CN1317276C - 一类吲哚基哌啶类化合物及其制备方法和用途 - Google Patents
一类吲哚基哌啶类化合物及其制备方法和用途 Download PDFInfo
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- CN1317276C CN1317276C CNB001254871A CN00125487A CN1317276C CN 1317276 C CN1317276 C CN 1317276C CN B001254871 A CNB001254871 A CN B001254871A CN 00125487 A CN00125487 A CN 00125487A CN 1317276 C CN1317276 C CN 1317276C
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- China
- Prior art keywords
- alkyl
- benzyl
- compound
- benzenesulfonyl
- nitro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- -1 Indolylpiperidine compound Chemical class 0.000 title claims description 61
- 238000002360 preparation method Methods 0.000 title claims 3
- HNQZRUDJRPSFAU-UHFFFAOYSA-N 2-piperidin-1-yl-1h-indole Chemical class C1CCCCN1C1=CC2=CC=CC=C2N1 HNQZRUDJRPSFAU-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 11
- 208000024827 Alzheimer disease Diseases 0.000 claims abstract description 9
- 230000007062 hydrolysis Effects 0.000 claims abstract description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 35
- 229910052739 hydrogen Inorganic materials 0.000 claims description 33
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 150000001875 compounds Chemical class 0.000 claims description 31
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 17
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 claims description 11
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 11
- 239000012442 inert solvent Substances 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 5
- 239000003153 chemical reaction reagent Substances 0.000 claims description 3
- 238000005660 chlorination reaction Methods 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical class ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 claims description 3
- FKLJPTJMIBLJAV-UHFFFAOYSA-N Compound IV Chemical compound O1N=C(C)C=C1CCCCCCCOC1=CC=C(C=2OCCN=2)C=C1 FKLJPTJMIBLJAV-UHFFFAOYSA-N 0.000 claims description 2
- XTHPWXDJESJLNJ-UHFFFAOYSA-N sulfurochloridic acid Chemical compound OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 claims description 2
- 150000001263 acyl chlorides Chemical class 0.000 claims 3
- 206010036631 Presenile dementia Diseases 0.000 claims 1
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 claims 1
- 150000005826 halohydrocarbons Chemical class 0.000 claims 1
- OIPILFWXSMYKGL-UHFFFAOYSA-N acetylcholine Chemical compound CC(=O)OCC[N+](C)(C)C OIPILFWXSMYKGL-UHFFFAOYSA-N 0.000 abstract description 12
- 229960004373 acetylcholine Drugs 0.000 abstract description 12
- 108010022752 Acetylcholinesterase Proteins 0.000 abstract description 4
- 239000000544 cholinesterase inhibitor Substances 0.000 abstract description 4
- 229940022698 acetylcholinesterase Drugs 0.000 abstract description 3
