by fitting with GraphPadPrism 7.0 software.
  • HDAC proteins of different subtypes purchased from BPS
  • test compounds and substrate solutions purchased from BPS
  • a concentration of 2.5-40 ⁇ M were added to the 384-well plate respectively, and incubated at 37°C for 30 min.
  • IC 50 is obtained by fitting with GraphPadPrism 7.0 software.
  • A375/HCT116/HCC827 cells in the logarithmic growth phase digest them with trypsin cell digestion solution, centrifuge, count, and spread them into a 96-well plate at a suitable cell density (30,000 cells/well), 100 ⁇ L per well, surrounded by Add appropriate amount of PBS for water sealing.
  • cells were treated with different concentrations of compounds (initial concentration was 100 ⁇ M, 5-fold dilution, and 9 concentration gradients were set).
  • the culture medium was aspirated and washed twice with 100 ⁇ L of PBST.
  • the cells were then fixed with 4% paraformaldehyde and incubated at room temperature for 20 min. Discard the fixative and wash the cells with PBST.
  • the animal and human liver microsomes used in this test system were purchased from Xenotech, Corning or other qualified suppliers and stored in a refrigerator below -60°C before use.
  • test product and the control compound were incubated with animal and human liver microsomes respectively for a certain period of time at 37 ⁇ 1°C.
  • the maximum incubation time The interval is 60 minutes, and the sample is taken out at the specified time point, and the reaction is terminated with acetonitrile or other organic solvent containing the internal standard. After centrifugation, the resulting supernatant was analyzed using liquid chromatography-tandem mass spectrometry (LC-MS/MS).
  • test powder is prepared into a stock solution of a certain concentration using DMSO or other organic solvents, and then further diluted with a suitable organic solvent.
  • control compounds testosterone, diclofenac, and propafenone were prepared as 10 mM stock solutions in DMSO and then further diluted with appropriate organic solvents.
  • Microsomes of various genera were diluted into 2 ⁇ working solution with 100mM potassium phosphate buffer. The final concentration of microsomes in the reaction system was 0.5 mg/mL.
  • NADP nicotinamide adenine dinucleotide phosphate
  • ISO isocitrate
  • Stop solution is prepared with acetonitrile or other organic solvent containing internal standard (tolbutamide or other suitable compound).
  • the prepared stop solution is stored in a refrigerator at 2-8°C.
  • Incubation will be done in 96-well plates. Prepare 8 incubation plates, named T0, T5, T15, T30, T45, T60, Blank60 and NCF60 respectively. The first 6 plates correspond to reaction time points of 0, 5, 15, 30, 45 and 60 minutes respectively. No test or control compounds are added to Blank60 plates, and samples are taken after 60 minutes of incubation. The NCF60 plate was incubated with potassium phosphate buffer instead of NADPH regeneration system solution for 60 minutes. All condition samples were run in triplicate.
  • the reaction temperature is 37 ⁇ 1°C
  • the final volume of the reaction is 200 ⁇ L
  • the reaction system includes 0.5mg/mL microsomes, 1.0 ⁇ M substrate, 1mM NADP, 6mM ISO and 1unit/mL IDH.
  • LC-MS/MS liquid chromatography-tandem mass spectrometry
  • Semi-quantitative determinations were made using the ratio of the analyte peak area to the internal standard peak area.
  • the retention time of analytes and internal standards, chromatogram acquisition, and chromatogram integration were processed using the software Analyst (Sciex, Framingham, Massachusetts, USA).
  • the CV of the peak area of the internal standard in each matrix in each analytical batch should be within 20%.
  • the in vitro elimination rate constant ke of the compound is obtained by converting the ratio of the peak area of the compound to the internal standard in the following formula into a residual rate:
  • CL int (liver) CL int (mic) ⁇ microsomal protein amount in liver (mg/g) ⁇ liver weight to body weight ratio
  • hepatic intrinsic clearance and hepatic clearance can be converted by the following formula.
  • mice On the day of administration, the actual body weight of the mice was measured and the administration volume was calculated. There were 3 mice in each group, and each compound was tested in two groups. One group was given a single intravenous injection, and the other group of mice was given a single intragastric administration.
  • Whole blood samples were collected at specified times (0.25, 0.5, 1, 2, 4, 8, and 24 hours after administration) by orbital blood collection. After blood samples are collected, they are immediately transferred to labeled commercial sample tubes containing K2-EDTA (0.85-1.15 mg), followed by centrifugation (3200x g, 4°C, 10 minutes) and plasma is collected. Plasma was transferred to pre-chilled centrifuge tubes, flash frozen in dry ice, and subsequently stored in an ultra-low temperature freezer at -60°C or below until LC-MS/MS analysis.
  • Plasma concentrations were determined using the LC-MS/MS method.
  • WinNonlin Version 6.3 (Pharsight, Mountain View, CA) pharmacokinetic software was used to process the plasma drug concentration data of compounds 1 and 2 using a non-compartmental model. Relevant pharmacokinetic parameters were calculated using the linear logarithmic trapezoidal method.
  • Plasma concentrations were determined using the LC-MS/MS method.
  • WinNonlin Version 6.3 (Pharsight, Mountain View, CA) pharmacokinetic software was used to process the plasma drug concentration data of the compounds using a non-compartmental model. Relevant pharmacokinetic parameters were calculated using the linear logarithmic trapezoidal method.
  • mice On the day of administration, the actual body weight of the mice was measured and the administration volume was calculated. There were 9 mice in each group, and the compounds were administered as a single intravenous injection (IV) or intragastric administration (PO).
  • IV intravenous injection
  • PO intragastric administration
  • Whole blood samples were collected at specified times by orbital blood sampling. After blood samples were collected, they were immediately transferred to labeled commercial sample tubes containing K2-EDTA (0.85-1.15 mg), followed by centrifugation (3200x g, 4°C, 10 minutes) and plasma was collected. Transfer the plasma to pre-cooled centrifuge tubes, flash freeze in dry ice, and then store in an ultra-low temperature freezer at -60°C or lower. Until LC-MS/MS analysis.
  • WinNonlin Version 6.3 (Pharsight, Mountain View, CA) pharmacokinetic software was used to process the plasma drug concentration data of the compounds using a noncompartmental model. Relevant pharmacokinetic parameters were calculated using the linear logarithmic trapezoidal method.
  • Mouse brain-blood drug concentration ratio at the same time point drug concentration in brain tissue/drug concentration in plasma
  • HEK293 cells were cultured in DMEM medium containing 10% fetal calf serum and 0.8 mg/mL G418 at a culture temperature of 37°C and a CO2 concentration of 5%.
  • the cells were digested with TrypLE TM Express and centrifuged. The cell density was adjusted to 2 ⁇ 10 6 cells/mL.
  • the cells were then gently mixed with a room temperature balance shaker for 15-20 minutes, and then put on the machine for patch clamp detection. Replace the culture medium of the prepared cells with extracellular fluid. Draw intracellular and external fluids from the liquid pool and add them to the intracellular liquid pool, cell and test substance pool of the QPlate chip respectively.
  • 100mM K-Buffer Mix 9.5mL of stock solution A into 40.5mL of stock solution B, adjust the total volume to 500mL with ultrapure water, and titrate the buffer to pH 7.4 with KOH or H 3 PO 4 .
  • test substance powder is prepared into a stock solution of a certain concentration using DMSO or other organic solvents, and then further diluted with a suitable organic solvent.
  • liver microsomes for studying CYP450 enzyme metabolic phenotypes is based on prepared liver microsomes supplemented with oxidation-reduction coenzymes, and then adding enzyme-specific selective inhibitors under conditions that simulate physiological temperature and physiological environment. biochemical reactions.
  • Solution preparation Prepare 0.05M sodium phosphate and 0.07M NaCl buffer, control compound (the final concentration of warfarin and quinidine in the system are both 1 ⁇ M) and the dosage solution (the final concentration is 1 ⁇ M).
  • Dialysis membrane pretreatment first soak in distilled water for 60 minutes; then add 20% (v/v) ethanol solution (diluted with distilled water) and continue soaking for 20 minutes until the test starts. Wash twice with distilled water to remove remaining ethanol before use.
  • Plasma pretreatment 1) Thaw human, rat, and mouse plasma at room temperature. After thawing, centrifuge at room temperature at a maximum speed of 2000 ⁇ g for 5 minutes, and retain the supernatant (freezing and thawing of plasma will produce fiber precipitation; plasma The samples were kept at room temperature for the rest of the tests); 2) Detect the plasma pH value and adjust the pH to 7.4 ⁇ 0.02 by adding a small amount of solid powder NaH 2 PO 4 .
  • Control group and test group Add 100 ⁇ L of plasma solution containing positive control substance or test compound to the administration end (Donor) of the equilibrium dialysis device, and add 100 ⁇ L of blank buffer to the receiving end (Receiver).
  • the plasma protein binding rate of the test compound is calculated according to the following formula:
  • Binding rate % 100 ⁇ ([administration end] 5h - [receiving end] 5h) / [administration end] 5h
  • test strains used in this mutagenicity test were Salmonella typhimurium auxotrophic strains TA98 and TA100.
  • the experiment was conducted using a 6-well culture plate with or without the presence of the S9 metabolic activation system.
  • a solvent control group (DMSO) and a positive control group were also set up, and each treatment group had 2 duplicate wells.
  • Compounds were presented at five concentrations ranging from 62.5 to 1000.0 ⁇ g/well (concentrations equivalent to 312.5 to 5000.0 ⁇ g/dish in the standard Ames assay).
  • the culture plate was incubated at 37°C for 48-72 hours, and then the bacterial toxicity in each well was detected, and the number of mutant colonies in each well was counted.
  • the test substance is considered to have positive mutagenicity for the test strain.
  • This test uses dimethyl sulfoxide (DMSO) to dissolve the test substance and serves as the negative (solvent) control of this test.
  • DMSO dimethyl sulfoxide
  • 2-nitrofluorene and sodium azide were used as positive controls for TA98 and TA100 respectively;
  • 2-aminofluorene was used as the positive control for TA98 and TA100. things.

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Abstract

具有式(I)结构的噁二唑化合物、包含其的药物组合物及其作为HDAC6抑制剂的用途。

Description

噁二唑化合物、包含其的药物组合物及其用途 发明领域
本申请涉及噁二唑化合物、包含其的药物组合物及其作为HDAC6抑制剂的用途。
发明背景
组蛋白去乙酰化酶(HDAC)可以催化组蛋白或其他蛋白的去乙酰化,其主要通过转录抑制作用在多种生物学过程中发挥重要作用。人体内的HDAC可以分为四类,I类包括HDAC1、HDAC2、HDAC3和HDAC8;II类包括HDAC4、HDAC5、HDAC6、HDAC7、HDAC9和HDAC10;III类包括SIRT1、SIRT2、SIRT3、SIRT4、SIRT5、SIRT6和SIRT7;IV类包括HDAC11。II类HDAC又可分为IIa亚类(HDAC4、HDAC5、HDAC7和HDAC9)和IIb亚型(HDAC6和HDAC10)。
HDAC6主要催化非组蛋白底物的去乙酰化,如α-微管蛋白和Hsp90等。HDAC6参与多种疾病的病理过程,包括癌症、神经系统疾病、感染、心血管疾病、免疫以及炎症相关疾病。
在肿瘤治疗领域,多数的HDAC抑制剂为广谱抑制剂,对HDAC亚型不具有选择性。HDAC家族广谱抑制剂的副作用与其对I类亚型的抑制(特别是HDAC1和HDAC2的抑制)密切相关。
发明概述
本申请提供噁二唑化合物,其可用作HDAC6抑制剂来预防或治疗HDAC6相关性疾病。本申请的化合物对HDAC6有高选择性,因此避免了HDAC广谱抑制剂的副作用。此外,本发明的化合物还具有更好的物理化学性质(例如溶解度、物理和/或化学稳定性)、改善的药物代谢动力学性质(例如改善的生物利用度、改善的代谢稳定性、合适的半衰期和作用持续时间)、改善的安全性(较低的毒性(例如降低的心脏毒性)和/或较少的副作用)、较不易产生耐药性等更优异的性质。
本发明的一个方面提供化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物具有式(I)的结构:
其中
L选自直接键、-C1-6亚烷基-、-C2-6亚烯基-和-C2-6亚炔基-;
X为CR6或N;
Y为CR4或N;
Z为CR5或N;
R1选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb
R2和R3各自独立地选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb;或者R2和R3共同构成氧代基(=O);或者R2和R3连同其所连接的碳原子共同构成C3-6环烃基或3-10元杂环基;
R4、R5和R6各自独立地选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、 -NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb
Ra和Rb在每次出现时各自独立地选自H、C1-6烷基、C3-10环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基;
上述烷基、亚烷基、烯基、亚烯基、炔基、亚炔基、环烃基、杂环基、芳基、杂芳基和芳烷基在每次出现时各自任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-NH2、-CN、-NO2、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Rc、-OC(=O)Rc、-OC(=O)NRcRd、-C(=O)ORc、-ORc、-SRc、-S(=O)Rc、-S(=O)2Rc、-S(=O)2NRcRd、-NRcRd、-C(=O)NRcRd、-NRc-C(=O)Rd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd、-NRc-C(=O)-NRcRd、-C1-6亚烷基-ORc、-C1-6亚烷基-NRcRd和-O-C1-6亚烷基-NRcRd,所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、卤代C1-6烷基、-OC1-6烷基、-O-卤代C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基;并且
Rc和Rd在每次出现时各自独立地选自H、C1-6烷基、C3-10环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基,所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、卤代C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基。
本发明的另一方面提供药物组合物,其包含本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药以及一种或多种药学上可接受的载体,所述药物组合物优选是固体制剂、液体制剂或透皮制剂。
本发明的另一方面提供本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者本发明的药物组合物在制备用于预防或治疗HDAC6相关性疾病的药物中的用途。
本发明的另一方面提供本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者本发明的药物组合物,其用于预防或治疗HDAC6相关性疾病。
本发明的另一方面提供预防或治疗HDAC6相关性疾病的方法,所述方法包括向需要其的个体给药有效量的本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者本发明的药物组合物。
发明详述
定义
除非在下文中另有定义,本文中所用的所有技术术语和科学术语的含义意图与本领域技术人员通常所理解的相同。提及本文中使用的技术意图指在本领域中通常所理解的技术,包括那些对本领域技术人员显而易见的技术的变化或等效技术的替换。虽然相信以下术语对于本领域技术人员很好理解,但仍然阐述以下定义以更好地解释本发明。
术语“包括”、“包含”、“具有”、“含有”或“涉及”及其在本文中的其它变体形式为包含性的(inclusive)或开放式的,且不排除其它未列举的元素或方法步骤。
如本文中所使用,术语“亚烷基”表示饱和二价烃基,优选表示具有1、2、3、4、5或6个碳原子的饱和二价烃基,例如亚甲基、亚乙基、亚丙基或亚丁基。
如本文中所使用,术语“烷基”定义为直链或支链饱和脂肪族烃。在一些实施方案中,烷基具有1至12个,例如1至6个碳原子。例如,如本文中所使用,术语“C1-6烷基”指1至6个碳原子的线性或支化的基团(例如甲基、乙基、正丙基、异丙基、正丁基、异丁基、仲丁基、叔丁基、正戊基或正己基),其任选地被1或多个(诸如1至3个)适合的取代基如卤素取代(此时该基团被称作“卤代烷基”)(例如CF3、C2F5、CHF2、CH2F、CH2CF3、CH2Cl或-CH2CH2CF3等)。术语“C1-4烷基”指1至4个碳原子的线性或支化的脂肪族烃链(即甲基、乙基、正丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基)。
如本文中所使用,术语“烯基”意指线性的或支化的单价烃基,其包含一个或多个双键,且具有2-6个碳原子(“C2-6烯基”)。所述烯基为例如-CH=CH2、-CH2CH=CH2、-C(CH3)=CH2、-CH2-CH=CH-CH3、2-戊烯基、3-戊烯基、4-戊烯基、2-己烯基、3-己烯基、4-己烯基、5-己烯基、2-甲基-2-丙烯基和4-甲基-3-戊烯基。当本发明的化合物含有烯基时,所述化合物可以纯E(异侧(entgegen))形式、纯Z(同侧(zusammen))形式或其任意混合物形式存在。术语“亚烯基”为相应的二价基团,包括例 如“C2-6亚烯基”、“C2-4亚烯基”等,其具体实例包括但不限于:-CH=CH-、-CH2CH=CH-、-C(CH3)=CH-、亚丁烯基、亚戊烯基、亚己烯基等。
如本文中所使用,术语“炔基”表示包含一个或多个三键的单价烃基,其优选具有2、3、4、5或6个碳原子,例如乙炔基、2-丙炔基、2-丁炔基、1,3-丁二炔基等。所述炔基任选地被一个或多个(诸如1至3个)相同或不同的取代基取代。术语“亚炔基”为相应的二价基团,包括例如“C2-8亚炔基”、“C2-6亚炔基”、“C2-4亚炔基”等。其实例包括但不限于等,所述亚炔基任选地被一个或多个(诸如1至3个)相同或不同的取代基取代。
如本文中所使用,术语“亚环烃基”、“环烃基”和“烃环”是指具有例如3-10个(适合地具有3-8个,更适合地具有3-6个)环碳原子的饱和(即,“亚环烷基”和“环烷基”)或不饱和的(即在环内具有一个或多个双键和/或三键)单环或多环烃环,其包括但不限于(亚)环丙基(环)、(亚)环丁基(环)、(亚)环戊基(环)、(亚)环己基(环)、(亚)环庚基(环)、(亚)环辛基(环)、(亚)环壬基(环)、(亚)环己烯基(环)等。
如本文中所使用,术语“环烷基”指饱和单环或多环(诸如双环)烃环(例如单环,诸如环丙基、环丁基、环戊基、环己基、环庚基、环辛基、环壬基,或双环,包括螺环、稠合或桥连系统(诸如双环[1.1.1]戊基、双环[2.2.1]庚基、双环[3.2.1]辛基或双环[5.2.0]壬基、十氢化萘基等),其任选地被1或多个(诸如1至3个)适合的取代基取代。所述环烷基具有3至15个碳原子。例如,术语“C3-6环烷基”指3至6个成环碳原子的饱和单环或多环(诸如双环)烃环(例如环丙基、环丁基、环戊基或环己基),其任选地被1或多个(诸如1至3个)适合的取代基取代,例如甲基取代的环丙基。
如本文中所使用,术语“杂环基”指饱和或不饱和的一价单环或双环基团,其在环中具有2、3、4、5、6、7、8或9个碳原子和一个或多个(例如一个、两个、三个或四个)选自O、S、S(=O)、S(=O)2和NRa的含杂原子的基团,其中Ra表示氢原子或C1-6烷基或卤代-C1-6烷基;所述杂环基可以通过所述碳原子中的任一个或氮原子(如果存在的话)与分子的其余部分连接。特别地,3-10元杂环基为在环中具有3-10个碳原子及杂原子的基团,例如但不限于环氧乙烷基、氮丙啶基、氮杂环丁烷基(azetidinyl)、氧杂环丁烷基(oxetanyl)、四氢呋喃基、二氧杂环戊烯基(dioxolinyl)、吡咯烷基、吡咯烷酮基、咪唑烷基、吡唑烷基、吡咯啉基、四氢吡喃基、哌啶基、吗啉基、二噻烷基(dithianyl)、硫吗啉基、哌嗪基或三噻烷基(trithianyl)。
如本文中所使用,术语“杂环基”涵盖并环结构,所述并环结构与其他基团的连接点可以在并环结构中的任一环上。因此,本发明的杂环基还包括但不限于杂环基并杂环基、杂环基并环烷基、单杂环基并单杂环基、单杂环基并单环烷基,例如3-7元(单)杂环基并3-7元(单)杂环基、3-7元(单)杂环基并(单)环烷基、3-7元(单)杂环基并C4-6(单)环烷基,其实例包括但不限于吡咯烷基并环丙基、环戊基并氮杂环丙基、吡咯烷基并环丁基、吡咯烷基并吡咯烷基、吡咯烷基并哌啶基、吡咯烷基并哌嗪基、哌啶基并吗啉基、
如本文中所使用,术语“杂环基”涵盖桥杂环基和螺杂环基。
如本文中所使用,术语“桥杂环”是指两个饱和环共用两个不直接相连的环原子形成的含有一个或多个(例如1个、2个、3个或4个)杂原子(例如氧原子、氮原子和/或硫原子)的环状结构,包括但不限于7-10元桥杂环、8-10元桥杂环、7-10元含氮桥杂环、7-10元含氧桥杂环、7-10元含硫桥杂环等,例如 等。所述“含氮桥杂环”、“含氧桥杂环”、“含硫桥杂环”任选地还含有一个或多个选自氧、氮和硫的其他杂原子。
如本文中所使用,术语“螺杂环”是指由两个或两个以上饱和环共用一个环原子形成的含有一个或多个(例如1个、2个、3个或4个)杂原子(例如氧原子、氮原子、硫原子)的环状结构,包括但不限于5-10元螺杂环、6-10元螺杂环、6-10元含氮螺杂环、6-10元含氧螺杂环、6-10元含硫螺杂环等, 例如 所述“含氮螺杂环”、“含氧螺杂环”、“含硫螺杂环”任选地还含有一个或多个选自氧、氮、硫的其他杂原子。术语“6-10元含氮螺杂环基”是指含有共计6-10个环原子并且其中至少一个环原子为氮原子的螺杂环基。
如本文中所使用,术语“芳基”指具有共轭π电子系统的全碳单环或稠合环多环芳族基团。例如,如本文中所使用,术语“C6-14芳基”意指含有6至14个碳原子的芳族基团,诸如苯基或萘基。芳基任选地被1或多个(诸如1至3个)适合的取代基(例如卤素、-OH、-CN、-NO2、C1-6烷基等)取代。
术语“芳烷基”优选表示芳基取代的烷基,其中所述芳基和所述烷基如本文中所定义。通常,所述芳基可具有6-14个碳原子,并且所述烷基可具有1-6个碳原子。示例性芳烷基包括但不限于苄基、苯基乙基、苯基丙基、苯基丁基。
如本文中所使用,术语“杂芳基”或“杂芳环”指含有一个或多个相同或不同杂原子的单环或多环芳族基团,包括单环的杂芳基和含有至少一个杂芳环(至少含有一个杂原子的芳族环系)的双环或多环环系,其可以具有5、6、7、8、9、10、11、12、13或14个环原子,例如5、6、7、8、9或10个环原子。所述杂原子可以是氧、氮或硫。所述杂芳基上的碳原子和杂原子任选地被氧代基团取代(例如形成C=O、S(=O)或S(=O)2)。
如本文中所使用,术语“5-10元杂芳基”或“5-10元杂芳环”意指含有5至10个(例如5至6个)环原子的杂芳基(杂芳环),包括5-10元含氮杂芳基、5-10元含氧杂芳基、5-10元含硫杂芳基、5-6元含氮杂芳基、5-6元含氧杂芳基、5-6元含硫杂芳基等。所述“含氮杂芳基”、“含氧杂芳基”和“含硫杂芳基”各自任选地含有一个或多个选自氧、氮和硫的其他杂原子。其实例包括但不限于噻吩基、呋喃基、吡咯基、噁唑基、噻唑基、咪唑基、吡唑基、异噁唑基、异噻唑基、三唑基、四唑基、噁二唑基、噻二唑基等,或吡啶基、哒嗪基、嘧啶基、吡嗪基、三嗪基等,以及包含这些基团的5-10元并环基团。
如本文中所使用,术语“杂芳基”涵盖并环结构,所述并环结构与其他基团的连接点可以在并环结构中的任一环上。因此,本发明的杂芳基还包括但不限于(单)杂芳基并(单)杂芳基、(单)杂芳基并(单环)芳基、(单)杂芳基并(单)杂环基和(单)杂芳基并(单)环烷基,例如5-6元(单)杂芳基并5-6元(单)杂芳基、5-6元(单)杂芳基并苯基、5-6元(单)杂芳基并5-6元(单)杂环基或5-6元(单)杂芳基并C4-6(单)环烷基(例如5-6元杂芳基并环丁基、5-6元杂芳基并环戊基或5-6元杂芳基并环己基),其实例包括但不限于吲哚基、异吲哚基、吲唑基、苯并咪唑、喹啉基、异喹啉基、 等。
如本文中所使用,术语“卤代”或“卤素”基团定义为包括F、Cl、Br或I。
如本文中所使用,术语“烷基硫基”意指通过硫原子连接至母体分子部分的如上文所定义的烷基。C1-6烷基硫基的代表性实例包括但不限于甲硫基、乙硫基、叔丁硫基及己硫基。
如本文中所使用,术语“含氮杂环”指饱和或不饱和的单环或双环基团,其在环中具有2、3、4、5、6、7、8、9、10、11、12或13个碳原子和至少一个氮原子,其还可任选地包含一个或多个(例如一个、两个、三个或四个)选自N、O、C=O、S、S=O和S(=O)2的环成员;所述含氮杂环通过氮原子与分子的其余部分连接。所述含氮杂环优选为饱和含氮单环。特别地,3至14元含氮杂环为在环 中具有3-14个碳原子及杂原子(其中至少一个为氮原子)的基团,其包括但不限于三元含氮杂环(如氮丙啶基)、四元含氮杂环(如氮杂环丁烷基)、五元含氮杂环(如吡咯基、吡咯烷基(吡咯烷环)、吡咯啉基、吡咯烷酮基、咪唑基、咪唑烷基、咪唑啉基、吡唑基、吡唑啉基)、六元含氮杂环(如哌啶基(哌啶环)、吗啉基、硫吗啉基、哌嗪基)、七元含氮杂环等。
术语“取代”指所指定的原子上的一个或多个(例如一个、两个、三个或四个)氢被从所指出的基团的选择代替,条件是未超过所指定的原子在当前情况下的正常原子价并且所述取代形成稳定的化合物。取代基和/或变量的组合仅仅当这种组合形成稳定的化合物时才是允许的。
如果取代基被描述为“任选地被取代”,则取代基可(1)未被取代或(2)被取代。如果取代基的碳被描述为任选地被取代基列表中的一个或多个取代,则碳上的一个或多个氢(至存在的任何氢的程度)可单独和/或一起被独立地选择的任选的取代基替代。如果取代基的氮被描述为任选地被取代基列表中的一个或多个取代,则氮上的一个或多个氢(至存在的任何氢的程度)可各自被独立地选择的任选的取代基替代。
如果取代基被描述为“独立地选自”一组,则各取代基独立于另一者被选择。因此,各取代基可与另一(其他)取代基相同或不同。
如本文中所使用,术语“一个或多个”意指在合理条件下的1个或超过1个,例如2个、3个、4个、5个或10个。
除非指明,否则如本文中所使用,取代基的连接点可来自取代基的任意适宜位置。
当取代基的键显示为穿过环中连接两个原子的键时,则这样的取代基可键连至该可取代的环中的任一成环原子。
本发明还包括所有药学上可接受的同位素标记的化合物,其与本发明的化合物相同,除了一个或多个原子被具有相同原子序数但原子质量或质量数不同于在自然界中占优势的原子质量或质量数的原子替代。适合包含入本发明的化合物中的同位素的实例包括(但不限于)氢的同位素(例如氘(D,2H)、氚(T,3H));碳的同位素(例如11C、13C及14C);氯的同位素(例如36Cl);氟的同位素(例如18F);碘的同位素(例如123I及125I);氮的同位素(例如13N及15N);氧的同位素(例如15O、17O及18O);磷的同位素(例如32P);及硫的同位素(例如35S)。某些同位素标记的本发明的化合物(例如掺入放射性同位素的那些)可用于药物和/或底物组织分布研究(例如分析)中。放射性同位素氚(即3H)及碳-14(即14C)因易于掺入且容易检测而特别可用于该目的。用正电子发射同位素(例如11C、18F、15O及13N)进行取代可在正电子发射断层显像术(PET)研究中用于检验底物受体占据情况。被同位素标记的本发明的化合物可通过与描述于随附路线和/或实施例及制备中的那些类似的方法通过使用适当的被同位素标记的试剂代替之前采用的非标记的试剂来制备。本发明的药学上可接受的溶剂合物包括其中结晶溶剂可被同位素取代的那些,例如,D2O、丙酮-d6或DMSO-d6
还应当理解,本发明的某些化合物可以游离形式存在用于治疗,或适当时,以其药学上可接受的衍生物形式存在。在本发明中,药学上可接受的衍生物包括但不限于,药学上可接受的盐、酯、溶剂合物、代谢物或前药,在将它们向需要其的患者给药后,能够直接或间接提供本发明的化合物或其代谢物或残余物。因此,当在本文中提及“本发明的化合物”时,也意在涵盖化合物的上述各种衍生物形式。
本发明的化合物的药学上可接受的盐包括其酸加成盐及碱加成盐。
适合的盐的综述参见Stahl及Wermuth的“Handbook of Pharmaceutical Salts:Properties,Selection,and Use”(Wiley-VCH,2002)。用于制备本发明的化合物的药学上可接受的盐的方法为本领域技术人员已知的。
如本文中所使用,术语“酯”意指衍生自本申请中各个通式化合物的酯,其包括生理上可水解的酯(可在生理条件下水解以释放游离酸或醇形式的本发明的化合物)。本发明的化合物本身也可以是酯。
本发明的化合物可以溶剂合物(优选水合物)的形式存在,其中本发明的化合物包含作为所述化合物晶格的结构要素的极性溶剂,特别是例如水、甲醇或乙醇。极性溶剂特别是水的量可以化学计量比或非化学计量比存在。
在本发明的范围内还包括本发明的化合物的代谢物,即在给药本发明的化合物时体内形成的物质。这样的产物可由例如被给药的化合物的氧化、还原、水解、酰胺化、脱酰胺化、酯化、脱脂化、酶解等产生。因此,本发明包括本发明的化合物的代谢物,包括通过使本发明的化合物与哺乳动物接触足以产生其代谢产物的时间的方法制得的化合物。
本发明在其范围内进一步包括本发明的化合物的前药,其为自身可具有较小药理学活性或无药 理学活性的本发明的化合物的某些衍生物当被给药至身体中或其上时可通过例如水解裂解转化成具有期望活性的本发明的化合物。通常这样的前药会是所述化合物的官能团衍生物,其易于在体内转化成期望的治疗活性化合物。关于前药的使用的其他信息可参见“Pro-drugs as Novel Delivery Systems”,第14卷,ACS Symposium Series(T.Higuchi及V.Stella)及“Bioreversible Carriers in Drug Design,”Pergamon Press,1987(E.B.Roche编辑,American Pharmaceutical Association)。本发明的前药可例如通过用本领域技术人员已知作为“前-部分(pro-moiety)(例如“Design of Prodrugs”,H.Bundgaard(Elsevier,1985)中所述)”的某些部分替代本发明的化合物中存在的适当官能团来制备。
本发明还涵盖含有保护基的本发明的化合物。在制备本发明的化合物的任何过程中,保护在任何有关分子上的敏感基团或反应基团可能是必需的和/或期望的,由此形成本发明的化合物的化学保护的形式。这可以通过常规的保护基实现,例如,在Protective Groups in Organic Chemistry,ed.J.F.W.McOmie,Plenum Press,1973;和T.W.Greene&P.G.M.Wuts,Protective Groups in Organic Synthesis,John Wiley&Sons,1991中所述的那些保护基,这些参考文献通过援引加入本文。使用本领域已知的方法,在适当的后续阶段可以移除保护基。
如本文中所使用,术语“约”是指在所述数值的±10%范围内,优选±5%范围内,更优选±2%范围内。
化合物
在一些实施方案中,本发明提供化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物具有式(I)的结构:
其中
L选自直接键、-C1-6亚烷基-、-C2-6亚烯基-和-C2-6亚炔基-;
X为CR6或N;
Y为CR4或N;
Z为CR5或N;
R1选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb
R2和R3各自独立地选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb;或者R2和R3共同构成氧代基(=O);或者R2和R3连同其所连接的碳原子共同构成C3-6环烃基或3-10元杂环基;
R4、R5和R6各自独立地选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb
Ra和Rb在每次出现时各自独立地选自H、C1-6烷基、C3-10环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基;
上述烷基、亚烷基、烯基、亚烯基、炔基、亚炔基、环烃基、杂环基、芳基、杂芳基和芳烷基在每次出现时各自任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-NH2、-CN、-NO2、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Rc、 -OC(=O)Rc、-OC(=O)NRcRd、-C(=O)ORc、-ORc、-SRc、-S(=O)Rc、-S(=O)2Rc、-S(=O)2NRcRd、-NRcRd、-C(=O)NRcRd、-NRc-C(=O)Rd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd、-NRc-C(=O)-NRcRd、-C1-6亚烷基-ORc、-C1-6亚烷基-NRcRd和-O-C1-6亚烷基-NRcRd,所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、卤代C1-6烷基、-OC1-6烷基、-O-卤代C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基;并且
Rc和Rd在每次出现时各自独立地选自H、C1-6烷基、C3-10环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基,所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、卤代C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基。
在优选的实施方案中,本发明提供化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物具有式(II)或式(III)的结构:
其中:
L’为-C1-6亚烷基-,所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基;优选地,所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、环丙基以及任选地被一个或多个卤素取代的苯基;
其余各基团如本文中所定义。
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中L为直接键或-C1-6亚烷基-,其中所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、-OCH3、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基,所述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个卤素或C1-6烷基取代。
在优选的实施方案中,L为直接键、亚甲基或亚乙基,其中所述亚甲基和亚乙基任选地被一个或多个独立地选自下列的取代基取代:-OH、-OCH3、甲基、环丙基、苯基、吡唑基、吡啶基、嘧啶基和哒嗪基,上述基团任选地进一步被一个或多个卤素和/或甲基取代;
在最优选的实施方案中,L为直接键、-CH2-、-CH2CH2-、
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中 X、Y和Z各自独立地为CH、CF或N。
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1选自C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基;
所述烷基、环烃基、杂环基、芳基和杂芳基各自任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、-CN、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、-C(=O)Rc、-OC(=O)Rc、-C(=O)ORc、-ORc、-S(=O)2Rc、-NRcRd、-C(=O)NRcRd、-NRc-C(=O)Rd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd和-NRc-C(=O)-NRcRd,上述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素(例如氟)、-OH、=O、C1-6烷基(例如甲基)、卤代C1-6烷基(例如三氟甲基)、-OC1-6烷基(例如甲氧基)和-O-卤代C1-6烷基(例如三氟甲氧基)。
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中Rc和Rd在每次出现时各自独立地选自H、C1-6烷基(例如甲基、乙基、叔丁基)、C3-10环烃基(例如环丙基)、3-10元杂环基(例如任选地被F取代的吡咯烷基、吗啉基或哌啶基)、C6-10芳基(任选地被F取代的苯基)和5-14元杂芳基(例如吡啶基),所述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素(例如F)、-OH、卤代C1-6烷基(例如三氟甲基)和C3-6环烃基(例如环丙基)。
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1选自甲基、环丙基、环己基、四氢吡咯基、四氢吡喃基、哌啶基、吗啉基、苯基、吡唑基、吡啶基、嘧啶基、哒嗪基和咪唑并吡啶基;所述基团各自任选地被一个或多个独立地选自下列的取代基取代:-F、-Cl、-OH、-CN、-NH2、-CH3、-CF3、-CH2CF2CF3、-NHCH2CF3
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1具有以下结构:
其中:
U和V各自独立地为CR8eR8f、NR8g或O;
R8a、R8b、R8c、R8d、R8e、R8f和R8g各自独立地为H或卤素(例如F);并且
R9为-ORc、-NRc-C(=O)Rd、-NRcRd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd、-NRc-C(=O)-NRcRd、-OC(=O)Rc
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1选自甲基、
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R2和R3为H或C1-6烷基,优选为H或甲基;或者R2和R3共同构成氧代基(=O);或者R2和R3连同其所连接的碳原子共同构成C3-6环烃基,优选环丙基。
在一些实施方案中,本发明提供式(I)、式(II)或式(III)的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R4、R5和R6各自独立地为H或卤素;优选地,R4、R5和R6各自独立地为H或F。
本发明涵盖对各个实施方案进行任意组合所得的化合物。
在优选的实施方案中,本发明提供化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物选自:









药物组合物和治疗方法
在一些实施方案中,本发明提供药物组合物,其包含预防或治疗有效量的本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药以及一种或多种药学上可接受的载体,所述药物组合物优选是固体制剂、液体制剂或透皮制剂。
在一些实施方案中,本发明提供本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者本发明的药物组合物在制备用于预防或治疗HDAC6相关性疾病的药物中的用途。
在一些实施方案中,本发明提供本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者本发明的药物组合物,其用于预防或治疗HDAC6相关性疾病。
在一些实施方案中,本发明提供预防或治疗HDAC6相关性疾病的方法,所述方法包括向需要其的个体给药有效量的本发明的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者本发明的药物组合物。
所述HDAC6相关性疾病包括但不限于癌症或增生性疾病(例如,肺癌、结肠癌、乳腺癌、前列腺癌、肝癌、脑癌、肾癌、卵巢癌、胃癌、皮肤癌、骨癌、胰腺癌、神经胶质瘤、胶质母细胞瘤、肝细胞癌、乳头状肾癌、头颈部鳞状细胞癌、白血病、淋巴瘤、骨髓瘤、多发性骨髓瘤和实体肿瘤);韦尔森氏病(Wilson's disease)、脊髓小脑型共济失调、朊病毒病、帕金森氏病(Parkinson's disease)、亨廷顿氏病(Huntington's disease)、肌萎缩性侧索硬化症、淀粉样变性病、阿尔茨海默氏病(Alzheimer's disease)、亚历山大氏病(Alexander's disease)、酒精性肝病、囊性纤维化、皮克氏病(Pick's Disease)、脊髓性肌肉萎缩症或路易体痴呆(Lewy body dementia);类风湿性关节炎、骨关节炎;类风湿性脊椎炎;牛皮癣;炎性肠病;慢性炎性肺病、湿疹、哮喘、局部缺血/再灌注损伤、溃疡性结肠炎、急性呼吸窘迫综合症、牛皮癣性关节炎、感染性关节炎、进行性慢性关节炎、变形性关节炎、骨关节炎、创伤性关节炎、痛风性关节炎、瑞特氏综合症(Reiter's syndrome)、多软骨炎、急性滑膜炎和脊椎炎、肾小球肾炎、溶血性贫血、再生障碍性贫血、特发性血小板减少性紫癜、中性粒细胞减少症、溃疡性结肠炎、克罗恩氏病(Crohn's disease)、宿主抗移植物疾病、移植物抗宿主疾病、同种异体移植排斥、慢性甲状腺炎、葛瑞夫兹氏病(Graves'disease)、硬皮病、糖尿病、活动性肝炎、原发性胆汁性肝硬化、重症肌无力、多发性硬化(MS)、系统性红斑狼疮、异位性皮炎、接触性皮炎、皮肤晒伤、慢性肾功能不全、史蒂芬斯-强森综合症(Stevens-Johnson syndrome)、特发性脂肪泻、肉状瘤病、格林-巴利综合症(Guillain-Barre syndrome)、葡萄膜炎、结膜炎、角膜结膜炎、中耳炎、牙周病、肺间质纤维化、哮喘、支气管炎、鼻炎、窦炎、尘肺病、肺功能不全综合症、肺气肿、肺纤维化或硅肺病。
本发明中“药学上可接受的载体”是指与治疗剂一同给药的稀释剂、辅剂、赋形剂或媒介物,并且其在合理的医学判断的范围内适于接触人类和/或其它动物的组织而没有过度的毒性、刺激、过敏反应或与合理的益处/风险比相应的其它问题或并发症。
除非另外说明,否则如本文中所使用,术语“治疗”意指逆转、减轻、抑制这样的术语所应用的病症或病况或者这样的病症或病况的一或多种症状的进展,或预防这样的病症或病况或者这样的病症或病况的一或多种症状。
如本文所使用的“个体”包括人或非人动物。示例性人个体包括患有疾病(例如本文所述的疾病)的人个体(称为患者)或正常个体。本发明中“非人动物”包括所有脊椎动物,例如非哺乳动物(例如鸟类、两栖动物、爬行动物)和哺乳动物,例如非人灵长类、家畜和/或驯化动物(例如绵羊、犬、猫、奶牛、猪等)。
在另种实施方案中,本发明的药物组合物还可以包含一种或多种另外的治疗剂或预防剂。
制备方法
在一些实施方案中,本申请的化合物通过以下反应路线合成:
路线一
其中R为卤素,并且其余各基团如本文中所定义。
路线二
其中R为卤素;PG为氨基保护基;R10为-C(=O)Rd、-C(=O)ORd、-S(=O)2-Rd、C(=O)-NRcRd;并且其余各基团如本文中所定义。
路线三
其中R为卤素,并且其余各基团如本文中所定义。
路线四
其中R为卤素;PG为氨基保护基;R10为-C(=O)Rd、-C(=O)ORd、-S(=O)2-Rd、C(=O)-NRcRd;并且其余各基团如本文中所定义。
路线五
其中各基团如本文中所定义。
路线六
其中PG为氨基保护基;R10为-C(=O)Rd、-C(=O)ORd、-S(=O)2-Rd、C(=O)-NRcRd;并且其余各基团如本文中所定义。
实施例
以下结合实施例进一步描述本发明,但提供这些实施例并非意在限制本发明的范围。
本发明中的缩写具有以下含义:
实施例1:(化合物1)
第一步:(化合物1b)
化合物1a(5g,36.72mmol)溶于氯磺酸(17.11g,146.88mmol)中,氮气保护120℃搅拌4小时,LC-MS显示反应完全。反应液慢慢倾入碎冰中,把产生的固体过滤,真空干燥得白色固体1b(7.3g,75%)。
1H NMR(400MHz,DMSO-d6)δ8.35(d,J=1.9Hz,1H),7.80(dd,J=7.8,2.0Hz,1H),7.29(d,J=7.8Hz,1H),2.61(s,3H).
第二步:(化合物1c)
化合物1b(6.3g,26.85mmol)溶于草酰氯(30g,236.35mmol)中,氮气保护70℃搅拌2小时。TLC显示反应完全,甲醇淬灭,减压除去过量草酰氯,残留物溶于二氯甲烷(20mL),冷却至0℃,慢慢滴加甲醇(10mL),加完后继续在0℃下搅拌2小时,TLC显示反应完全。将反应物浓缩,柱层析纯化得白色固体1c(5.5g,82%)。
1HNMR(400MHz,氯仿-d)δ8.76(d,J=1.8Hz,1H),8.30(dd,J=7.9,1.8Hz,1H),7.57(d,J=8.0Hz,1H),4.01(s,3H),2.90(s,3H).
第三步:(化合物1d)
向四氯化碳(30mL)中加入化合物1c(2g,8.04mmol)、N-溴代丁二酰亚胺(1.57g,8.84mmol)和偶氮二异丁腈(132.02mg,0.80mmol)。该反应液在氮气保护下80℃搅拌8小时。TLC监测反应,用乙酸乙酯(100mL)和水(30mL)稀释,分离出的有机相用饱和食盐水(30mL*2)洗涤,无水硫酸钠干燥,过滤,浓缩,柱层析纯化得无色油状物1d(1.6g,35%)。
1HNMR(400MHz,CDCl3)δ8.80–8.76(m,1H),8.41(dd,J=8.1,1.8Hz,1H),7.90(d,J=8.1Hz,1H),5.06(s,2H),4.03(s,3H).
第四步:(化合物1e)
向乙腈(30mL)和水(6mL)的混合溶剂中加入化合物1d(1.6g,2.78mmol)、1d'(0.6,2.78mmol)和碳酸钠(0.69g,5.56mmol)。该反应液在25℃下搅拌30分钟,升温至80℃并搅拌4小时,用乙酸乙酯(60mL)和水(20mL)稀释,分离出的有机相用饱和食盐水(15mL*2)洗涤,无水硫酸钠干燥, 过滤,浓缩,柱层析纯化得无色油1e(1.02g,86%)。
ESI m/z[M+H]+=425.1.
1HNMR(400MHz,DMSO-d6)δ8.24(d,J=9.2Hz,2H),7.81(d,J=8.0Hz,1H),6.72(d,J=9.2Hz,1H),4.79(d,J=15.2Hz,1H),4.58(d,J=15.1Hz,1H),3.92(s,3H),3.55–3.41(m,2H),1.88–1.66(m,5H),1.51(d,J=12.1Hz,1H),1.27(d,J=9.6Hz,2H),1.10(s,9H).
第五步:(化合物1f)
向甲醇(6mL)中加入化合物1e(500mg,1.18mmol)和水合肼(2.06g.32.92mmol,80%)。该反应液在封管中80℃下搅拌2小时。LC-MS显示反应完全,减压除去过量甲醇,过滤,真空干燥得白色固体1f(495mg,99%)
ESI m/z[M+H]+=425.2.
第六步:(化合物20)
向二氯甲烷(20mL)中分别加入化合物1f(495mg,1.17mmol)、三乙胺(0.53g,5.23mmol)和二氟乙酸酐(0.45g,2.57mmol)。该反应液在25℃下搅拌16小时。LC-MS显示反应完全,浓缩,柱层析纯化得白色固体20(330mg,58%)。
ESI m/z[M+H]+=485.1.1H NMR(400MHz,DMSO-d6)δ8.40(d,J=1.5Hz,1H),8.36(dd,J=8.1,1.6Hz,1H),7.93(d,J=8.1Hz,1H),7.59(t,J=51.3Hz,1H),6.76(d,J=9.1Hz,1H),4.83(d,J=15.2Hz,1H),4.62(d,J=15.2Hz,1H),3.54–3.41(m,2H),1.84(d,J=11.8Hz,2H),1.73(d,J=17.5Hz,3H),1.52(q,J=12.3,11.5Hz,1H),1.31(d,J=12.2Hz,2H),1.12(s,9H).
第七步:(化合物108)
化合物20(150mg,0.31mmol)溶于4M氯化氢的乙酸乙酯溶液(20mL)中。该反应液在25℃下搅拌2小时,LC-MS显示反应完全,浓缩得白色固体108(130mg,100%)。
ESI m/z[M+H]+=385.1.1H NMR(400MHz,DMSO-d6)δ8.40(d,J=1.5Hz,1H),8.36(dd,J=8.1,1.6Hz,1H),7.93(d,J=8.1Hz,1H),7.59(t,J=51.3Hz,1H),6.76(d,J=9.1Hz,1H),4.83(d,J=15.2Hz,1H),4.62(d,J=15.2Hz,1H),3.47(dtd,J=21.6,10.8,5.2Hz,2H),1.84(d,J=11.5Hz,2H),1.73(d,J=17.5Hz,3H),1.52(d,J=12.2Hz,1H),1.31(d,J=12.6Hz,2H).
第八步:(化合物1)
向N,N-二甲基甲酰胺(3mL)中分别加入化合物108(65mg,0.15mmol)、二氟丙酸(20mg,0.18mmol)、N,N-二异丙基乙胺(39mg,0.3mmol)和HATU(74mg,0.20mmol)。将该反应液在25℃下搅拌2小时。LC-MS显示反应完全,用乙酸乙酯(40mL)和水(15mL)稀释,分离出有机相用饱和食盐水(15mL*2)洗涤,无水硫酸钠干燥,过滤,浓缩,柱层析纯化得白色固体1(26mg,36%)。
ESI m/z[M+H]+=477.1.1H NMR(400MHz,DMSO-d6)δ7.97(d,J=9.3Hz,1H),7.77(d,J=1.5Hz,1H),7.74(dd,J=8.1,1.6Hz,1H),7.28(d,J=8.1Hz,1H),6.95(t,J=51.3Hz,1H),4.14–3.91(m,2H),3.36–3.21(m,1H),3.01(td,J=11.0,4.2Hz,1H),1.28–1.03(m,6H),0.87(t,J=19.4Hz,3H),0.71(d,J=11.2Hz,2H).
实施例2:(化合物2)
向化合物108(71mg,0.17mmol)和N,N-二异丙基乙胺(0.11g,0.85mmol)的N,N-二甲基甲酰胺(3mL)溶液中,在25℃下滴加二氟乙酸酐(59mg,0.34mmol),待滴加完毕后,搅拌1小时。TLC显示反应完全,用乙酸乙酯(40mL)和水(15mL)稀释,分离出的有机相用饱和食盐水(15mL*2)洗涤,无水硫酸钠干燥,过滤,浓缩,柱层析纯化得白色固体2(36.2mg,46%)
ESI m/z[M+H]+=463.0.1H NMR(400MHz,DMSO-d6)δ8.76(d,J=9.3Hz,1H),8.44–8.31(m,2H),7.92(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),6.03(t,J=53.8Hz,1H),4.76–4.62(m,2H),3.99–3.87(m,1H),3.61(td,J=10.8,4.5Hz,1H),1.94–1.57(m,6H),1.32(d,J=25.9Hz,2H).
实施例3:(化合物3)
化合物108(200mg,0.48mmol)溶于二氯甲烷(4mL)中,加入N,N-二异丙基乙胺(156.27mg,0.50mmol)和五氟丙酸酐(189.21mg,1.46mmol)。该反应液在10℃下搅拌14小时。LCMS显示反应完全,反应液倒入水中,二氯甲烷萃取,有机相用饱和食盐水洗一次,无水硫酸钠干燥,过滤,浓缩,柱层析得白色固体3(23mg,9%)。
ESI m/z[M-H]-=529.1.1H NMR(400MHz,DMSO-d6)δ9.44(d,J=9.1Hz,1H),8.39(d,J=1.5Hz,1H),8.35(dd,J=8.1,1.6Hz,1H),7.89(d,J=8.1Hz,1H),7.56(t,J=51.3Hz,1H),4.69(d,J=15.4Hz,1H),4.56(d,J=15.4Hz,1H),4.09–3.90(m,1H),3.63(td,J=11.0,4.2Hz,1H),1.78(ddd,J=33.3,16.2,6.8Hz,6H),1.34(d,J=9.4Hz,2H).
实施例4:(化合物4)
化合物108(200mg,0.48mmol)溶于二氯甲烷(4mL)中,加入N,N-二异丙基乙胺(186.11mg,1.44mmol)和环丙基磺酰氯(80.98mg,0.58mmol)。该反应液在10℃下搅拌14小时。LCMS显示反应完全,反应液倒入水中,二氯甲烷萃取,有机相用饱和食盐水洗一次,无水硫酸钠干燥,过滤,浓缩,制备板纯化得白色固体4(27mg,12%)。
ESI m/z[M-H]-=487.2.1H NMR(400MHz,DMSO-d6)δ8.41(d,J=1.5Hz,1H),8.36(dd,J=8.1,1.6Hz,1H),7.89(d,J=8.1Hz,1H),7.57(t,J=51.3Hz,1H),7.11(d,J=8.7Hz,1H),4.71(d,J=2.5Hz,2H),3.52–3.37(m,2H),2.18(d,J=12.9Hz,1H),1.92(d,J=12.6Hz,1H),1.72(q,J=13.2,12.2Hz,3H),1.58–1.44(m,1H),1.37–1.22(m,3H),0.92–0.75(m,4H).
实施例5:(化合物6)
第一步(化合物6b)
化合物6a(1g,3.41mmol)溶于乙腈(20mL)中,加入二异丙基乙基胺(1.1g,8.53mmol)和化合物1d’(730mg,3.41mmol)。先室温搅拌30分钟,再在80℃下搅拌过夜。反应液经水洗,乙酸乙酯萃取,浓缩,柱层析分离后得到化合物6b(1.2g,82%)。
第二步至第五步(化合物6)
参考实施例1合成路线的第五步至第八步,在第五步中用化合物6b代替1e,在第八步中用二氟乙酸代替二氟丙酸,得白色固体6。
ESI m/z[M+H]+=477.0.1H NMR(400MHz,CDCl3)δ8.54(s,1H),8.50(d,J=8.0Hz,1H),8.17(d,J=8.0Hz,1H),6.89(t,J=51.6Hz,1H),6.29(d,J=8.4Hz,1H),5.61(t,J=54.4Hz,1H),4.62-4.60(m,1H),3.77-3.74(m,1H),2.50-2.41(m,1H),2.22-2.16(m,1H),2.04-2.01(m,1H),1.93-1.87(m,1H),1.81-1.78(m,1H),1.47-1.40(m,1H),1.37-1.28(m,2H).
实施例6:(化合物7)
1.(化合物7b)
化合物7a(5.0g,23.6mmol)和4,4-二甲基环己酮(5.9g,47.2mmol)的甲醇(100mL)溶液在室温下搅拌1小时。冷却至0℃,加入硼氢化钠(3.6g,94.3mmol),室温搅拌2小时。用水淬灭反应,乙酸乙酯萃取。有机相经干燥、浓缩后,在氯化氢(4M二氧六环溶液,20mL)中搅拌1小时。过滤,滤饼溶于水,用碳酸氢钠中和,乙酸乙酯萃取,有机相经干燥、浓缩后得浅黄色油状物7b(5g,66%)。
1H NMR(400MHz,CDCl3)δ7.21-7.12(m,10H),4.01(d,J=7.2Hz,1H),3.84(d,J=7.6Hz,1H),2.23-2.16(m,1H),2.04(s,3H),1.74-1.64(m,1H),1.531.45(m,1H),1.28-1.21(m,3H),1.17-0.96(m,3H),0.82(d,J=14.4Hz,6H).
2.(化合物7c)
向氯仿(200mL)中加入化合物7b(3.6g,11.1mmol)、N-Boc-O-对甲苯磺酰羟氨(16.0g,55.7mmol)、碳酸氢钠(23.4g,278.7mmol)和苯甲酸(6.8g,55.7mmol)。室温搅拌1小时,加入环己烯酮(16.0g,167.2mmol),室温搅拌过夜。加水淬灭反应,二氯甲烷萃取。有机相经干燥、浓缩、柱层析分离后得黄色油状物7c(8.5g,64%)。
1H NMR(400MHz,CDCl3)δ3.10-3.05(m,1H),2.89(d,J=5.6Hz,1H),2.54-2.46(m,1H),2.27-2.19(m,1H),2.10-1.91(m,2H),1.83-1.74(m,1H),1.68-1.60(m,1H),1.45(s,9H).
3.(化合物7d)
向化合物7c(2.5g,11.8mmol)的二氯甲烷(30mL)溶液中在0℃加入DAST(12.3g,59.2mmol)。室温搅拌16小时,反应液倒入冰水,二氯甲烷萃取。有机相经干燥、浓缩、柱层析分离后得黄色油状物7d(5.0g,63%)。
1H NMR(400MHz,CDCl3)δ2.88-2.81(m,2H),1.99-1.64(m,4H),1.62-1.55(m,2H),1.45(s,9H).
4.(化合物7e)
化合物7e(5.0g,21.5mmol)的甲醇/氨(100mL)溶液在室温下搅拌3天。反应液直接浓缩,经柱层析分离得白色固体7e(1.8g,33%)。
ESI m/z[M+H]+=251.1.1H NMR(400MHz,DMSO-d6)δ6.89(d,J=9.6Hz,1H),3.50-3.35(m,1H),2.62-2.53(m,1H),2.06-1.93(m,1H),1.85-1.59(m,3H),1.48(s,2H),1.39(s,9H),1.36-1.15(m,2H).
5.(化合物7)
参考实施例1中化合物1的合成路线,用化合物7e代替1d’,得白色固体7。
ESI m/z[M+H]+=512.9.1H NMR(400MHz,CDCl3)δ8.50(s,1H),8.38(d,J=7.6Hz,1H),7.43(d,J=8.4Hz,1H),7.06-6.78(m,2H),4.69(d,J=14.4Hz,1H),4.50(d,J=14.0Hz,1H),4.44-4.33(m,1H),3.96-3.90(m,1H),2.38-2.34(m,1H),2.24-2.19(m,1H),1.97-1.92(m,1H),1.88-1.67(m,3H),1.56(t,J=18.8Hz,3H).
实施例7:(化合物10)
1.(化合物10a)
向7e(0.2g,0.8mmol)的DMF(1mL)溶液中加入HATU(0.3g,0.8mmol)和N,N-二异丙基乙胺(0.31g,2.4mmol)。25℃下搅拌30分钟,再加入二氟丙酸(0.11g,0.96mmol),20℃下搅拌16小时。加水析出固体,过滤得到白色固体10a(0.2g,73%)。
ESI m/z[M+H]+=343.1.
2.(化合物10b)
向化合物10a(150mg,0.44mmol)的二氧六环(5mL)溶液中加入氯化氢的二氧六环溶液(1mL,4M)。室温搅拌3小时。反应液直接浓缩得到黄色油状物10b(0.1g,94%)。
ESI m/z[M+H]+=243.1.
5.(化合物10)
参考实施例1中化合物20的合成路线,在第四步中用化合物10b代替1d’,得白色固体10。
ESI m/z[M-H]-=511.1.1H NMR(400MHz,DMSO-d6)δ8.70(d,J=9.2Hz,1H),8.48(d,J=1.5Hz,1H),8.40(dd,J=8.1,1.6Hz,1H),7.95(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),4.88-4.73(m,2H),4.30-4.19(m,1H),4.18-4.04(m,1H),2.25(s,1H),2.02-1.83(m,3H),1.54(d,J=13.9Hz,2H),1.38(d,J=19.2Hz,3H).
实施例8:(化合物21)
参考实施例1中化合物20的合成路线,在第四步中用(1R,2R)-2-氨基环己烷-1-醇代替1d’,得白色固体21。
ESI m/z[M-H]-=384.1.1H NMR(400MHz,DMSO-d6)δ8.40-8.33(m,2H),7.88(d,J=8.1Hz,1H),7.56(t,J=51.3Hz,1H),4.84(d,J=5.0Hz,1H),4.72-4.59(m,2H),3.59-3.49(m,2H),1.94(dd,J=27.5,11.9Hz,2H),1.65(d,J=15.7Hz,2H),1.37-1.14(m,4H).
实施例9:(化合物24)
参考实施例4中化合物4的合成方法,用甲基磺酰氯代替环丙基磺酰氯,得白色固体24。
ESI m/z[M+H]+=463.2.1H NMR(400MHz,DMSO-d6)δ8.44(d,J=1.5Hz,1H),8.39(dd,J=8.1,1.6Hz,1H),7.92(d,J=8.2Hz,1H),7.60(t,J=51.3Hz,1H),7.13(d,J=8.3Hz,1H),4.72(s,2H),3.52-3.39(m,2H),2.84(s,3H),2.17-2.06(m,1H),1.99-1.63(m,4H),1.47(dd,J=18.2,7.6Hz,1H),1.31(q,J=16.0,13.4Hz,2H).
实施例10:(化合物39)
参考实施例1中化合物1的合成方法,在第一步中用3-氟-4-甲基苯甲酸甲酯代替对甲基苯甲酸,得白色固体39。
ESI m/z[M+H]+=494.9.1H NMR(400MHz,DMSO-d6)δ8.58(d,J=9.6Hz,1H),8.30(d,J=0.8Hz,1H),8.25-8.22(m,1H),7.56(d,J=51.2Hz,1H),4.77-4.66(m,2H),3.96-3.93(m,1H),3.65-3.61(m,1H),1.86-1.70(m,6H),1.54-1.44(m,3H),1.34-1.23(m,2H).
实施例11:(化合物40)
参考实施例1中化合物1的合成方法,在第一步中用3-氟-4-甲基苯甲酸甲酯代替对甲基苯甲酸,在第八步用二氟乙酸代替二氟丙酸得白色固体40。
ESI m/z[M+H2O]+=498.0.1H NMR(400MHz,DMSO-d6)δ8.73(d,J=9.2Hz,1H),8.29(d,J=0.8Hz,1H),8.23(d,J=9.2Hz,1H),7.57(d,J=51.2Hz,1H),6.00(d,J=53.6Hz,1H),4.78-4.67(m,2H),3.98-3.93(m,1H),3.61-3.55(m,1H),1.87-1.63(m,6H),1.35-1.23(m,2H).
实施例12:(化合物47)
参考实施例1中化合物20的合成方法,在第四步中用(3R,4R)-4-氨基-3-羟基四氢吡喃代替1d’,得白色固体47。
ESI m/z[M+H]+=387.9.1H NMR(400MHz,DMSO-d6)δ8.40(s,1H),8.38-8.36(m,1H),7.89(d,J=8.4Hz,1H),7.70-7.44(m,1H),5.23(d,J=5.2Hz,1H),4.77(d,J=15.6Hz,1H),4.65(d,J=15.6Hz,1H),3.91-3.82(m,2H),3.69-3.57(m,2H),3.42-3.34(m,1H),3.15-3.09(m,1H),1.94-1.90(m,2H).
实施例13:(化合物49)
参考实施例1中化合物20的合成方法,在第四步中用(3R,4R)-3-氨基-4-羟基四氢吡喃代替1d’,得白色固体49。
ESI m/z[M+H]+=387.9.1H NMR(400MHz,DMSO-d6)δ8.40(s,1H),8.38-8.36(m,1H),7.89(d,J=8.4Hz,1H),7.70-7.44(m,1H),5.23(d,J=5.2Hz,1H),4.77(d,J=15.6Hz,1H),4.65(d,J=15.6Hz,1 H),3.91-3.82(m,2H),3.69-3.57(m,2H),3.42-3.34(m,1H),3.15-3.09(m,1H),1.94-1.90(m,2H).
实施例14:(化合物55)
参考实施例2中化合物2的合成方法,用三氟乙酸酐代替二氟乙酸酐,得白色固体55。
ESI m/z[M-H]-=479.2.1H NMR(400MHz,DMSO-d6)δ9.36(d,J=9.1Hz,1H),8.46-8.33(m,2H),7.93(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),4.73(d,J=15.5Hz,1H),4.63(d,J=15.4Hz,1H),4.03-3.90(m,1H),3.69-3.59(m,1H),1.82(d,J=17.0Hz,4H),1.73(d,J=11.0Hz,2H),1.36(d,J=10.4Hz,2H).
实施例15:(化合物60)
参考实施例1中化合物20的合成方法。用3-氯苄胺代替1d’,得白色固体60。
ESI m/z[M-H]-=410.0.1H NMR(400MHz,DMSO-d6)δ8.51(d,J=1.5Hz,1H),8.41(dd,J=8.1,1.6Hz,1H),7.90-7.86(m,1H),7.75-7.45(m,5H),4.54(s,2H),4.53(s,2H).
实施例16:(化合物61)
参考实施例1中化合物1的合成方法。在第四步中用7e代替1d’,在第八步中用二氟乙酸代替二氟丙酸得白色固体61。
ESI m/z[M+H]+=499.1.1H NMR(400MHz,DMSO-d6)δ9.28(d,J=9.7Hz,1H),8.44(d,J=1.5Hz,1H),8.39(dd,J=8.1,1.6Hz,1H),7.94(d,J=8.2Hz,1H),7.60(t,J=51.3Hz,1H),6.19(t,J=53.7Hz,1H),4.78(d,J=15.6Hz,1H),4.74-4.62(m,1H),4.57(d,J=15.5Hz,1H),3.77(td,J=11.7,3.9Hz,1H),2.26-1.99(m,3H),1.87(d,J=13.1Hz,2H),1.64-1.48(m,1H).
实施例17:(化合物62)
向化合物108(100mg,0.65mol)的乙腈(2mL)溶液中,在25℃下的搅拌状态下,加入N,N-二异丙基乙胺(100mg,0.78mmol)和2,2,2-三氟乙基三氟甲磺酸酯(91mg,0.39mmol),随后在80℃下反应16小时。反应液经反相柱层析得到白色固体62(50mg,41%)。
ESI m/z[M+H]+=467.2.1H NMR(400MHz,DMSO-d6)δ8.45(d,J=1.5Hz,1H),8.40(dd,J=8.1,1.6Hz,1H),7.91(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),4.75-4.61(m,2H),3.48(t,J=9.0Hz,1H),3.28(s,1H),2.79-2.66(m,1H),2.48-2.34(m,1H),2.14-2.02(m,1H),1.91(d,J=11.6Hz,1H),1.72(s,3H),1.38(d,J=12.2Hz,1H),1.23(d,J=9.4Hz,1H),1.03(d,J=6.4Hz,1H).
实施例18:(化合物70i-A,70i-B,70i-B-A,70i-B-B)
1.(化合物70c)
-78℃下,向化合物70a(2.34g,25.25mmol)的四氢呋喃(40mL)溶液中加入正丁基锂(16.8mL,1.5M in THF),此温度下搅拌1小时。然后慢慢滴加化合物70b(3.46g,25.25mmol)的四氢呋喃(20mL)溶液。在此温度下搅拌3小时,再升到室温后搅拌过夜。稀盐酸萃灭反应,二氯甲烷萃取,浓缩、柱层析分离得白色固体化合物70c(2.0g,40%)。
2.(化合物70d)
0℃下,向盐酸(6M,20mL)中加入化合物70c(1.94g,9.78mmol),缓慢加入亚硝酸钠(1.69g,24.5mmol)的水溶液(5mL)。室温搅拌2小时。二氯甲烷萃取,浓缩、柱层析分离得到黄色固体70d(1.51g,68%)。
3.(化合物70e)
0℃下,向化合物70d(1.51g,6.68mmol)的甲醇(40mL)溶液中加入硼氢化钠(304mg,8mmol)。搅拌2小时。水洗,二氯甲烷萃取,浓缩得到黄色固体70e(1.5g,98%)。
4.(化合物70f-P1、70f-P2)
将化合物70e(1.5g,6.5mmol)和Pd/C(750mg,10%)的甲醇(200mL)溶液在70℃氢气氛围(4.0MPa)下搅拌2天。过滤,滤液经柱层析分离得黄色油状物70f-P1(400mg,27%)和70f-P2(400mg,27%)
70f-P1:1H NMR(400MHz,DMSO-d6):δ8.51-8.47(m,2H),7.79-7.68(m,2H),7.46(d,J=10.4Hz,1H),4.79(d,J=10.4Hz,1H),7.26-7.20(m,2H),5.47(s,1H),4.91(d,J=4.8Hz,1H),4.25(d,J=5.2Hz,1H),1.94(s,2H).
70f-P2:1H NMR(400MHz,DMSO-d6):δ8.48-8.41(m,2H),7.68-7.59(m,2H),7.23-7.15(m,4H),5.46(s,1H),4.79(d,J=6.0Hz,1H),4.19(d,J=6.4Hz,1H),2.04(s,2H).
5.(化合物70i-A)
参考实施例1中化合物20的合成路线。用化合物70f-P1代替1d’,得白色固体70i-A,为消旋体。
ESI m/z[M+H]+=485.9.1H NMR(400MHz,DMSO-d6)δ8.51-8.47(m,2H),8.35-8.33(m,2H),7.93(d,J=8.4Hz,1H),7.70-7.43(m,4H),7.24-7.18(m,3H),5.96(d,J=5.6Hz,1H),5.61-5.58(m,1H),5.44(d,J=6.0Hz,1H),5.14-5.01(m,2H).
6.(化合物70i-B)
参考实施例1中化合物20的合成路线。用化合物70f-P2代替1d’,得白色固体70i-B,为消旋体。
ESI m/z[M+H]+=485.9.1H NMR(400MHz,DMSO-d6)δ8.58(d,J=4.0Hz,1H),8.38(d,J=4.4Hz,1H),8.30-8.28(m,1H),8.24(s,1H),7.89(d,J=8.4Hz,1H),7.80-7.74(m,2H),7.66-7.40(m,3H),7.37-7.31(m,1H),7.22-7.19(m,1H),6.99(d,J=6.0Hz,1H),5.47-5.44(m,1H),5.18(d,J=8.4Hz,1H),5.14-5.02(m,2H).
7.(化合物70i-B-A,70i-B-B)
化合物70i-B(240mg,0.49mmol)经手性拆分(柱:IC,流动相:Hex/EtOH/TFA 50/50/0.3,流速:25mL/min,检测波长:254nM)得白色固体化合物70i-B-A(保留时间:21.264分钟,50mg,21%)和化合物70i-B-B(保留时间:29.823分钟,50mg,21%),均为手性纯化合物。
70i-B-A:ESI m/z[M+H]+=486.0.1H NMR(400MHz,DMSO-d6)δ8.59(s,1H),8.40(s,1H),8.29(d,J=8.0Hz,1H),8.25(s,1H),7.89(d,J=8.4Hz,1H),7.80-7.74(m,2H),7.66-7.63(m,1H),7.53-7.41(m,2H),7.33(m,1H),7.23(m,1H),6.03(s,1H),5.47(d,J=7.2Hz,1H),5.19-5.00(m,3H).
70i-B-B:ESI m/z[M+H]+=485.9.1H NMR(400MHz,DMSO-d6)δ8.58(d,J=4.0Hz,1H),8.38(d,J=4.4Hz,1H),8.30-8.28(m,1H),8.25(s,1H),7.89(d,J=8.0Hz,1H),7.80-7.75(m,2H),7.66-7.41(m,3H),7.34-7.31(m,1H),7.23-7.20(m,1H),6.01(s,1H),5.46(d,J=8.0Hz,1H),5.20-5.02(m,3H).
实施例19:(化合物72)
1.(化合物72b)
将化合物72a(1g,6.21mmol)、4-溴-1-甲基-1H-吡唑(1.98g,6.21mmol)、碳酸钾(2.57g,18.6mmol)和1,1'-双二苯基膦二茂铁二氯化钯(0.55g,0.75mmol)加入二氧六环(5mL)和水(1mL)的混合溶液中,在80℃搅拌状态下反应16小时。将反应液倒入水中,用二氯甲烷萃取,浓缩,柱层析纯化得到白色固体72b(900mg,53%)。
ESI m/z[M+H]+=274.1.
2.(化合物72c)
将化合物72b(500mg,2.12mmol)加入二氯甲烷(5mL)溶液中,在搅拌状态下加入三氟乙酸(2mL)反应2小时。反应液经浓缩得到黄色油状物72c(300mg,95%)。
3.(化合物72)
参考实施例1中化合物20的合成路线。用化合物72c代替1d’,经3步反应,合成得白色固体72。
ESI m/z[M+H]+=444.2.1H NMR(400MHz,DMSO-d6)δ8.61-8.57(m,1H),8.46(dd,J=8.1,1.6Hz,1H),8.06(s,1H),7.91(d,J=8.2Hz,1H),7.79(s,1H),7.77-7.61(m,3H),7.54(td,J=7.6,1.4Hz,1H),7.43(td,J=7.6,1.6Hz,1H),4.83(s,2H),3.81(s,3H).
实施例20:(化合物79i,79i-A,79i-B)
1.(化合物79c)
将化合物79a(2g,16.6mmol)、叔丁醇钠(3.8g,39.6mmol)和XPhosPd-G3(1.41g,1.66mmol)在甲苯(20mL)中的混合物在氮气保护下搅拌30分钟,再加入化合物79b(3.8g,18.2mmol),130℃微波反应30分钟上。水洗,乙酸乙酯萃取,有机相经浓缩,柱层析分离得到棕色固体79c(1.05g,32%)。
ESI m/z[M+H]+=201.0.
2.(化合物79f)
参考实施例18中70f的合成路线,用79c代替70c,经3步反应合成得到79f。79f的异构体未分离,将混合物用于下一步反应。
3.(化合物79i,79i-A,79i-B)
参考实施例18中化合物70i-A的合成条件,用79f代替70f-P1,经3步反应合成得到混合物79i,经手性拆分(柱:IBN,流动相:Hex/EtOH 50/50,流速:25mL/min,检测波长:254nM)得白色固体79i-A(异构体A,保留时间:15.494分钟)和79i-B(异构体B,保留时间:18.437分钟),均为手性纯化合物,同时还分离得到另外两个收率较低的异构体79i-C(保留时间:29.632分钟)和79i-D(保留时间:35.885分钟)。
79i-A(异构体A):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.38(s,1H),8.32(d,J=8.0Hz,1H),7.84(d,J=8.4Hz,1H),7.72(s,1H),7.69-7.44(m,2H),7.35-7.33(m,2H),7.28-7.25(m,2H),7.19-7.18(m,1H),6.01(d,J=4.8Hz,1H),5.25-5.23(m,1H),4.98(d,J=4.0Hz,1H),4.89(d,J=16.0Hz,1H),4.37(d,J=16.4Hz,1H),3.74(s,3H).
79i-B(异构体B):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.38(s,1H),8.33-8.31(m,1H),7.84(d,J=8.4Hz,1H),7.72(s,1H),7.69-7.44(m,2H),7.35-7.34(m,2H),7.28-7.25(m,2H),7.19-7.18(m,1H),6.02(d,J=4.4Hz,1H),5.26-5.23(m,1H),4.98(d,J=4.4Hz,1H),4.89(d,J=16.0Hz,1H),4.37(d,J=16.0Hz,1H),3.74(s,3H).
实施例21:(化合物84j-A,84j-B,84j-A-A,84j-A-B)
1.(化合物84b)
向氨基甲酸叔丁酯(1.09g,9.3mmol)和对甲苯磺酸钠(2.5g,14.0mmol)的水溶液(14mL)中缓慢加入化合物84a(1.0g,9.3mmol)的甲醇溶液(7mL),室温搅拌半小时,再加入甲酸(0.72mL)。室温搅拌3天,反应液直接过滤,滤饼经水洗干燥得到白色固体84b(1.7g,50%)。
2.(化合物84e)
向化合物84c(125mg,4.47mmol)、化合物84b(1.7g,4.7mmol)和化合物84d(226mg,0.89mmol)在四氢呋喃(20mL)的溶液中加入三乙胺(7.1g,70.3mmol),60℃下氮气保护搅拌16小时。反应液冷却至零度,经饱和氯化铵处理,乙酸乙酯萃取,硫酸钠干燥,柱层析分离得白色固体84e(1.05g,70%)。
ESI m/z[M+H]+=332.1.
3.(化合物84f)
向化合物84e(1.84g,5.55mmol)在甲醇(40mL)的溶液中缓慢加入硼氢化钠(253mg,6.67mmol),零度搅拌1小时。加少量水淬灭过量硼氢化钠,反应液经直接浓缩,柱层析分离得黄色固体84f(1.75g,94%)。
ESI m/z[M+H]+=334.1.
4.(化合物84g)
向化合物84f(750mg,2.25mmol)在二氯甲烷(10mL)的溶液中缓慢加入三氟乙酸(5mL),室温搅拌1小时。反应液直接浓缩得黄色油装物84g(781mg,三氟乙酸盐)。
ESI m/z[M+H]+=234.1.
5.(化合物84j-A,84j-B)
参考实施例1中化合物20的合成路线。用化合物84g代替1d’,最后合成得到84j,经反相制备分离非对映异构体得白色固体84j-A与84j-B。
84j-A(异构体A):ESI m/z[M+H]+=504.0.1H NMR(400MHz,DMSO-d6)δ8.60(d,J=4.0Hz,1H),8.36(s,1H),8.30-8.28(m,1H),8.25(s,1H),7.89(d,J=8.0Hz,1H),7.82-7.78(m,1H),7.72-7.70(m,2H),7.66-7.36(m,2H),7.34-7.32(m,1H),6.03(d,J=6.0Hz,1H),5.52-5.48(m,1H),5.12(d, J=8.8Hz,1H),5.09-4.98(m,2H).
84j-B(异构体B):ESI m/z[M+H]+=503.9.1H NMR(400MHz,DMSO-d6)δ8.53-8.47(m,2H),8.35-8.33(m,2H),7.93-7.91(m,1H),7.71-7.43(m,4H),7.27-7.21(m,2H),6.08(d,J=5.2Hz,1H),5.67-5.64(m,1H),5.38(d,J=5.6Hz,1H),5.10-4.99(m,2H).
6.(化合物84j-A-A,84j-A-B)
化合物84j-A(100mg)经手性拆分(柱:IC,流动相:Hex/EtOH/TFA 40/60/0.3,流速:25mL/min,检测波长:254nM)得白色固体化合物84j-A-A(保留时间:15.293分钟,30mg,30%)和化合物84j-A-B(保留时间:21.500分钟,30mg,30%),均为手性纯化合物。
84j-A-A(异构体A-A):ESI m/z[M+H]+=504.0.1H NMR(400MHz,DMSO-d6)δ8.60(d,J=4.0Hz,1H),8.36(s,1H),8.30-8.28(m,1H),8.25(s,1H),7.88(d,J=8.0Hz,1H),7.82-7.77(m,1H),7.72-7.70(m,2H),7.66-7.41(m,2H),7.35-7.32(m,1H),6.03(d,J=6.0Hz,1H),5.52-5.48(m,1H),5.11(d,J=8.4Hz,1H),5.09-4.98(m,2H).
84j-A-B(异构体A-B):ESI m/z[M+H]+=504.0.1H NMR(400MHz,DMSO-d6)δ8.60(d,J=4.0Hz,1H),8.36(s,1H),8.30-8.28(m,1H),8.25(s,1H),7.89(d,J=8.0Hz,1H),7.82-7.78(m,1H),7.72-7.70(m,2H),7.66-7.41(m,2H),7.35-7.32(m,1H),6.03(d,J=6.0Hz,1H),5.52-5.48(m,1H),5.13-4.98(m,3H).