- 210000000225 synapse Anatomy 0.000 abstract description 2
- 102000012440 Acetylcholinesterase Human genes 0.000 abstract 1
- 230000000144 pharmacologic effect Effects 0.000 abstract 1
- 238000002636 symptomatic treatment Methods 0.000 abstract 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 39
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 30
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 27
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 24
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 24
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 23
- 238000000034 method Methods 0.000 description 23
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 16
- 239000002904 solvent Substances 0.000 description 16
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 15
- 239000007787 solid Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 12
- 239000000047 product Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 10
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 10
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 10
- 239000000741 silica gel Substances 0.000 description 10
- 229910002027 silica gel Inorganic materials 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000002585 base Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- 102000004190 Enzymes Human genes 0.000 description 7
- 108090000790 Enzymes Proteins 0.000 description 7
- 229940088598 enzyme Drugs 0.000 description 7
- KNUKUWNSGVICSX-UHFFFAOYSA-N (1-benzylpiperidin-4-yl)methanamine Chemical compound C1CC(CN)CCN1CC1=CC=CC=C1 KNUKUWNSGVICSX-UHFFFAOYSA-N 0.000 description 6
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- HCUARRIEZVDMPT-UHFFFAOYSA-N Indole-2-carboxylic acid Chemical compound C1=CC=C2NC(C(=O)O)=CC2=C1 HCUARRIEZVDMPT-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Substances CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- ADEBPBSSDYVVLD-UHFFFAOYSA-N donepezil Chemical compound O=C1C=2C=C(OC)C(OC)=CC=2CC1CC(CC1)CCN1CC1=CC=CC=C1 ADEBPBSSDYVVLD-UHFFFAOYSA-N 0.000 description 6
- 229940079593 drug Drugs 0.000 description 6
- 239000005457 ice water Substances 0.000 description 6
- 230000005764 inhibitory process Effects 0.000 description 6
- 239000003208 petroleum Substances 0.000 description 6
- 238000011160 research Methods 0.000 description 6
- 239000012265 solid product Substances 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 5
- 239000012044 organic layer Substances 0.000 description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 description 5
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 5
- 229960001685 tacrine Drugs 0.000 description 5
- YLJREFDVOIBQDA-UHFFFAOYSA-N tacrine Chemical compound C1=CC=C2C(N)=C(CCCC3)C3=NC2=C1 YLJREFDVOIBQDA-UHFFFAOYSA-N 0.000 description 5
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 125000001041 indolyl group Chemical group 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 description 4
- 229910052727 yttrium Inorganic materials 0.000 description 4
- OUYRPOHWEJUTCQ-UHFFFAOYSA-N 2-(1-benzylpiperidin-4-yl)ethanamine Chemical compound C1CC(CCN)CCN1CC1=CC=CC=C1 OUYRPOHWEJUTCQ-UHFFFAOYSA-N 0.000 description 3
- 102100033639 Acetylcholinesterase Human genes 0.000 description 3
- 229940100578 Acetylcholinesterase inhibitor Drugs 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000004440 column chromatography Methods 0.000 description 3
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 description 3
- 229960003530 donepezil Drugs 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 150000007530 organic bases Chemical class 0.000 description 3
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 3
- 239000003586 protic polar solvent Substances 0.000 description 3
- 239000000018 receptor agonist Substances 0.000 description 3
- 229940044601 receptor agonist Drugs 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 3
- RZOOMEPNEVZRIT-UHFFFAOYSA-N 1-(benzenesulfonyl)indole-3-sulfonyl chloride Chemical compound C12=CC=CC=C2C(S(=O)(=O)Cl)=CN1S(=O)(=O)C1=CC=CC=C1 RZOOMEPNEVZRIT-UHFFFAOYSA-N 0.000 description 2
- NOXXHHIXEURNKS-UHFFFAOYSA-N 1-[1-(benzenesulfonyl)indol-3-yl]-3-(1-benzylpiperidin-4-yl)propan-1-one Chemical compound C1CN(CCC1CCC(=O)C2=CN(C3=CC=CC=C32)S(=O)(=O)C4=CC=CC=C4)CC5=CC=CC=C5 NOXXHHIXEURNKS-UHFFFAOYSA-N 0.000 description 2
- SGIBOXBBPQRZDM-UHFFFAOYSA-N 1-benzylpiperidine-4-carbaldehyde Chemical compound C1CC(C=O)CCN1CC1=CC=CC=C1 SGIBOXBBPQRZDM-UHFFFAOYSA-N 0.000 description 2
- MAHAMBLNIDMREX-UHFFFAOYSA-N 1-methylindole-2-carboxylic acid Chemical group C1=CC=C2N(C)C(C(O)=O)=CC2=C1 MAHAMBLNIDMREX-UHFFFAOYSA-N 0.000 description 2
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 2
- KIUMMUBSPKGMOY-UHFFFAOYSA-N 3,3'-Dithiobis(6-nitrobenzoic acid) Chemical compound C1=C([N+]([O-])=O)C(C(=O)O)=CC(SSC=2C=C(C(=CC=2)[N+]([O-])=O)C(O)=O)=C1 KIUMMUBSPKGMOY-UHFFFAOYSA-N 0.000 description 2
- YYROPELSRYBVMQ-UHFFFAOYSA-N 4-toluenesulfonyl chloride Chemical compound CC1=CC=C(S(Cl)(=O)=O)C=C1 YYROPELSRYBVMQ-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 108010053652 Butyrylcholinesterase Proteins 0.000 description 2
- 102100032404 Cholinesterase Human genes 0.000 description 2
- GSNUFIFRDBKVIE-UHFFFAOYSA-N DMF Natural products CC1=CC=C(C)O1 GSNUFIFRDBKVIE-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- IOIMDJXKIMCMIG-UHFFFAOYSA-N Diphosphoramide, N,N',N'',N'''-tetrakis(1-methylethyl)- Chemical compound CC(C)NP(=O)(NC(C)C)OP(=O)(NC(C)C)NC(C)C IOIMDJXKIMCMIG-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- WGLUMOCWFMKWIL-UHFFFAOYSA-N dichloromethane;methanol Chemical compound OC.ClCCl WGLUMOCWFMKWIL-UHFFFAOYSA-N 0.000 description 2