实施例22:(化合物88j-A,88j-B,88j-A-A,88j-A-B)
1.(化合物88j-A,88j-B)
参考实施例21中化合物84j的合成路线。用化合物5-氟吡啶-2-甲醛代替84a,最后经反相制备分离非对映异构体得白色固体88j-A与88j-B。
88j-A(异构体A):ESI m/z[M+H]+=521.9.1H NMR(400MHz,DMSO-d6)δ8.59(d,J=3.2Hz,1H),8.37(d,J=1.6Hz,1H),8.31-8.29(m,1H),8.26(s,1H),7.88(d,J=8.4Hz,1H),7.77-7.70(m,3H),7.67-7.41(m,2H),6.02(d,J=5.6Hz,1H),5.49-5.45(m,1H),5.17(d,J=8.8Hz,1H),5.07-4.96(m,2H).
88j-B(异构体B):ESI m/z[M+H]+=522.1.1H NMR(400MHz,DMSO-d6)δ8.51(d,J=3.2Hz,1H),8.47(d,J=2.8Hz,1H),8.36-8.34(m,2H),7.94(d,J=8.4Hz,1H),7.69-7.43(m,4H),7.35-7.32(m,1H),6.10(d,J=5.2Hz,1H),5.62-5.59(m,1H),5.42(d,J=6.0Hz,1H),5.09-4.99(m,2H).
2.(化合物88j-A-A,88j-A-B)
化合物88j-A(100mg)经手性拆分(柱:IC,流动相:Hex/EtOH/TFA 40/60/0.3,流速:25mL/min,检测波长:254nM)。得白色固体化合物88j-A-A(保留时间:10.727分钟,30mg,30%)和化合物88j-A-B(保留时间:17.608分钟,20mg,20%),均为手性纯化合物。
88j-A-A(异构体A-A):ESI m/z[M+H]+=521.9.1H NMR(400MHz,DMSO-d6)δ8.59(d,J=2.8Hz,1H),8.37(d,J=1.6Hz,1H),8.31-8.29(m,1H),8.25(s,1H),7.88(d,J=8.4Hz,1H),7.76-7.69(m,3H),7.66-7.41(m,2H),6.01(d,J=5.6Hz,1H),5.48-5.44(m,1H),5.16(d,J=8.4Hz,1H),5.06-4.95(m,2H).
88j-A-B(异构体A-B):ESI m/z[M+H]+=521.9.1H NMR(400MHz,DMSO-d6)δ8.59(d,J=2.4Hz,1H),8.37(s,1H),8.31-8.29(m,1H),8.25(s,1H),7.88(d,J=8.0Hz,1H),7.76-7.69(m,3H),7.66-7.41(m,2H),6.02(d,J=6.0Hz,1H),5.48-5.44(m,1H),5.17(d,J=8.4Hz,1H),5.06-4.95(m,2H).
实施例23:(化合物92)
参考实施例4中化合物4的合成方法,用氯甲酸甲酯代替环丙基磺酰氯得白色固体92。
ESI m/z[M+H]+=443.1.1H NMR(400MHz,DMSO-d6)δ8.38-8.34(m,2H),7.98(d,J=4Hz,1H),7.57(t,1H),7.03(d,J=4.2Hz,1H),4.68(s,1H),3.50-3.45(m,2H)3.31(s,3H),1.89-1.70(m,5H),1.51-1.49(m,1H),1.28-1.24(m,2H).
实施例24:(化合物93)
参考实施例4中化合物4的合成方法,用二甲氨基甲酰氯代替环丙基磺酰氯得白色固体93。
ESI m/z[M+H]+=456.1.1H NMR(400MHz,DMSO-d6)δ8.37-8.33(m,2H),7.87(d,J=4Hz,1H),7.57(t,1H),5.99(d,J=3.6Hz,1H),4.65(s,1H),3.76-3.73(m,1H),3.57-3.56(m,1H),2.63(s,6H),1.85-1.70(m,5H),1.55-1.52(m,1H),1.30-1.24(m,2H).
实施例25:(化合物94)
参考实施例4中化合物4的合成方法,用甲氨基甲酰氯代替环丙基磺酰氯得白色固体94。
ESI m/z[M+H]+=442.1.1H NMR(400MHz,DMSO-d6)δ8.39-8.35(m,2H),7.91(d,J=8Hz,1H),7.59(t,1H),5.77(d,J=12Hz,1H),4.64(d,J=5.2Hz,1H),4.71(dd,J=10Hz,2H),3.76-3.73(m,1H),3.45-3.37(m,1H),2.39(d,J=6Hz,3H),1.91-1.88(m,2H),1.75-1.72(m,3H),1.34-1.30(m,3H).
实施例26:(化合物95j-A,95j-B,95j-B-A,95j-B-B)
1.(化合物95j-A,95j-B)
参考实施例21中化合物84j的合成路线。用1-甲基吡唑4-甲醛代替84a和84c,最后合成得到95j,经反相制备分离非对映异构体得白色固体95j-A与95j-B。
95j-A(异构体A):ESI m/z[M+H]+=492.0.1H NMR(400MHz,DMSO-d6)δ8.44(s,1H),8.34(dd,J1=1.2Hz,J2=8.0Hz,1H),7.73(d,J=8.0Hz,1H),7.70(s,1H),7.60(s,1H),7.56(s,1H),7.46(s,1H),7.36-7.10(m,1H),5.52(d,J=6.0Hz,1H),5.04(d,J=6.0Hz,1H),4.83(d,J=6.0Hz,1H),4.45(d,J=15.6Hz,1H),3.81(s,6H).
95j-B(异构体B):ESI m/z[M+H]+=492.0.1H NMR(400MHz,DMSO-d6)δ8.44(s,1H),8.34(dd,J1=1.2Hz,J2=8.0Hz,1H),7.78(s,1H),7.72(d,J=8.0Hz,1H),7.64(s,1H),7.49(s,1H),7.36(s,1H),7.35-7.10(m,1H),5.34(d,J=5.2Hz,1H),5.03(d,J=5.2Hz,1H),4.77(d,J=5.2Hz,1H),4.39(d,J=15.6Hz,1H),3.84(s,3H),3.79(s,3H).
2.(化合物95j-B-A,95j-B-B)
化合物95j-B(40mg)经手性拆分(柱:IE,流动相:MeOH/EtOH 50/50,流速:25mL/min,检测 波长:214nM),得白色固体化合物95j-B-A(保留时间:12.459分钟,20mg,50%)和化合物95j-B-B(保留时间:15.560分钟,20mg,50%),均为手性纯化合物。
95j-B-A(异构体B-A):ESI m/z[M+H]+=492.0.1H NMR(400MHz,DMSO-d6)δ8.44(s,1H),8.34(dd,J1=1.6Hz,J2=8.4Hz,1H),7.78(s,1H),7.72(d,J=8.0Hz,1H),7.64(s,1H),7.49(s,1H),7.36(s,1H),7.35-7.10(m,1H),5.34(d,J=4.8Hz,1H),5.04(d,J=4.8Hz,1H),4.80(d,J=4.8Hz,1H),4.39(d,J=15.6Hz,1H),3.85(s,3H),3.79(s,3H).
95j-B-B(异构体B-B):ESI m/z[M+H]+=492.0.1H NMR(400MHz,DMSO-d6)δ8.44(s,1H),8.34(dd,J1=1.6Hz,J2=8.4Hz,1H),7.78(s,1H),7.72(d,J=8.4Hz,1H),7.64(s,1H),7.49(s,1H),7.36(s,1H),7.35-7.10(m,1H),5.34(d,J=4.8Hz,1H),5.03(d,J=4.8Hz,1H),4.78(d,J=4.8Hz,1H),4.40(d,J=15.6Hz,1H),3.85(s,3H),3.79(s,3H).
实施例27:(化合物99j-A,99j-B,99j-A-A,99j-A-B)
1.(化合物99j-A,99j-B)
参考实施例21中化合物84j的合成路线。用2-吡嗪甲醛代替84a和84c,最后经反相制备分离非对映异构体得白色固体99j-A与99j-B。
99j-A(异构体A):ESI m/z[M+H]+=488.1.1H NMR(400MHz,DMSO-d6)δ8.92(s,1H),8.83(d,J=1.2Hz,1H),8.70(s,1H),8.63(d,J=2.4Hz,1H),8.52-8.48(m,2H),8.32-8.30(m,1H),8.26(s,1H),7.88(d,J=8.4Hz,1H),7.66-7.41(m,1H),6.24(d,J=5.6Hz,1H),5.54-5.50(m,1H),5.36(d,J=9.2Hz,1H),5.03(s,2H).
99j-B(异构体B):ESI m/z[M+H]+=488.1.1H NMR(400MHz,DMSO-d6)δ8.81(s,J=1.2Hz,1H),8.64(d,J=1.2Hz,1H),8.59-8.50(m,4H),8.37-8.35(m,2H),7.93(d,J=8.4Hz,1H),7.68-7.43(m,1H),6.39(d,J=5.2Hz,1H),5.73-5.70(m,1H),5.56(d,J=5.6Hz,1H),5.15-5.05(s,2H).
2.(化合物99j-A-A,99j-A-B)
化合物99j-A(100mg)经手性拆分(柱:IH,流动相:MeOH/EtOH/TFA 50/50/0.3,流速:25mL/min,检测波长:254nM)得白色固体化合物99j-A-A(保留时间:8.371分钟,35mg,35%)和化合物99j-A-B(保留时间:11.741分钟,35mg,35%),均为手性纯化合物。
99j-A-A(异构体A-A):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.92(d,J=1.2Hz,1H),8.83(d,J=1.2Hz,1H),8.70(s,1H),8.63(d,J=2.4Hz,1H),8.52-8.48(m,2H),8.32-8.26(m,2H),7.88(d,J=8.0Hz,1H),7.66-7.41(m,1H),6.24(d,J=6.0Hz,1H),5.54-5.51(m,1H),5.36(d,J=9.2Hz,1H),5.03(s,2H).
99j-A-B(异构体A-B):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.93(s,1H),8.83(d,J=0.8Hz,1H),8.70(d,J=2.0Hz,1H),8.63(d,J=2.4Hz,1H),8.52-8.48(m,2H),8.32-8.26(m,2H),7.88(d,J=8.4Hz,1H),7.66-7.41(m,1H),6.25(d,J=6.0Hz,1H),5.55-5.51(m,1H),5.36(d,J=9.2Hz,1H),5.04(s,2H).
实施例28:(化合物103j-A,103j-B,103j-C,103j-D)
参考实施例21中化合物84j的合成路线。用2-嘧啶甲醛代替84a和84c,最后将得到的混合物103j经手性拆分(柱:IBN,流动相:MeOH/DCM 90/10,流速:25mL/min,检测波长:254nM)得白色固体化合物103j-A(保留时间:9.214分钟)、化合物103j-B(保留时间:12.041分钟)、化合物103j-C(保留时间:13.807分钟)和化合物103j-D(保留时间:18.648分钟),均为手性纯化合物。
103j-A(异构体A):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.78-8.75(m,4H),8.36-8.34(m,1H),8.31(s,1H),7.97(d,J=8.4Hz,1H),7.68-7.43(m,1H),7.41-7.36(m,2H),5.94(d,J=4.8Hz,1H),5.73-5.71(m,1H),5.53-5.48(m,2H),5.14(d,J=16.4Hz,1H).
103j-B(异构体B):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.82-8.76(m,4H),8.32-8.30(m,1H),8.25(s,1H),7.94(d,J=8.0Hz,1H),7.67-7.38(m,3H),5.86(d,J=6.0Hz,1H),5.51-5.42(m,2H),5.33(d,J=16.0Hz,1H),5.06(d,J=15.6Hz,1H).
103j-C(异构体C):ESI m/z[M+H]+=487.9.1H NMR(400MHz,DMSO-d6)δ8.82-8.77(m,4H),8.31(d,J=8.4Hz,1H),8.25(s,1H),7.94(d,J=8.0Hz,1H),7.67-7.38(m,3H),5.86(d,J=6.4Hz,1H),5.51-5.42(m,2H),5.33(d,J=16.0Hz,1H),5.06(d,J=15.6Hz,1H).
103j-D(异构体D):ESI m/z[M+H]+=488.0.1H NMR(400MHz,DMSO-d6)δ8.78-8.75(m,4H),8.36-8.34(m,1H),8.31(s,1H),7.97(d,J=8.0Hz,1H),7.68-7.43(m,1H),7.41-7.36(m,2H),5.95(d,J=4.8Hz,1H),5.73-5.71(m,1H),5.53-5.47(m,2H),5.13(d,J=16.4Hz,1H).
实施例29:(化合物107)
参考实施例1中化合物108的合成方法,用(S)-N-Boc-3-氨甲基吗啡啉代替1d’,得白色固体107。
ESI m/z[M-H]-=387.1.1H NMR(400MHz,Methanol-d4)δ8.56(s,1H),8.47(dd,J=8.1,1.6Hz,1H),7.87(d,J=8.1Hz,1H),7.29(t,J=51.6Hz,1H),4.75(d,J=15.0Hz,1H),4.63(d,J=14.9Hz,1H),4.04(d,J=11.0Hz,1H),3.92(dt,J=12.2,3.2Hz,1H),3.69(ddd,J=12.3,10.0,2.8Hz,1H),3.55-3.36(m,4H),3.22-2.95(m,2H).
实施例30:(化合物109)
向环丙基胺(500mg,8.76mmol)和三乙胺(2.66g,26.28mmol)的甲苯(3mL)与水(2mL)的混合物中,在零度下加入三光气(0.91g,3.07mmol),搅拌2小时。取上层甲苯相,并加入到化合物108(200mg,0.52mmol)与三乙胺(130mg,1.3mmol)的N,N-二甲基甲酰胺(2mL)溶液中,搅拌2小时。反应液经水洗,反相柱层析分离得白色固体109(30mg,12%)。
ESI m/z[M+H]+=468.2.1H NMR(400MHz,DMSO-d6)δ8.41(d,J=1.5Hz,1H),8.37(dd,J=8.1,1.6Hz,1H),7.91(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),6.08(s,1H),5.75(d,J=9.1Hz,1H),4.80(d,J=15.5Hz,1H),4.66(d,J=15.5Hz,1H),3.73(d,J=11.1Hz,1H),3.52(t,J=10.2Hz,1H),2.23(dd,J=7.0,4.0Hz,1H),2.09-1.99(m,1H),1.92(d,J=13.1Hz,2H),1.75(d,J=11.0Hz,2H),1.48(d,J=11.7Hz,2H),0.46(dt,J=12.4,7.5Hz,2H),0.24(dd,J=10.0,5.0Hz,1H),0.18-0.08(m,1H).
实施例31:(化合物110)
参考实施例30中化合物109的合成方法,用环丙甲胺代替环丙基胺,得白色固体110。
ESI m/z[M+H]+=482.2.1H NMR(400MHz,DMSO-d6)δ8.44-8.20(m,2H),7.88(d,J=8.1Hz,1H),7.57(t,J=51.3Hz,1H),5.85-5.68(m,2H),4.78(d,J=15.4Hz,1H),4.62(d,J=15.5Hz,1H),3.79-3.59(m,1H),2.69(td,J=6.3,4.7Hz,2H),1.88(d,J=11.7Hz,2H),1.71(q,J=12.0,10.9Hz,3H),1.45-1.19(m,4H),0.64-0.53(m,1H),0.10(ddd,J=9.8,4.7,2.7Hz,2H),-0.09(dd,J=4.8,1.9Hz,2H).
实施例32:(化合物111)
参考实施例30中化合物109的合成方法,用三氟乙胺代替环丙基胺,得白色固体111。
ESI m/z[M+H]+=510.2.1H NMR(400MHz,DMSO-d6)δ8.41(s,1H),8.38(dd,J=8.1,1.6Hz,1H),7.92(d,J=8.1Hz,1H),7.62(t,J=51.3Hz,1H),6.44(t,J=6.5Hz,1H),6.13(d,J=9.3Hz,1H),4.82-4.64(m,2H),3.85-3.73(m,1H),3.72-3.62(m,2H),3.47(dt,J=11.1,5.7Hz,1H),1.99-1.88(m,2H),1.76(t,J=12.3Hz,3H),1.50-1.30(m,3H).
实施例33:(化合物112)
参考实施例30中化合物109的合成方法,用四氢吡咯代替环丙基胺,得白色固体112。
ESI m/z[M+H]+=482.3.1H NMR(400MHz,DMSO-d6)δ8.40(d,J=1.5Hz,1H),8.36(dd,J=8.1,1.6Hz,1H),7.90(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),5.81(d,J=9.0Hz,1H),4.70(q,J=15.6Hz,2H),3.75(t,J=11.9Hz,1H),3.59(td,J=11.1,10.7,3.8Hz,1H),3.12(dt,J=9.4,6.1Hz,2H),3.01(dt,J=9.4,6.3Hz,2H),1.87(t,J=10.4Hz,2H),1.74(q,J=11.3,10.1Hz,3H),1.69-1.62(m,4H),1.56(d,J=12.2Hz,1H),1.33(t,J=10.5Hz,2H).
实施例34:(化合物113)
参考实施例30中化合物109的合成方法,用吗啡啉代替环丙基胺,得白色固体113。
ESI m/z[M+H]+=498.2.1H NMR(400MHz,DMSO-d6)δ8.60-8.30(m,2H),7.82(d,J=8.2Hz,1H),7.26(t,J=51.6Hz,1H),6.28(d,J=8.9Hz,1H),4.73-4.60(m,2H),3.98-3.80(m,1H),3.63(td,J=11.2,4.1Hz,1H),3.51-3.36(m,4H),3.23(t,J=5.0Hz,4H),2.01(d,J=13.8Hz,2H),1.93-1.70(m,3H),1.48(q,J=13.8,13.2Hz,3H).
实施例35:(化合物114)
向环丙基羧酸(20mg,0.23mmol)的N,N-二甲基甲酰胺(2mL)的溶液中加入二异丙基乙基胺(90mg,0.70mmol)和HATU(90mg,0.24mmol)。室温下搅拌30分钟,然后加入化合物108(100mg,0.26mmol),搅拌过夜。反应液经过滤,反相柱层析分离得白色固体114(30mg,28%)。
ESI m/z[M+H]+=453.2.1H NMR(400MHz,DMSO-d6)δ8.44-8.31(m,2H),7.98(d,J=9.4Hz,1H),7.89(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),4.80-4.53(m,2H),4.00-3.82(m,1H),3.49(dd,J=11.3,3.8Hz,1H),1.98-1.82(m,2H),1.82-1.67(m,3H),1.59-1.21(m,4H),0.54(dddd,J=20.3,10.0,7.3,3.3Hz,2H),0.46-0.32(m,1H),0.20(ddt,J=9.8,7.2,3.9Hz,1H).
实施例36:(化合物118)
参考实施例21的合成方法,用118a代替84a,用118c代替84c,得到118。
ESI m/z[M+H]+=506.1。1H NMR(400MHz,DMSO-d6)δ8.40(s,1H),8.35(dd,J=8.1,1.6Hz,1H),7.87(d,J=8.1Hz,1H),7.73(d,J=13.3Hz,1H),7.47(d,J=7.0Hz,1H),7.41(dd,J=8.5,5.5Hz,2H),7.11(t,J=8.8Hz,2H),6.09(d,J=4.9Hz,1H),5.26(t,J=5.1Hz,1H),5.06–4.83(m,2H),4.40(d,J=16.2Hz,1H),3.79(s,3H).
实施例37:(化合物116)
参考实施例2中化合物2的合成方法。用三氟甲磺酸酐代替二氟乙酸酐,得白色固体116。
ESI m/z[M+H]+=515.2.1H NMR(400MHz,DMSO-d6)δ9.36(d,J=9.1Hz,1H),8.46-8.33(m,2H),7.93(d,J=8.1Hz,1H),7.60(t,J=51.3Hz,1H),4.73(d,J=15.5Hz,1H),4.63(d,J=15.4Hz,1H),4.03-3.90(m,1H),3.69-3.59(m,1H),1.82(d,J=17.0Hz,4H),1.73(d,J=11.0Hz,2H),1.36(d,J=10.4Hz,2H).
实施例38:(化合物117)
参考实施例19中化合物72的合成方法,在第一步中用2-溴吡啶代替4-溴-1-甲基-1H-吡唑,得白色固体117。
ESI m/z[M+H]+=441.2.1H NMR(400MHz,DMSO-d6)δ8.60(d,J=4.9Hz,1H),8.47(d,J=1.4Hz,1H),8.41(dd,J=8.1,1.6Hz,1H),7.90(d,J=8.2Hz,1H),7.80-7.74(m,4H),7.69-7.64(m,2H),7.54(d,J=51.2Hz,1H),7.32(ddd,J=6.7,4.8,1.7Hz,1H),4.98(s,2H).
实施例39:(化合物14)
1.(化合物14e)
参考实施例1中化合物108的合成方法,用14a代替1d’,经过四步反应,合成得到白色固体胺14e。
2.(化合物14)
参考实施例2中化合物2的合成方法,用化合物14e代替化合物108得到白色固体14。
ESI m/z[M-H]-=463.2.1H NMR(400MHz,DMSO-d6)δ8.54(s,1H),8.47(dd,J=8.1,1.6Hz,1H),7.88(d,J=8.1Hz,1H),7.32(t,J=51.7Hz,1H),5.95(td,J=54.0,3.3Hz,1H),4.66(s,2H),4.43(dt,J=10.5,5.5Hz,1H),4.13-4.05(m,2H),3.89-3.77(m,2H),3.65-3.58(m,1H),2.05(ddd,J=18.9,12.2,6.6Hz,3H).
实施例40:(化合物13)
1.(化合物13a)
向化合物14a(200mg,0.92mmol)的二氯甲烷溶液(2mL)中加入二异丙基乙胺(360mg,2.76mmol)。搅拌五分钟,在零度下滴加二氟乙酸酐(240mg,1.38mmol),搅拌2小时。反应液经水处理,乙酸乙酯萃取,浓缩得无色油状物13a(250mg,91%)。
ESI m/z[M+H]+=295.1.
2.(化合物13b)
向化合物13a(250mg,0.85mmol)的二氯甲烷溶液中加入氯化氢二氧六环溶液(1mL,4M)。室温搅拌3小时。反应液浓缩得无色油状物13b(150mg,90%)。
ESI m/z[M+H]+=195.1.
3.(化合物13)
参考实施例1中化合物20的合成方法。用13b代替1d’,得到白色固体13。
ESI m/z[M-H]-=463.2.1H NMR(400MHz,Methanol-d4)δ8.54(s,1H),8.47(dd,J=8.1,1.6Hz,1H),7.88(d,J=8.1Hz,1H),7.32(t,J=51.7Hz,1H),5.95(td,J=54.0,3.3Hz,1H),4.66(s,2H),4.43(dt,J=10.5,5.5Hz,1H),4.13–4.05(m,2H),3.89–3.77(m,2H),3.65–3.58(m,1H),2.05(ddd,J=18.9,12.2,6.6Hz,3H).
实施例41:(化合物65)
参考实施例35中化合物114的合成方法,用化合物14e代替化合物108,用1-三氟甲基环丙基-1-甲酸代替环丙基甲酸,得白色固体65。
ESI m/z[M+H]+=521.2.1H NMR(400MHz,DMSO-d6)δ8.45(d,J=1.5Hz,1H),8.39(dd,J=8.1,1.6Hz,1H),7.92(d,J=8.2Hz,1H),7.82(d,J=9.1Hz,1H),7.59(t,J=51.3Hz,1H),4.77-4.63(m,2H),4.25(dq,J=10.2,5.3Hz,1H),3.87(ddd,J=14.5,10.6,4.0Hz,2H),3.75-3.59(m,2H),3.46(d,J=10.3Hz,1H),2.06-1.85(m,1H),1.81(dd,J=13.5,4.6Hz,1H),1.41-1.32(m,1H),1.19-1.12(m,1H),1.08(ddd,J=10.4,8.7,6.4Hz,2H).
实施例42:(化合物66)
参考实施例2中化合物2的合成方法,用化合物14e代替化合物108,用五氟丙酸酐代替二氟乙酸酐,得白色固体66。
ESI m/z[M+H]+=533.0.1H NMR(400MHz,DMSO-d6)δ9.63(s,1H),8.46(s,1H),8.40(dd,J=8.1,1.6Hz,1H),7.94(d,J=8.2Hz,1H),7.60(d,J=102.6Hz,1H),7.60(s,1H),4.80-4.62(m,2H),4.36(s,1H),3.91(dd,J=10.2,4.6Hz,2H),3.84-3.67(m,2H),3.50(t,J=11.7Hz,1H),2.06-1.99(m,1H),1.89(d,J=10.9Hz,1H).
实施例43:(化合物119)
参考实施例19中化合物72的合成方法,在第一步中用4-溴-1-氟苯代替4-溴-1-甲基-1H-吡唑,得白色固体119。ESI m/z[M-H]-=456.2
1H NMR(400MHz,DMSO-d6)δ8.52(d,J=1.5Hz,1H),8.38(dd,J=8.1,1.6Hz,1H),7.84–7.78(m,2H),7.73–7.48(m,6H),7.24–7.18(m,2H),4.66(s,2H).
实施例44:(化合物120)
参考实施例19中化合物72的合成方法,在第一步中用3-溴-1-氟苯代替4-溴-1-甲基-1H-吡唑,得白色固体120。
1H NMR(400MHz,DMSO-d6)δ8.54(d,J=1.5Hz,1H),8.39(dd,J=8.1,1.6Hz,1H),7.85–7.78(m,2H),7.67–7.47(m,4H),7.44–7.37(m,3H),7.18(tdd,J=9.2,4.0,2.2Hz,1H),4.68(s,2H).
实施例45:(化合物121)
参考实施例19中化合物72的合成方法,在第一步中用5-溴-1,3-二氟苯代替4-溴-1-甲基-1H-吡唑,得白色固体121。
1H NMR(400MHz,DMSO-d6)δ8.54(d,J=1.5Hz,1H),8.41(dd,J=8.1,1.6Hz,1H),7.86(d,J=8.2Hz,1H),7.83–7.78(m,1H),7.75–7.46(m,4H),7.33–7.26(m,2H),7.23(tt,J=9.4,2.4Hz,1H),4.78(s,2H).
实施例46:(化合物63)
1.(化合物63b)
向反应瓶中加入化合物63a(5g,27.75mmol)、溴化亚铜(4.78g,33.3mmol)和乙腈(100mL)。降温至0℃,滴加亚硝酸叔丁酯(7.73g,74.93mmol)。室温下搅拌两天。LCMS显示反应完全。反应液浓缩过硅胶柱(二氯甲烷/乙酸乙酯:20-50%)得到类白色固体产物63b(5g,73.83%)。MS m/z[M+H]+:244.0.
2.(化合物63c)
向反应瓶中加入化合物63b(1.5g,6.15mmol)、偶氮二异丁腈(0.1g,0.62mmol)、N-溴代丁二酰亚胺(1.09g,6.15mmol)和二氯乙烷(20mL)。升温至80℃,搅拌过夜。LCMS显示反应完全。反应液浓缩并通过硅胶柱(二氯甲烷/乙酸乙酯:30-80%)纯化,得到黄色油状产物63c(1.2g,60.46%)。MS m/z[M+H]+:323.8
3.(化合物63d)
向反应瓶中加入化合物63c(1.2g,4.03mmol)、化合物1d’(1g,4.67mmol)和乙腈(20mL)。室温下搅拌5小时,LCMS显示反应完全。反应液加入水(30mL),二氯甲烷(30mL*2)萃取,分液,水洗,饱和食盐水洗,硫酸钠干燥,浓缩并通过硅胶柱(二氯甲烷/乙酸乙酯:50-90%)纯化,得到类白色产物63d(1g,产率:54.44%)。MS m/z[M+H]+:456.2.
4.(化合物63e)
向反应瓶中加入化合物63d(1g,2.19mmol)、苄硫醇(0.5g,4.03mmol)、N,N-二异丙基乙胺(0.8g,6.19mmol),4,5-双二苯基膦-9,9-二甲基氧杂蒽(0.13g,0.22mmol)、三(二亚苄基丙酮)二钯(0.20g,0.22mmol)和二氧六环(20mL)。氮气置换三次后,升温至106℃搅拌16小时。LCMS显示反应完全。反应液通过硅胶柱(二氯甲烷/乙酸乙酯:50-90%)纯化,得到类白色产物63e(400mg,产率:36.53%)。MS m/z[M+H]+:500.3.
5.(化合物63f)
向反应瓶中加入化合物63e(400mg,0.80mmol)、N-氯代丁二酰亚胺(1070mg,8mmol)、醋酸(3mL)和水(1mL)。室温下搅拌3小时。LCMS显示反应完全。反应液加入水(20mL),用饱和碳酸钠溶液调节pH=7-8,二氯甲烷(30mL*2)萃取,分液,水洗,饱和食盐水洗,浓缩,通过硅胶柱(乙酸乙酯/ 二氯甲烷:30-80%)分离,得到类白色产物63f(300mg,产率:85.26%)。MS m/z[M-100]+:340.1.
6.(化合物63g)
向反应瓶中加入化合物63f(300mg,0.68mmol)、水合肼(0.5mL)和乙醇(5mL)。升温至80℃搅拌2小时。LCMS显示反应完全。反应液浓缩得到粗品63g,将其直接用于下一步(0.3g,产率:100%)。MS m/z[M-100]+:326.1
7.(化合物63h)
向反应瓶中加入化合物63g(300mg,0.71mmol)、三乙胺(220mg,2.17mmol)和二氯甲烷(5mL)。0℃条件下滴加二氟乙酸酐(250mg,1.44mmol),搅拌2小时。LCMS显示反应完全。反应液浓缩得到浅黄色产物63h(0.3g,产率:84.51%)。MS m/z[M-100]+:404.2.
8.(化合物63i)
0℃下,向反应瓶中加入化合物63h(300mg,0.60mmol)、对甲苯磺酰氯(140mg,0.72mmol)、三乙胺(180mg,1.80mmol)和乙腈(5mL)。25℃下搅拌2小时。LCMS显示反应完全。反应液加入水(20mL),二氯甲烷(30mL*2)萃取,分液,水洗,浓缩,通过硅胶柱(乙酸乙酯/二氯甲烷:40-90%)纯化,得到黄色产物63i(0.1g,产率:34.57%)。MS m/z[M-100]+:386.1.
9.(化合物63j)
向反应瓶中加入化合物63i(100mg,0.21mmol)和二氯甲烷(2mL)。0℃条件下滴加三氟乙酸(0.2mL),并室温下搅拌1小时。LCMS显示反应完全。反应液加入水(10mL),用饱和碳酸钠水溶液调节pH到7-9,二氯甲烷(30mL*2)萃取,分液,水洗,硫酸钠干燥,过滤,浓缩得到白色产物63j(60mg,产率:75.59%)。MS m/z[M+H]+:386.1.
10.(化合物63)
向反应瓶中加入化合物2,2-二氟丙酸(400mg,3.63mmol)、一滴DMF和二氯甲烷(3mL)。缓慢滴加氯化亚砜(450mg,3.78mmol),并在0℃下搅拌2小时,得2,2-二氟丙酰氯溶液。
向另一反应瓶中加入化合物63j(60mg,0.16mmol)、碳酸钾(100mg,0.72mmol)、DCM(3mL)和水(1mL)。0℃下滴加上述2,2-二氟丙酰氯溶液,并室温下搅拌1小时。LCMS显示反应完全。反应液浓缩,并通过反相柱(乙腈/0.05%甲酸水溶液:30-60%)纯化,得到白色固体产物63(19.2mg,产率:25.83%,纯度:96.92%)。MS m/z[M+H]+:478.1。
1H NMR(400MHz,DMSO-d6)δ9.51(d,J=2.0Hz,1H),9.03(d,J=2.0Hz,1H),8.64(d,J=9.2Hz,1H),7.63(t,J=51.2Hz,1H),4.90–4.68(m,2H),4.05–3.90(m,1H),3.77–3.65(m,1H),1.91–1.70(m,6H),1.53(t,J=19.5Hz,3H),1.36(s,2H).
实施例47:(化合物145)
向反应瓶中加入五氟丙酸(20mg,0.12mmol)、N,N-二异丙基乙胺(30mg,0.23mmol)、HATU(44mg,0.12mmol)和DMF(2mL)。室温下搅拌半小时后加入化合物63j(30mg,0.078mmol),并室温下搅拌2小时。LCMS显示反应完全。反应液通过反相柱(乙腈/0.05%甲酸水溶液:50-70%)纯化,得到白色固体产物145(2mg,产率:4.83%)。MS m/z[M-H]+:530.2。
1H NMR(400MHz,Methanol-d4)δ9.55(d,J=2.0Hz,1H),8.92(d,J=2.0Hz,1H),7.30(t,J=51.6Hz,1H),4.78(d,J=16.2Hz,2H),4.15(td,J=11.2,4.4Hz,1H),3.81(dt,J=13.0,6.6Hz,1H),2.16–1.84(m,6H),1.50(q,J=11.6,11.1Hz,2H).
实施例48:(化合物18)
向反应瓶中加入化合物63j(30mg,0.078mmol)、N,N-二异丙基乙胺(30mg,0.039mmol)和DCM(3mL)。0℃下滴加二氟乙酸酐(16mg,0.094mmol),并室温下搅拌1小时。LCMS显示反应完全。反应液浓缩通过反相柱(乙腈/0.05%甲酸水溶液:30-60%)纯化,得到白色固体产物18(16.6mg,产率:46.02%,纯度:100%)。MS m/z[M+H]+:464.2。
1H NMR(400MHz,DMSO-d6)δ9.51(d,J=1.9Hz,1H),9.02(d,J=1.9Hz,1H),8.79(d,J=9.2Hz,1H),7.63(t,J=51.2Hz,1H),6.03(t,J=53.8Hz,1H),4.78(q,J=16.1Hz,2H),3.99(d,J=10.4Hz,1H),3.66(td,J=10.4,5.5Hz,1H),2.02–1.77(m,4H),1.77–1.62(m,2H),1.38(d,J=9.7Hz,2H).
实施例49:(化合物159)
1.(化合物159a)
向反应瓶中加入化合物63c(200mg,0.62mmol)、环戊胺(60mg,0.64mmol)、碳酸钾(260mg,1.86mmol)和乙腈(2mL)。室温下搅拌3小时,LCMS显示反应完全。反应液加入水(30mL),二氯甲烷(30mL*2)萃取,分液,水洗,饱和食盐水洗,硫酸钠干燥,过滤,浓缩得到黄色油状产物159a(0.1g,产率:49.35%)。MS m/z[M+H]+:327.0.
2.(化合物159b)
向反应瓶中加入化合物159a(0.1g,0.31mmol)、苄硫醇(0.06g,0.46mmol)、N,N-二异丙基乙胺(0.12g,0.93mmol)、4,5-双二苯基膦-9,9-二甲基氧杂蒽(0.04g,0.06mmol)、三(二亚苄基丙酮)二钯(0.03g,0.03mmol)和二氧六环(3mL)。氮气置换三次后,升温至108℃搅拌16小时。LCMS显示反应完全。反应液通过硅胶柱(二氯甲烷/乙酸乙酯:50-90%)纯化,得到类白色产物159b(50mg,产率:44.16%)。MS m/z[M+H]+:371.2.
3.(化合物159c)
向反应瓶中加入化合物159b(50mg,0.13mmol)、N-氯代丁二酰亚胺(170mg,1.3mmol)、醋酸(3mL)和水(1mL)。室温下搅拌3小时。LCMS显示反应完全。反应液加入水(20mL),用饱和碳酸钠溶液调节pH=7-8,二氯甲烷(30mL*2)萃取,分液,水洗,饱和食盐水洗,浓缩,通过硅胶柱(乙酸乙酯/二氯甲烷:30-80%)纯化,得到黄色油状产物159c(20mg,产率:47.75%)。MS m/z[M+H]+:311.1.
4.(化合物159d)
向反应瓶中加入化合物159c(20mg,0.064mmol)、水合肼(0.1mL)和乙醇(2mL)。升温至80℃搅拌2小时。LCMS显示反应完全。反应液浓缩得到粗品159d(19mg,产率:100%),将其直接用于下一步反应。MS m/z[M+H]+:297.1.
5.(化合物159e)
向反应瓶中加入化合物159d(10mg,0.034mmol)、三乙胺(10mg,0.099mmol)和二氯甲烷(2mL)。0℃下滴加二氟乙酸酐(12mg,0.069mmol),搅拌2小时。LCMS显示反应完全。反应液浓缩得到浅黄色产物159e(10mg,产率:79.3%)。MS m/z[M+H]+:375.1.
6.(化合物159)
0℃下,向反应瓶中加入化合物159e(10mg,0.027mmol)、对甲苯磺酰氯(3mg,0.032mmol)、三 乙胺(8mg,0.081mmol)和乙腈(2mL)。25℃条件下搅拌2小时。LCMS显示反应完全。反应液过滤,通过反相柱纯化,得到类白色固体产物159(2.6mg,产率:27.31%)。
1H NMR(400MHz,DMSO-d6)δ9.54(d,J=2.0Hz,1H),8.91(d,J=2.0Hz,1H),7.29(t,J=51.6Hz,1H),4.65(s,2H),4.00(q,J=7.6Hz,1H),2.12(s,2H),2.02–1.81(m,4H),1.73(dd,J=7.3,4.4Hz,2H).
实施例50:(化合物122)
参考实施例19中化合物72的合成方法,在第一步中用2-溴-6-三氟甲基吡啶代替4-溴-1-甲基-1H-吡唑,得白色固体122。
1H NMR(400MHz,DMSO-d6)δ8.43(d,J=8.4Hz,2H),8.12(t,J=7.8Hz,1H),8.04(d,J=7.9Hz,1H),7.96(d,J=8.1Hz,1H),7.87–7.81(m,3H),7.75–7.46(m,3H),5.18(s,2H).
生物学测试
实验例1.
采用酶活性实验评价本申请中化合物对HDAC6的抑制活性。
将HDAC6(Abcam)、测试化合物和20μM底物溶液(Ac-GAK(Ac)-AMC)分别加入到384孔板中,37℃孵育30min,加入1μM Trypsin和10μM TSA,室温孵育15min,360nm激发,检测455nm的荧光发射强度,进而计算各浓度下的抑制率,IC50由GraphPadPrism 7.0软件拟合得到。
获得的实验结果如表1所示。
表1
实验例2.
采用酶活性实验评价本申请中化合物对HDAC1-5和7-11的抑制活性。
将HDAC不同亚型蛋白(购自BPS)、测试化合物和2.5-40μM浓度的底物溶液(购自BPS)分别加入到384孔板中,37℃孵育30min,加入1μM Trypsin和10μM TSA,室温孵育15min,360nm激发,检测455nm的荧光发射强度,进而计算各浓度下的抑制率,IC50由GraphPadPrism 7.0软件拟合得到。
获得的实验结果如表2和表3所示。
表2
表3
实验例3.α-Tublin乙酰化水平的测试
取对数生长期的A375/HCT116/HCC827细胞,用胰酶细胞消化液进行消化,离心,计数,以适合的细胞密度铺到96孔板中(30000个/孔),每孔100μL,周围用适量PBS进行水封。第二天给予不同浓度的化合物处理细胞(起始浓度为100μM,5倍稀释,设置9个浓度梯度),6h后将培养基吸出,用100μL的PBST洗2次。随后用4%的多聚甲醛固定细胞,室温孵育20min。弃固定液,用PBST清洗细胞。每孔加入150μL专用封闭液(含1%Triton-100),室温封闭2h,PBS洗去多余的封闭液。用含0.033%的Triton-100封闭液以1:2000的比例稀释α-微管蛋白(DM1A)小鼠mAb及乙酰基-α-微管蛋白(Lys40)(D20G3)XP兔mAb,将其加入至96孔板中,4℃孵育过夜,同时设置空白对照组。第二天用PBST洗涤2次,用含0.033%的Triton-100封闭液以1:2000的比例稀释二抗抗小鼠IgG(H+L)(DyLightTM 680缀合物)和抗兔IgG(H+L)(DyLightTM 800缀合物),并将其加入至96孔板中,室温孵育2h。PBST洗涤2次,PBS洗1次,分别用Li-COR Odyssey双色近红外激光成像仪检测700nm和800nm的荧光信号。
获得的实验结果如表4所示。
表4