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 150000008282 halocarbons Chemical class 0.000 description 2
- ZCSHNCUQKCANBX-UHFFFAOYSA-N lithium diisopropylamide Chemical compound [Li+].CC(C)[N-]C(C)C ZCSHNCUQKCANBX-UHFFFAOYSA-N 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- XONPDZSGENTBNJ-UHFFFAOYSA-N molecular hydrogen;sodium Chemical compound [Na].[H][H] XONPDZSGENTBNJ-UHFFFAOYSA-N 0.000 description 2
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 2
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 description 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- DAJSVUQLFFJUSX-UHFFFAOYSA-M sodium;dodecane-1-sulfonate Chemical compound [Na+].CCCCCCCCCCCCS([O-])(=O)=O DAJSVUQLFFJUSX-UHFFFAOYSA-M 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 125000002861 (C1-C4) alkanoyl group Chemical group 0.000 description 1
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 1
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- ZCMNLHOSHQVDRP-UHFFFAOYSA-N 1-(1-benzylpiperidin-4-yl)-n-methylmethanamine Chemical compound C1CC(CNC)CCN1CC1=CC=CC=C1 ZCMNLHOSHQVDRP-UHFFFAOYSA-N 0.000 description 1
- SVUKISNBRDNDMF-UHFFFAOYSA-N 1-(1-methylindol-2-yl)ethanone Chemical compound C1=CC=C2N(C)C(C(=O)C)=CC2=C1 SVUKISNBRDNDMF-UHFFFAOYSA-N 0.000 description 1
- VDWLCYCWLIKWBV-UHFFFAOYSA-N 1-(benzenesulfonyl)indole Chemical compound C1=CC2=CC=CC=C2N1S(=O)(=O)C1=CC=CC=C1 VDWLCYCWLIKWBV-UHFFFAOYSA-N 0.000 description 1
- MHRUQGBXCNZAID-UHFFFAOYSA-N 1-[1-(benzenesulfonyl)indol-3-yl]-3-(1-benzylpiperidin-4-yl)prop-2-en-1-one Chemical compound C1CN(CCC1C=CC(=O)C2=CN(C3=CC=CC=C32)S(=O)(=O)C4=CC=CC=C4)CC5=CC=CC=C5 MHRUQGBXCNZAID-UHFFFAOYSA-N 0.000 description 1
- BCTGWINDWUUVQL-UHFFFAOYSA-N 1-[1-(benzenesulfonyl)indol-3-yl]ethanone Chemical compound C12=CC=CC=C2C(C(=O)C)=CN1S(=O)(=O)C1=CC=CC=C1 BCTGWINDWUUVQL-UHFFFAOYSA-N 0.000 description 1
- SJZKULRDWHPHGG-UHFFFAOYSA-N 1-benzylpiperidin-4-one Chemical compound C1CC(=O)CCN1CC1=CC=CC=C1 SJZKULRDWHPHGG-UHFFFAOYSA-N 0.000 description 1
- ZPHVJCUYEOASFK-UHFFFAOYSA-N 2-(1-benzylpiperidin-4-yl)-n-methylethanamine Chemical compound C1CC(CCNC)CCN1CC1=CC=CC=C1 ZPHVJCUYEOASFK-UHFFFAOYSA-N 0.000 description 1
- NJWIMFZLESWFIM-UHFFFAOYSA-N 2-(chloromethyl)pyridine Chemical compound ClCC1=CC=CC=N1 NJWIMFZLESWFIM-UHFFFAOYSA-N 0.000 description 1
- LTYBUMSXACIBNS-UHFFFAOYSA-K 2-acetyloxyethyl(trimethyl)azanium phosphate Chemical compound CC(=O)OCC[N+](C)(C)C.CC(=O)OCC[N+](C)(C)C.CC(=O)OCC[N+](C)(C)C.[O-]P(=O)([O-])[O-] LTYBUMSXACIBNS-UHFFFAOYSA-K 0.000 description 1
- SZMVXHRECFRCKQ-UHFFFAOYSA-M 2-ethanethioyloxyethyl(trimethyl)azanium;iodide Chemical compound [I-].CC(=S)OCC[N+](C)(C)C SZMVXHRECFRCKQ-UHFFFAOYSA-M 0.000 description 1
- MXYMCMBBCGXQBE-UHFFFAOYSA-N 3-(1-benzylpiperidin-4-yl)-1-(1-methylindol-2-yl)prop-2-en-1-one Chemical compound CN1C2=CC=CC=C2C=C1C(=O)C=CC3CCN(CC3)CC4=CC=CC=C4 MXYMCMBBCGXQBE-UHFFFAOYSA-N 0.000 description 1
- FCSKOFQQCWLGMV-UHFFFAOYSA-N 5-{5-[2-chloro-4-(4,5-dihydro-1,3-oxazol-2-yl)phenoxy]pentyl}-3-methylisoxazole Chemical compound O1N=C(C)C=C1CCCCCOC1=CC=C(C=2OCCN=2)C=C1Cl FCSKOFQQCWLGMV-UHFFFAOYSA-N 0.000 description 1
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- 229940122041 Cholinesterase inhibitor Drugs 0.000 description 1
- 102000003914 Cholinesterases Human genes 0.000 description 1
- 108090000322 Cholinesterases Proteins 0.000 description 1
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- 101150012960 Chrm2 gene Proteins 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- ZRJBHWIHUMBLCN-SEQYCRGISA-N Huperzine A Natural products N1C(=O)C=CC2=C1C[C@H]1/C(=C/C)[C@]2(N)CC(C)=C1 ZRJBHWIHUMBLCN-SEQYCRGISA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- ZRJBHWIHUMBLCN-UHFFFAOYSA-N Shuangyiping Natural products N1C(=O)C=CC2=C1CC1C(=CC)C2(N)CC(C)=C1 ZRJBHWIHUMBLCN-UHFFFAOYSA-N 0.000 description 1
- 101100107916 Xenopus laevis chrm4 gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 102000011759 adducin Human genes 0.000 description 1
- 108010076723 adducin Proteins 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000003435 aroyl group Chemical group 0.000 description 1
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Abstract
本发明提供了一类吲哚基哌啶类化合物,经药理试验证实该类化合物为乙酰胆碱酯酶抑制剂,它们竞争性地抑制乙酰胆碱酯酶的活性,延缓乙酰胆碱的水解,从而提高乙酰胆碱在突触的作用,达到对症治疗早老性痴呆的目的。
Description
技术领域
本发明涉及吲哚基哌啶类衍生物的合成以及用途。
背景技术
早老性痴呆(Alzheimer’s disease)是一种多病因参与渐进性脑功能退化疾病,其病因至今仍未有结论性的阐明。但其是一种常见的老年疾病,严重地威胁着老年人的健康,尤其当今社会逐渐老龄化时,这一情况越加严峻,因而引起人们的普遍关注。
目前对早老性痴呆开展药物研究主要有以下几个方面:
1、乙酰胆碱酯酶抑制剂(ChEI),它竞争性地抑制乙酰胆碱酯酶的活性,减缓乙酰胆碱的水解,从而增强乙酰胆碱在突触的作用来达到治疗早老性痴呆的目的。
2、从乙酰胆碱前体,如乙酰胆碱磷酸酯等考虑,目的是通过提高体内乙酰胆碱的合成生物供给;
3、从乙酰胆碱释放剂考虑,由于乙酰胆碱释放剂用于突触前,从而增加乙酰胆碱的产生。
4、从受体激动剂考虑,M1受体激动剂,模拟乙酰胆碱而作用于突触后的受体。
5、M2和M4受体激动剂作用于突触前,通过负反馈来调节乙酰胆碱的释放。
6、烟碱类化合物也可增加乙酰胆碱的释放。
目前对早老性痴呆的治疗主要是根据乙酰胆碱酯酶抑制剂(AChEI),以此作用机制的药物临床应用的有他克林(Tacrine)donepezil等,尚有几十种药物处于临床前的研究或正在作临床研究,从目前的研究分析,这些抑制剂的结构各不相同,没有较明显的构效关系,与本发明相近化合物有以下专利WO 9312085,WO 9307140,EP 562832。
虽然科学家已经对早老性痴呆疾病作了大量研究并取得了较大进展,例他克林及donepezil药物的出现,但它们尚存在有不同的缺陷,他克林对肝脏毒性较大,而donepezil在体内生物剂利用度差,因此对早老性痴呆疾病仍需继续研究寻找出一类新型化合物,开发新一代毒副作用低,疗效高的药物。
发明内容
本发明目的是寻找一类具有对乙酰胆碱酯酶高选择性抑制作用的吲哚基哌啶类化合物,它可用于治疗早老性痴呆疾病药物中应用。
一类吲哚基哌啶类化合物具有如下的结构通式:
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基C1-C4烷氧基、氨基、腈基、硝基、羟基;
X为C=O、C=N-ORb、S=O、So2等,其中Rb为H、C1-C4烷基
Y为N-Ra、O、CH2等、其中Ra为H、C1-C4烷基、芳基、苄基、C1-C4烷酰基、芳酰基等、m=1-2、n=0-4。
上述的结构通式可通过以下步骤制得:
上面反应式为当X=CO,Y=NRa或O时,制备化合物I的反应式
上面反应式是用来制备化合物I中当X=CO、Y=NRa或O。其中X连接在吲哚环的2或3位,通常连接在2位。其中起始物II可买到或按照文献(Ulf.Pinder,J.Heterocyclic Chem 25,1(1988)等方法制得。IV或参照文献方法制得(Aloke k.D.et al.J.Med.Chem.1996,39(3),794;HachiroSugimoto,et.al.J.Med.Chem.1990,33,1880-1887)。