实验例4.稳定性测试
评定受试化合物在CD-1小鼠(MLM)、Sprague-Dawley大鼠(RLM)、比格犬(DLM)、食蟹猴(CLM)和人(HLM)的肝微粒体中的一相代谢稳定性。
实验体系:
该测试体系所用到的动物和人肝微粒体购买自Xenotech、Corning或其他有资质的供应商,在使用前储存在低于-60℃冰箱内。
实验简介:
供试品和对照化合物在37±1℃条件下,分别与动物和人肝微粒体孵育一定的时间,最长孵育时 间为60分钟,在指定的时间点取出样品,用含有内标的乙腈或其他有机溶剂终止反应。离心后,所产生的上清液用液相色谱-串联质谱(LC-MS/MS)方法进行检测。
实验方法:
1.缓冲液的配制
用4000mL的超纯水溶解73.21g三水磷酸氢二钾和10.78g磷酸二氢钾。使用10%磷酸或者1M氢氧化钾调整溶液pH值在7.40±0.10之间,其终浓度为100mM。
2.工作液的配制
供试品粉末用DMSO或其他的有机溶剂配制成一定浓度的储备液,然后用合适的有机溶剂进行进一步的稀释。
对照化合物睾酮、双氯芬酸和普罗帕酮用DMSO配制成10mM的储备液,然后用合适的有机溶剂进行进一步的稀释。
3.肝微粒体溶液的配制
用100mM磷酸钾盐缓冲液将各种属的微粒体稀释成2×的工作液。在反应体系中微粒体的终浓度为0.5mg/mL。
4.还原型烟酰胺腺嘌呤二核苷酸磷酸(NADPH)再生体系的配制
称量适量的烟酰胺腺嘌呤磷酸二核苷酸(NADP)和异柠檬酸(ISO)粉末,溶于氯化镁溶液中,振荡混匀。加入适量的异柠檬酸脱氢酶(IDH)轻轻的上下颠倒混合均匀。在反应体系中终浓度分别为:1mM NADP、1mM氯化镁、6mM ISO和1unit/mL IDH。
5.终止液的配制
终止液用含有内标(甲苯磺丁脲或其他合适的化合物)的乙腈或其他有机溶剂来配制。配制好的终止液储存于2-8℃冰箱。
6.孵育过程
孵育将在96孔板中完成。准备8块孵育板,分别命名为T0、T5、T15、T30、T45、T60、Blank60和NCF60。前6块板对应反应时间点分别为0、5、15、30、45和60分钟。Blank60板中不加入供试品或对照化合物,并在孵育60分钟后取样。NCF60板中用磷酸钾盐缓冲液代替NADPH再生体系溶液进行孵育60分钟。所有条件样品为三个平行。
将微粒体和供试品或对照化合物混合,然后将除T0和NCF60外的孵育板Blank60、T5、T15、T30、T45和T60放置于37℃水浴锅中预孵育大约10分钟。孵育板T0中先加入终止液后再添加NADPH再生体系工作液,孵育板NCF60每个样品孔内添加98μL磷酸钾盐缓冲液以启动反应。孵育板Blank60、T5、T15、T30、T45和T60预孵育结束后,每个样品孔内添加98μL NADPH再生体系工作液以启动反应。反应的温度为37±1℃,反应的最终体积是200μL,反应体系中包括0.5mg/mL的微粒体、1.0μM的底物、1mM NADP、6mM ISO和1unit/mL IDH。
分别在5、15、30、45和60分钟时,将含有内标的冷的终止液加入到反应板中以终止反应。
将终止后的所有反应板摇匀,并在4℃,3220×g,离心20分钟。将上清液稀释一定比例后进行LC-MS/MS分析。
样品分析
样品分析采用液相色谱-串联质谱(LC-MS/MS)方法进行,不含标准曲线和质控样品。使用分析物峰面积与内标峰面积的比值进行半定量测定。分析物和内标的保留时间、色谱图采集和色谱图的积分采用软件Analyst(Sciex,Framingham,Massachusetts,USA)进行处理。
每个分析批中每种基质中的内标峰面积的CV应在20%之内。
数据分析
通过下面公式中化合物与内标峰面积的比值转化成剩余率求得化合物的体外消除速率常数ke:



CLint(mic)=0.693/T1/2/微粒体蛋白含量(孵育时微粒体浓度mg/mL)
CLint(liver)=CLint(mic)×肝脏中微粒体蛋白量(mg/g)×肝重体重比
根据充分搅拌模型(well stir model),肝固有清除率和肝清除率可以通过如下公式换算。
CL(liver)=(CLint(liver)*Qh)/(CLint(liver)+Qh)
公式中的参数见下表。
[1]Brian Davies and Tim Morris,Physiological Parameters in Laboratory Animals and Human.Pharmaceutical Research,Vol.10No.7,1993
[2]Journal of Pharmacology and Experimental Therapeutics,1997,283(1):46-58.
获得的实验结果如表5所示。
表5

实验例5.小鼠药代动力学测试
本实验例中测试化合物经静脉注射(IV)和灌胃(PO)给药后在BALB/c小鼠体内的药代动力学行为。
给药当天称量小鼠实际体重并计算给药体积。每组3只小鼠,每个化合物进行两组测试,一组单次静脉注射给药,另一组小鼠单次灌胃给药。通过眼眶采血方式在规定的时间(给药后0.25、0.5、1、2、4、8、24h)采集全血样品。血样采集以后,立即转移至贴有标签的含K2-EDTA(0.85-1.15mg)的商品化样品管中,随后离心处理(3200x g,4℃,10分钟)并取血浆。将血浆转移至预冷的离心管,在干冰中速冻,随后储存在-60℃或更低的超低温冰箱中,直到进行LC-MS/MS分析。
血浆浓度使用LC-MS/MS方法进行测定。使用WinNonlin Version 6.3(Pharsight,Mountain View,CA)药动学软件,以非房室模型对化合物1和2的血浆药物浓度数据进行处理。使用线性对数梯形法计算相关药代动力学参数。
获得的实验结果如表6所示。
表6