如反应式所示,化合物II与氯化试剂在惰性溶剂中反应得酰氯III。反应通常在四氢呋喃(THF)、乙醚(Et2O)、二氯甲烷(CH2Cl2)、氯仿(CHCl3)、苯、甲苯、N,N-二甲酰胺(DMF)等溶剂中进行,所用的氯化试剂有二氯亚砜(SOCl2)、草酰氯、三氯化磷、三氯氧磷、五氯化磷等。反应可在-20~40℃之间进行,通常在室温下反应2~24小时。所得的酰氯在惰性溶剂中在碱的存在下与IV反应得到目标产物Ia。所适用的溶剂同上。所用的碱有有机碱如吡啶、三乙胺、4-二甲胺基吡啶(DMAP)、二异丙基乙胺等,无机碱如碳酸钠、碳酸钾、氢氧化钠、氢氧化钾等。反应通常在-40~40℃之间进行。所得的产物经适当的方法如柱层析、重结晶等提纯可得纯产物。
上面反应式为当X=CO,Y=C时,制备化合物I的反应式
是一个用来制备化合物I中当X=CO、Y=C时的过程。其中X连接在吲哚环的2或3位。所用的原料V可买到或参照下述文献方法制得(Gordonw.g.Tetrahedron 44,3195(1988);Kuldip s.b.et al.Can.J.Chem.49,2354(1971);D.M.Ketcha et.al.J.Org.Chem.50,5451(1985)。
如反应式所示,化合物V与化合物VI在碱的存在下缩合得到化合物Ib。反应通常在惰性溶剂中,在-78~0℃下进行。所用的溶剂有THF、Et2O、DMF、乙二醇二甲醚、乙二醇二乙醚、二氧六环等。所用的碱有丁基锂、苯基锂、二异丙胺基锂、叔丁醇钾、叔丁醇钠等。所得的如Ib所示的化合物通过催化还原得Ic,通常催化剂用Pd/C、Pt/C、Raney镍等在常压下进行。所用的溶剂有乙醇、甲醇、乙酸乙酯、四氢呋喃等,反应温度可在0~60℃之间,通常在室温下进行。产物Ic在质子性溶剂中在酸的催化下或在有机碱中与NH2ORb反应可得Id。可用的质子性溶剂有甲醇、乙醇、乙酸、水以及乙醇或甲醇与水的混合溶剂等。可用的有机碱有吡啶、三乙胺等,一般在吡啶中进行。反应温度可控制在20~100℃内,最好在60~70℃之间进行。以上的Ib~d都可用适当的方法如柱层析、重结晶等提纯可得纯产物。
上面反应式当X=SO2 Y=NRa时,制备化合物I的反应式是用来制备化合物I中当X=SO2、Y=NRa时的过程,其中X连接在吲哚环的2或3位。而化合物VIII当SO2Cl连在2位时可参照文献欧洲专利EP70698制得。
如反应式所示,当SO2Cl连接在吲哚环3位时,可由以下途径得到:化合物VII用氯磺酸进行磺酰化即得。反应通常可在无溶剂或在惰性溶剂下进行,所用的惰性溶剂有二氯甲烷、氯仿、乙醚、四氢呋喃等,反应温度在-78~10℃范围内,通常在-10℃下进行。磺酰氯VIII与化合物IV在碱的存在下可得产生Ie。反应在惰性溶剂中进行,所适用的溶剂有二氯甲烷、氯仿、四氢呋喃、乙醚、DMF、苯、甲苯、乙酸乙酯等,所用的碱有三乙胺、吡啶、DMAP、碳酸钾、碳酸钠等。反应在-40~40℃范围内进行,通常在0℃进行。所得的产物Ie在碱的作用下水解得If。反应通常在质子性溶剂中进行,所用的溶剂有乙醇、甲醇、正丁醇、水等,最好在乙醇和水或甲醇和水等混合溶剂中进行。所用的碱有碳酸钾、碳酸钠、氢氧化钠、氢氧化钾等,反应通常在0~100℃之间进行,一般在室温即可。所得的产物If在碱的存在下在惰性溶剂中与卤代烃、磺酸酯、酰氯等作用可得产物Ig。这里所用的卤代烃有碘甲烷、溴乙烷、苄氯、苄溴、氯甲基吡啶等,所用的磺酸酯有硫酸二甲酯、硫酸二乙酯、对甲基苯磺酸酯等,所用的酰氯有对甲基苯磺酰氯、苯磺酰氯、苯甲酰氯等。所用的碱有钠氢、胺基钠、氢氧化钾、氢氧化钠、叔丁醇钾、叔丁醇钠等;所用的溶剂有DMF、THF、Et2O等。反应通常在-30~40℃之间进行,一般在0℃下进行。以上所得的化合物都可用适当的方法如柱层析、重结晶等提纯可得纯产物。
胆碱酯酶活力测定方法:
乙酰胆碱酯酶酶源采用大鼠皮层5%匀浆(用75mmol,pH7.4,4℃磷酸缓冲液作匀浆介质),实验前按10∶1加4mmol丁酰胆碱酯酶的选择性抑制剂四异丙基焦磷酰胺(iso-OMPA),37℃保温5分钟。丁酰胆碱酯酶酶源系大鼠血清。用比色法测定ChE活力。反应总容量为4ml,内含碘化硫代乙酰胆碱0.3mmol或碘化硫代丁酰胆碱0.4mmol,0.1M pH7.4磷酸钠缓冲液1ml,化合物0.1-0.5ml,加水补至4ml(包括后加酶液量),于37℃保温5分钟后加入酶液0.1或0.2ml,再保温8分钟后加入1ml3%十二烷基磺酸钠(SDS)终止反应,最后加1ml0.2%二(3-羧基-4-硝基)苯基二硫化物(即Ellman′s试剂)溶液显色,产生黄色5-硫-2-硝基苯酸阴离子。用752型分光光度计于440nm测定光密度,所有样品均测双管。以未加化合物的测定管光密度作为100%,化合物测定管光密度与之比较,降低的百分率即为酶抑制率。每个化合物均配成10-5mol/L浓度进行初筛,酶抑制率达到50%以上者进行IC50的测定。按照初筛结果选择化合物的七至九个浓度测定其酶抑制率,并以该化合物摩尔浓度的负对数与酶抑制率进行线形回归,求得50%抑制时的摩尔浓度即为该化合物的IC50值。所得的部分化合物活性结果列表如下:
表1
| IC50(μmol) | |||||
| Comp. | R1 | R2 | X-Y(CHm)n- | AchE | BuchE |
| 1 | H | H | 2-CONHCH2 | 11.5 | |
| 2 | H | H | 2-CONHCH2CH2 | 4.4 | |
| 3 | Me | H | 2-CON(H)CH2 | ||
| 4 | Me | H | 2-CON(H)CH2CH2 | 5.19 | |
| 5 | Me | OMe | 2-COCH=CH | 0.014 | >32 |
| 6 | Me | OMe | 2-COCH2CH2 | 0.064 | 9.2 |
| 7 | Me | H | 2-COCH=CH | 0.042 | >210 |
| 8 | Me | H | 2-COCH2CH2 | 0.154 | 25.6 |
| 9 | Bs | H | 3-COCH=CH | 1.7 | |
| 10 | Bs | H | 3-COCH2CH2 | 0.9 | 592 |
| 11 | Bs | OMe | 2-COCH=CH | 0.175 | 57.6 |
| 12 | Bs | OMe | 2-COCH2CH2 | 0.364 | 394 |