实验例6.大鼠药代动力学测试
本实验例中测试化合物经静脉注射(IV)和灌胃(PO)给药后在SD大鼠体内的药代动力学行为。
给药当天称量大鼠实际体重并计算给药体积。每组3只大鼠,每个化合物进行两组测试,一组单次静脉注射给药,另一组单次灌胃给药。通过颈静脉采血方式在规定的时间(给药后0.25、0.5、1、2、4、8、24h)采集全血样品。血样采集以后,立即转移至贴有标签的含K2-EDTA(0.85-1.15mg)的商品化样品管中,随后离心处理(3200x g,4℃,10分钟)并取血浆。将血浆转移至预冷的离心管,在干冰中速冻,随后储存在-60℃或更低的超低温冰箱中,直到进行LC-MS/MS分析。
血浆浓度使用LC-MS/MS方法进行测定。使用WinNonlin Version 6.3(Pharsight,Mountain View,CA)药动学软件,以非房室模型对化合物的血浆药物浓度数据进行处理。使用线性对数梯形法计算相关药代动力学参数。
实验例7.小鼠脑血药物浓度比
给药当天称量小鼠实际体重并计算给药体积。每组9只小鼠,化合物进行单次静脉注射(IV)给药或者灌胃(PO)给药。通过眼眶采血方式在规定的时间采集全血样品。血样采集以后,立即转移至贴有标签的含K2-EDTA(0.85-1.15mg)的商品化样品管中,随后离心处理(3200x g,4℃,10分钟)并取血浆。将血浆转移至预冷的离心管,在干冰中速冻,随后储存在-60℃或更低的超低温冰箱中, 直到进行LC-MS/MS分析。分别取20μL血浆样品或脑组织匀浆液加入80μL的内标溶液(50ng/mL普罗帕酮乙腈溶液),用封膜仪165℃封板,用微型振荡器(最大振速)振荡10min,用低速台式离心机4000rpm离心20min,移取10μL上层清液加入90μL的乙腈,涡旋混匀后用封膜仪165℃封板,涡旋混匀后取1μL上清液进行LC-MS/MS分析。使用WinNonlin Version 6.3(Pharsight,Mountain View,CA)药动学软件,以非房室模型对化合物的血浆药物浓度数据进行处理。使用线性对数梯形法计算相关药代动力学参数。
数据处理:同一时间点小鼠脑血药物浓度比=脑组织中的药物浓度/血浆中的药物浓度
实验例8.hERG抑制测试
将HEK293细胞在含有10%胎牛血清及0.8mg/mL G418的DMEM培养基中培养,培养温度为37℃,CO2浓度为5%。细胞用TrypLETM Express消化后离心,调整细胞密度为2×106个细胞/mL,然后用室温平衡摇床轻混细胞15-20min,上机进行膜片钳检测。将制备好的细胞的培养基置换为细胞外液。从液体池中吸取细胞内、外液分别加到QPlate芯片的细胞内液池、细胞与受试物池中。全细胞膜片钳记录全细胞hERG钾电流的电压刺激,并将试验数据由Qpatch进行采集并储存。化合物以30μM起始,3倍稀释,设置6个浓度点,每个药物浓度设定为两次给药,时间至少为5分钟。将每一个细胞在不含化合物的外液中检测到的电流作为自己的对照组,每个浓度至少使用两个细胞独立重复检测两次。所有电生理试验在室温下进行。
数据分析,首先将每一个药物浓度作用后的电流和空白对照电流标准化然后计算每一个药物浓度对应的抑制率对每一个浓度计算平均数和标准误,并计算每种化合物的半抑制浓度:用以上方程对剂量依赖效应进行非线性拟合,其中Y代表抑制率、C代表受试物浓度,IC50为半抑制浓度,HillSlope代表希尔系数。曲线拟合以及IC50 的计算利用Graphpad软件完成。
实验例9.细胞色素氧化酶P450抑制测试
1)缓冲液的配制:
100mM K-Buffer:将9.5mL原液A混合到40.5mL原液B中,用超纯水将总体积调至500mL,用KOH或H3PO4滴定缓冲液至pH 7.4。
原液A(1M磷酸二氢钾):136.5g磷酸二氢钾在1L水中;
原液B(1M磷酸二氢钾):174.2g磷酸二氢钾在1L水。
2)受试物的配制
受试物粉末用DMSO或其他的有机溶剂配制成一定浓度的储备液,然后用合适的有机溶剂进行进一步的稀释。
3)体外孵育
CYP450酶代谢表型研究的肝微粒体体外孵育体系,是由制备的肝微粒体辅以氧化还原型辅酶,再加入酶特异的选择性抑制剂,在模拟生理温度及生理环境的条件下进行的生化反应。
4)原型药物或代谢产物的检测
采用LC-MS/MS测定孵育液中原型药物或其代谢产物的浓度。
实验例10.人、大鼠、小鼠血浆蛋白结合实验
(1)溶液的配制:分别配置0.05M磷酸钠和0.07M NaCl缓冲液、对照化合物(华法林和奎尼丁在体系中的终浓度均为1μM)和给药液(终浓度为1μM)。
(2)透析膜前处理:首先在蒸馏水中浸泡60分钟;然后加入含有20%(v/v)的乙醇溶液(蒸馏水稀释)继续浸泡20分钟至开始试验。使用前用蒸馏水清洗2次去除剩余乙醇。
(3)血浆前处理:1)将人、大鼠、小鼠血浆置于室温解冻,解冻后以最大2000×g速度室温离心5分钟,保留上清液(血浆冻融会产生纤维沉淀;血浆样本保存在室温下进行其余试验);2)检测血浆pH值,通过添加少量固体粉末NaH2PO4,将pH调整到7.4±0.02。
(4)对照组和试验组:在平衡透析装置的给药端(Donor)加入100μL含阳性对照品或受试化合物的血浆溶液,接收端(Receiver)加入100μL的空白缓冲液。
(5)将平衡透析装置置于37℃,100转/分的条件下,孵育5小时。
(6)对照组和试验组T0样本的制备:取25μL含阳性对照品或受试化合物的血浆溶液并补加入25μL空白缓冲液。
(7)对照组和试验组孵育5小时结束后,取25μL给药端样本并补加入25μL空白缓冲液;取25μL接收端样本并补加入25μL空白血浆。
(8)所有样品加入200μL含内标的乙腈,样本涡旋振荡10分钟,然后在4000rpm离心10分钟。制备样品送至UPLC-MS/MS分析。注:内标为40ng/mL的甲苯磺丁脲。
(9)数据处理
通过检测T0样本、平衡透析5小时后供体端和受体端的样本,计算受试化合物的血浆蛋白结合率,依照如下公式计算:
结合率%=100×([给药端]5h-[接收端]5h)/[给药端]5h
实验例11.污染物致突变性检测
本致突变性试验所采用的试验菌株为鼠伤寒沙门氏营养缺陷型菌株TA98和TA100。试验在有或无S9代谢活化系统存在的条件下使用6孔培养板进行,同时设溶剂对照组(DMSO)和阳性对照组,每个处理组2复孔。化合物设5个浓度,范围从62.5到1000.0微克/孔(浓度等同于标准Ames试验中的312.5至5000.0微克/皿)。培养板在37℃下培养48-72小时,然后检测每孔中细菌毒性,并计数每孔突变菌落数。当受试化合物组回复突变菌落数超过溶剂对照组自发回复突变菌落数两倍以上,且具有可重复性及剂量依赖性时,认为受试物对于受试菌株具有阳性致突变性。
本试验使用二甲基亚砜(DMSO)溶解受试物,并作为本试验的阴性(溶剂)对照。在无S9组(-S9),分别使用2-硝基芴和叠氮钠作为TA98和TA100的阳性对照物;在有S9组(+S9),使用2-氨基芴作为TA98和TA100的阳性对照物。
除本文中描述的那些外,根据前述描述,本发明的多种修改对本领域技术人员而言会是显而易见的。这样的修改也意图落入所附权利要求书的范围内。本申请中所引用的各参考文献(包括所有专利、专利申请、期刊文章、书籍及任何其它公开)均以其整体援引加入本文。