| 13 | Bs | H | 3-C(=NOMe)CH2CH2 | 5.4 | |
| 14 | Bs | H | 3-SO2NHCH2 | 1.3 | |
| 15 | Bs | H | 3-SO2N(Me)CH2 | 0.6 | |
| 16 | Bs | H | 3-SO2NHCH2CH2 | 63.5 | |
| 17 | Bs | H | 3-SO2N(Me)CH2CH2 | 1.75 | |
| 18 | H | H | 3-SO2N(Me)CH2 | 3.2 | |
| 19 | Me | H | 3-SO2N(Me)CH2 | 0.78 | |
| 石杉碱甲 | 0.114 | 135 | |||
| 他克林 | 0.223 | 92 | |||
如表1所示,这些化合物均有较强的活性,此外,它们对BuChE的作用非常弱,因而有很高的选择性。
具体实施方式
实施例:
实施例1:N-(吲哚-2-甲酰基)-(1-苄基-4-哌啶基)甲胺
0.3g2-吲哚甲酸悬浮在6ml干燥的氯仿中,用冰水浴冷却,加入0.5ml新处理过的二氯亚砜,让其自然升温,搅拌过夜。减压蒸去溶剂(控制温度T<35℃)。加入10ml干燥的二氯甲烷,蒸干。如此重复再处理2次,得到淡黄色固体,溶于10ml二氯甲烷中,用冰水浴冷却,滴加入270mg1-苄基-4-哌啶甲胺在5ml二氯甲烷中的溶液,加完后再加0.3ml三乙胺,0℃搅拌30min,反应液用20ml水洗二次,再用15ml饱和的碳酸钠溶液洗一次,有机层用无水碳酸钾干燥。蒸去溶剂,剩余物过柱(用200~300目的硅胶,纯乙酸乙酯淋洗)得固体,再从乙酸乙酯中重结晶,得无色针晶0.35g,Mp=199~200℃
H1 NMR(CDCl3,AM=400):1.30-1.42(2H,m),1.58-1.78(3H,m),1.90-2.00(2H,t-d),2.90(2H,d),3.38(2H,t),3.50(2H,s),6.26(1H,br),6.80(1H,d),7.10-7.62(9H,m),9.40(1H,br)
实施例2:N-(吲哚-2-甲酰基)-2-(1-苄基-4-哌啶基)乙胺
操作过程如例1,只是用1-苄基-4-哌啶基乙胺代替1-苄基-4-哌啶甲胺。得到针状针晶,MP=168~169℃
H1 NMR(CDCl3,AM=400):1.26~1.42(3H,m),1.50~1.80(4H,m),1.90~2.00(2H,m),2.96(2H,m),3.48~3.58(4H,m),6.12(1H,br),6.70~7.66(10H,m),9.52(1H,S)
实施例3:N-(1-甲基吲哚-2-甲酰基)-1-(1-苄基-4-哌啶基)甲胺
操作过程如例1,只是用1-甲基吲哚-2-甲酸代替吲哚-2-甲酸。得到针晶,MP=141~2℃
H1 NMR(CDCl3,AM=400):1.30~1.42(2H,q-d),1.60(1H,m),1.68~1.76(2H,d),1.90~2.00(2H,t-d),2.90(2H,d),3.32(2H,t),3.50(2H,s),4.02(3H,s),6.22(1H,br),6.78(1H,s),7.08~7.60(9H,m)
实施例4:N-(1-甲基吲哚-2-甲酰基)-2-(1-苄基-4-哌啶基)乙胺
操作过程如例1,只是用1-甲基吲哚-2-甲酸代替吲哚-2-甲酸,用1-苄基-4-哌啶基乙胺代替1-苄基-4-哌啶甲胺。得到针晶,MP=134~135℃
H1 NMR(CDCl3,AM=400):1.24~1.40(3H,m),1.50~1.60(2H,q),1.66~1.76(2H,m),1.90~2.00(2H,t),2.82~2.92(2H,d),3.40~3.50(4H,m),4.02(3H,s),6.12(1H,br),6.78(1H,s),7.08~7.62(9H,m)
实施例5:1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚
5-a:1-苄基-4-甲氧次甲基哌啶
50g氯化甲氧甲基三苯基膦悬浮在600ml干燥的无水乙醚中,冰-水浴冷却,保持温度T=0~5℃,19g叔丁醇钾分三批加入,加完后在0~5℃搅拌2.5hr,然后冷却到-5℃,23g 1-苄基-4-哌啶酮溶于100ml乙醚中,滴加。加完后在0℃搅拌2hr,过滤,滤液减压蒸干,得油状物,此油状物用硅胶过柱,用乙酸乙酯-石油醚(1∶4)淋洗,得纯的油状产物20g。
H1 NMR(CDCl3,AM=400):2.10~2.20(2H,br),2.30~2.50(2H,br),2.48~2.68(3H,br),3.52(3H,s),3.68(2H,s),5.78(1H,s),7.24~7.40(5H,m)
5-b:1-苄基-4-哌啶甲醛
由5-a制得的1-苄基-4-甲氧次甲基哌啶18g溶解在120ml 1N的盐酸中,在氮气下回流3小时,冷却,用碳酸钠调至PH=8,然后用乙酸乙酯(100ml×3)萃取,用100ml饱和的氯化钠溶液洗涤,无水硫酸镁干燥。减压蒸去溶剂,剩下的油状物用硅胶柱提纯,用乙酸乙酯-石油醚(1∶4)淋洗,得油状产物5-b 16.2g,放置冰箱冷冻凝结为固体,MP=35~37℃。
H1 NMR(CDCl3,AM=400):1.64~1.80(2H,m),1.84~2.00(2H,m),2.08~2.34(3H,m),3.54(2H,s),7.28~7.40(5H,m),9.62(1H,br)
5-c:1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚
0.4ml二异丙胺溶于20ml无水无氧的四氢呋喃中,冷却到0℃,加入1.3ml 2M的丁基锂环己烷溶液,搅拌20min,冷至-78℃,加入0.48g 1-甲基-2-乙酰基-6-甲氧基吲哚在5ml无水四氢呋喃的溶液,控制温度不超过-65℃,加完后再搅拌1小时,0.5g 1-苄基-4-哌啶甲醛(由5-b制得)溶于5ml四氢呋喃中滴加入上述反应液,加完后自然升至室温过夜。然后把反应液倒入50ml 10%的氯化铵溶液中,用乙酸乙酯萃取(50ml×4),合并有机层,用100ml饱和的氯化钠溶液洗涤,无水硫酸钠干燥。用硅胶柱提纯,乙酸乙酯-石油醚(1∶4)淋洗,得到600mg 5-c,MP=119~120℃
H1 NMR(CDCl3,AM=400):1.56~1.90(4H,m),2.04~2.36(3H,m),2.96~3.06(2H,m),3.60(2H,s),3.92(3H,s),4.08(3H,s),6.70-7.02(4H,m),7.20-7.40(6H,m),7.58(1H,s)