Claims (15)

  1. 化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物具有式(I)的结构:
    其中
    L选自直接键、-C1-6亚烷基-、-C2-6亚烯基-和-C2-6亚炔基-;
    X为CR6或N;
    Y为CR4或N;
    Z为CR5或N;
    R1选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb
    R2和R3各自独立地选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb;或者R2和R3共同构成氧代基(=O);或者R2和R3连同其所连接的碳原子共同构成C3-6环烃基或3-10元杂环基;
    R4、R5和R6各自独立地选自H、卤素、-OH、-NH2、-CN、-NO2、C1-6烷基、C2-6烯基、C2-6炔基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Ra、-OC(=O)Ra、-OC(=O)NRaRb、-C(=O)ORa、-ORa、-SRa、-S(=O)Ra、-S(=O)2Ra、-S(=O)2NRaRb、-NRaRb、-C(=O)NRaRb、-NRa-C(=O)Rb、-NRa-C(=O)ORb、-NRa-S(=O)2-Rb、-NRa-C(=O)-NRaRb、-C1-6亚烷基-ORa、-C1-6亚烷基-NRaRb和-O-C1-6亚烷基-NRaRb
    Ra和Rb在每次出现时各自独立地选自H、C1-6烷基、C3-10环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基;
    上述烷基、亚烷基、烯基、亚烯基、炔基、亚炔基、环烃基、杂环基、芳基、杂芳基和芳烷基在每次出现时各自任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-NH2、-CN、-NO2、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、C6-12芳烷基、-C(=O)Rc、-OC(=O)Rc、-OC(=O)NRcRd、-C(=O)ORc、-ORc、-SRc、-S(=O)Rc、-S(=O)2Rc、-S(=O)2NRcRd、-NRcRd、-C(=O)NRcRd、-NRc-C(=O)Rd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd、-NRc-C(=O)-NRcRd、-C1-6亚烷基-ORc、-C1-6亚烷基-NRcRd和-O-C1-6亚烷基-NRcRd;所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、卤代C1-6烷基、-OC1-6烷基、-O-卤代C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基,优选地,所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基;并且
    Rc和Rd在每次出现时各自独立地选自H、C1-6烷基、C3-10环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基,所述烷基、环烃基、杂环基、芳基、杂芳基和芳烷基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素、-OH、=O、-C(=O)O-叔丁基、-NH2、-CN、-NO2、C1-6烷基、卤代C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基和C6-12芳烷基。
  2. 权利要求1的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、 溶剂合物、代谢物、同位素标记的化合物或前药,其中L为直接键或-C1-6亚烷基-,其中所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、-OCH3、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基,所述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个卤素或C1-6烷基取代;
    优选地,L为直接键或-C1-6亚烷基-,其中所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基,所述环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个卤素或C1-6烷基取代;
    优选地,L为直接键、亚甲基或亚乙基,其中所述亚甲基和亚乙基任选地被一个或多个独立地选自下列的取代基取代:-OH、-OCH3、甲基、环丙基、苯基、吡唑基、吡啶基、嘧啶基和哒嗪基,上述基团任选地进一步被一个或多个卤素和/或甲基取代;
    优选地,L为直接键、亚甲基或亚乙基,其中所述亚甲基和亚乙基任选地被一个或多个独立地选自下列的取代基取代:-OH、环丙基、苯基、吡唑基和吡啶基,上述基团任选地进一步被一个或多个卤素和/或甲基取代;
    优选地,L为直接键、-CH2-、-CH2CH2-、
    优选地,L为直接键、-CH2-、-CH2CH2-、
  3. 权利要求1或2的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中X、Y和Z各自独立地为CH、CF或N。
  4. 权利要求1-3中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1选自C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基;
    所述烷基、环烃基、杂环基、芳基和杂芳基各自任选地被一个或多个独立地选自下列的取代基 取代:卤素、-OH、-CN、C1-6烷基、C3-6环烃基、3-10元杂环基、C6-10芳基、5-14元杂芳基、-C(=O)Rc、-OC(=O)Rc、-C(=O)ORc、-ORc、-S(=O)2Rc、-NRcRd、-C(=O)NRcRd、-NRc-C(=O)Rd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd和-NRc-C(=O)-NRcRd;上述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素(例如氟)、-OH、=O、C1-6烷基(例如甲基)、卤代C1-6烷基(例如三氟甲基)、-OC1-6烷基(例如甲氧基)和-O-卤代C1-6烷基(例如三氟甲氧基),优选地,上述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素(例如氟)、-OH、=O、C1-6烷基(例如甲基)。
  5. 权利要求1-4中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中Rc和Rd在每次出现时各自独立地选自H、C1-6烷基(例如甲基、乙基、叔丁基)、C3-10环烃基(例如环丙基)、3-10元杂环基(例如任选地被F取代的吡咯烷基、吗啉基或哌啶基,优选地,任选地被F取代的哌啶基)、C6-10芳基(任选地被F取代的苯基)和5-14元杂芳基(例如吡啶基),所述烷基、环烃基、杂环基、芳基和杂芳基进一步任选地被一个或多个独立地选自下列的取代基取代:卤素(例如F)、-OH、卤代C1-6烷基(例如三氟甲基)和C3-6环烃基(例如环丙基)。
  6. 权利要求1-5中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1选自甲基、环丙基、环己基、四氢吡咯基、四氢吡喃基、哌啶基、吗啉基、苯基、吡唑基、吡啶基、嘧啶基、哒嗪基和咪唑并吡啶基;所述基团各自任选地被一个或多个独立地选自下列的取代基取代:-F、-Cl、-OH、-CN、-NH2、-CH3、-CF3、-CH2CF2CF3、-NHCH2CF3
    优选地,R1选自甲基、环己基、四氢吡咯基、四氢吡喃基、哌啶基、吗啉基、苯基、吡唑基、吡啶基和咪唑并吡啶基;所述基团各自任选地被一个或多个独立地选自下列的取代基取代:-F、-Cl、-OH、-CN、-CH3、-CF3、-CH2CF2CF3、-NHCH2CF3
  7. 权利要求1-6中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1具有以下结构:
    其中:
    U和V各自独立地为CR8eR8f、NR8g或O;
    R8a、R8b、R8c、R8d、R8e、R8f和R8g各自独立地为H或卤素(例如F);并且
    R9为-ORc、-NRc-C(=O)Rd、-NRcRd、-NRc-C(=O)ORd、-NRc-S(=O)2-Rd、-NRc-C(=O)-NRcRd、-OC(=O)Rc
  8. 权利要求1-7中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R1选自甲基、
    优选地,R1选自甲基、
  9. 权利要求1-8中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R2和R3为H或C1-6烷基,优选为H或甲基;或者R2和R3共同构成氧代基(=O);或者R2和R3连同其所连接的碳原子共同构成C3-6环烃基,优选环丙基。
  10. 权利要求1-9中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中R4、R5和R6各自独立地为H或卤素;优选地,R4、R5和R6各自独立地为H或F。
  11. 权利要求1-10中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物具有式(II)或式(III)的结构:
    其中:
    L’为-C1-6亚烷基-,所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、C3-6环烃基、3-10元杂环基、C6-10芳基和5-14元杂芳基;优选地,所述亚烷基任选地被一个或多个独立地选自下列的取代基取代:-OH、环丙基以及任选地被一个或多个卤素取代的苯基;
    其余各基团如权利要求1-10中任一项所定义。
  12. 权利要求1-11中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药,其中所述化合物选自:









  13. 药物组合物,其包含权利要求1-12中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药以及一种或多种药学上可接受的载体,所述药物组合物优选是固体制剂、液体制剂或透皮制剂。
  14. 权利要求1-12中任一项的化合物或其药学上可接受的盐、酯、立体异构体、互变异构体、多晶型物、溶剂合物、代谢物、同位素标记的化合物或前药或者权利要求13的药物组合物在制备用于预防或治疗HDAC6相关性疾病的药物中的用途。
  15. 权利要求14的用途,其中所述HDAC6相关性疾病选自癌症或增生性疾病(例如,肺癌、结肠癌、乳腺癌、前列腺癌、肝癌、脑癌、肾癌、卵巢癌、胃癌、皮肤癌、骨癌、胰腺癌、神经胶质瘤、胶质母细胞瘤、肝细胞癌、乳头状肾癌、头颈部鳞状细胞癌、白血病、淋巴瘤、骨髓瘤、多发 性骨髓瘤和实体肿瘤);韦尔森氏病、脊髓小脑型共济失调、朊病毒病、帕金森氏病、亨廷顿氏病、肌萎缩性侧索硬化症、淀粉样变性病、阿尔茨海默氏病、亚历山大氏病、酒精性肝病、囊性纤维化、皮克氏病、脊髓性肌肉萎缩症或路易体痴呆;类风湿性关节炎、骨关节炎;类风湿性脊椎炎;牛皮癣;炎性肠病;慢性炎性肺病、湿疹、哮喘、局部缺血/再灌注损伤、溃疡性结肠炎、急性呼吸窘迫综合症、牛皮癣性关节炎、感染性关节炎、进行性慢性关节炎、变形性关节炎、骨关节炎、创伤性关节炎、痛风性关节炎、瑞特氏综合症、多软骨炎、急性滑膜炎和脊椎炎、肾小球肾炎、溶血性贫血、再生障碍性贫血、特发性血小板减少性紫癜、中性粒细胞减少症、溃疡性结肠炎、克罗恩氏病、宿主抗移植物疾病、移植物抗宿主疾病、同种异体移植排斥、慢性甲状腺炎、葛瑞夫兹氏病、硬皮病、糖尿病、活动性肝炎、原发性胆汁性肝硬化、重症肌无力、多发性硬化(MS)、系统性红斑狼疮、异位性皮炎、接触性皮炎、皮肤晒伤、慢性肾功能不全、史蒂芬斯-强森综合症、特发性脂肪泻、肉状瘤病、格林-巴利综合症、葡萄膜炎、结膜炎、角膜结膜炎、中耳炎、牙周病、肺间质纤维化、哮喘、支气管炎、鼻炎、窦炎、尘肺病、肺功能不全综合症、肺气肿、肺纤维化或硅肺病。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025067416A1 (zh) * 2023-09-28 2025-04-03 勤浩医药(苏州)有限公司 一种hdac6抑制剂的结晶形式及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111032651A (zh) * 2017-07-31 2020-04-17 武田药品工业株式会社 杂环化合物
WO2021060567A1 (en) * 2019-09-27 2021-04-01 Takeda Pharmaceutical Company Limited 2-isoindol-1,3,4-oxadiazole derivatives useful as hdac6 inhibitors
WO2021255091A1 (en) * 2020-06-19 2021-12-23 Bayer Aktiengesellschaft 1,3,4-oxadiazoles and their derivatives as fungicides
US20220098180A1 (en) * 2019-01-30 2022-03-31 Takeda Pharmaceutical Company Limited Heterocyclic compound

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111032651A (zh) * 2017-07-31 2020-04-17 武田药品工业株式会社 杂环化合物
US20220098180A1 (en) * 2019-01-30 2022-03-31 Takeda Pharmaceutical Company Limited Heterocyclic compound
WO2021060567A1 (en) * 2019-09-27 2021-04-01 Takeda Pharmaceutical Company Limited 2-isoindol-1,3,4-oxadiazole derivatives useful as hdac6 inhibitors
WO2021255091A1 (en) * 2020-06-19 2021-12-23 Bayer Aktiengesellschaft 1,3,4-oxadiazoles and their derivatives as fungicides

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
"ACS Symposium Series", vol. 14, 1987, PERGAMON PRESS, article "Pro-drugs as Novel Delivery Systems"
"Design of Prodrugs", 1985, ELSEVIER
"Protective Groups in Organic Chemistry", 1973, PLENUM PRESS
BRIAN DAVIESTIM MORRIS: "Physiological Parameters in Laboratory Animals and Human", PHARMACEUTICAL RESEARCH, vol. 10, no. 7, 1993
JOURNAL OF PHARMACOLOGY AND EXPERIMENTAL THERAPEUTICS, vol. 283, no. 1, 1997, pages 46 - 58
STAHLWERMUTH: "Handbook of Pharmaceutical Salts: Properties, Selection, and Use", 2002, WILEY-VCH
T.W. GREENEP.G.M. WUTS: "Protective Groups in Organic Synthesis", 1991, JOHN WILEY & SONS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025067416A1 (zh) * 2023-09-28 2025-04-03 勤浩医药(苏州)有限公司 一种hdac6抑制剂的结晶形式及其制备方法

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