实施例6:1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙酰基]吲哚
270mg1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚(参照5-c)溶于10ml乙酸乙酯中,加入30mg 10%的Pd/C,在常压下用氢气还原过夜。然后过滤,蒸去溶剂,残渣用硅胶柱提纯,乙酸乙酯-石油醚(1∶1)淋洗,得到固体240mg,MP=74~75℃
H1 NMR(CDCl3,AM=400):1.66~1.78(4H,m),1.98~2.10(2H,m),2..90(2H,t),2.90~3.02(2H,m),3.60(2H,s),3.88(3H,s),4.043H,s),6.20(1H,s),6.30(1H,d-d),7.20~7.36(6H,m),7.52(1H,d)
实施例7:1-甲基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚
操作过程如例5-c,只是用1-甲基-2-乙酰基吲哚代替1-甲基-2-乙酰基-6-甲氧基吲哚,得到固体产物,MP=96~97℃
H1 NMR(CDCl3,AM=400):1.56~1.64(2H,m),1.80(2H,d),2.04(2H,t),2.28(1H,m),2.92(2H,d),3.52(2H,s),4.08(3H,s),6.82~7.70(12H,m)
实施例8:1-甲基-2-[3-(1-苄基-4-哌啶基)丙酰基]吲哚
操作过程如例6,只是用1-甲基2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚代替1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚,得到固体产物,MP=57~58℃
H1 NMR(CDCl3,AM=400):1.32~1.46(3H,m),1.68~1.76(4H,m),2.00~2.10(2H,m),2.94~3.06(4H,m),3.60(2H,s),4.04(3H,s),7.10~7.38(9H,m),7.66(1H,d)
实施例9:1-苯磺酰基-3-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚
操作过程如例5-c,只是用1-苯磺酰基-3-乙酰基吲哚代替1-甲基-2-乙酰基-6-甲氧基吲哚,得到固体产物,MP=118~119℃
H1 NMR(CDCl3,AM=400):1.40~1.90(xH,m),2.00~2.40(3H,m),2.90~3.14(2H,m),3.48(2H,s),3.54~3.72(2H,m),6.72(1H,d),7.02(1H,d-d),7.20~7.42(7H,m),7.42~7.54(2H,t),7.58(1H,t),7.94(3H,m),8.20(1H,s),8.34(1H,d)
实施例10:1-苯磺酰基-3-[3-(1-苄基-4-哌啶基)丙酰基]吲哚
操作过程如例6,只是用1-苯磺酰基-3-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚代替1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚,得到固体产物,MP=89~90℃
H1 NMR(CDCl3,AM=400):1.40~1.90(xH,m),2.14~2.40(2H,m),2.90(2H,t),3.04~3.30(2H,m),3.48(2H,s),3.68~3.90(2H,m),7.20~7.44(7H,m),7.50(2H,t),7.60(1H,t),7.92(3H,m),8.18(1H,s),8.28(1H,d)
实施例11:1-苯磺酰基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚
操作过程如例5-c,只是用1-苯磺酰基-2-乙酰基-6-甲氧基吲哚代替1-甲基-2-乙酰基-6-甲氧基吲哚,得到固体产物,MP=120~121℃
H1 NMR(CDCl3,AM=400):1.40~1.96(4H,m),2.00~2.40(3H,m),3.02(2H,m),3.62(2H,s),3.92(3H,s),6.60(1H,d),6.90(2H,m),7.04(1H,s),7.20~7.60(11H,m),7.66(1H,d),7.94(2H,d)。
实施例12:1-苯磺酰基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙酰基]吲哚
操作过程如例6,只是用1-苯磺酰基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚代替1-甲基-6-甲氧基-2-[3-(1-苄基-4-哌啶基)丙烯酰基]吲哚,得到固体产物,MP=100~102℃
H1 NMR(CDCl3,AM=400):1.40(2H,br),1.60~1.80(3H,m),2.10(2H,m),2.90(2H,t),3.00(2H,m),3.65(2H,s),3.90(3H,s),6.90(1H,d-d),7.05(1H,s),7.22~7.60(11H,m),7.64(1H,d),7.94(2H,d)
实施例13:1-苯磺酰基吲哚-3-(1-苄基-4-哌啶基)乙基酮甲氧肟
200mg 1-苯磺酰基-3-[3-(1-苄基-4-哌啶基)丙酰基]吲哚溶解在3ml无水吡啶中,加入200mg盐酸甲氧基胺,在50~60℃搅拌2小时,冷却,倒入冰水中,用乙酸乙酯萃取(30mi×3),有机层用饱和的氯化钠溶液洗涤,无水硫酸钠干燥,蒸去溶剂,残渣用硅胶柱提纯,乙酸乙酯-石油醚(1∶2)淋洗,得到固体160mg,MP=96~98℃
H1 NMR(CDCl3,AM=400):1.24~1.40(3H,m),1.46~1.56(2H,m),1.66~1.76(2H,m),1.92~2.04(2H,m),2.68(2H,m),2.94(2H,d),3.52(2H,s),3.98(3H,s),7.20~8.26(15H,m)
实施例14:N-(1-苯磺酰基吲哚-3-磺酰基)(1-苄基-4-哌啶基)甲胺
14-a:1-苯磺酰基吲哚-3-磺酰氯
10ml纯的ClSO3H溶于50ml干燥的二氯甲烷中,冷至-20℃,较快地滴加7g 1-苯磺酰基吲哚在20ml二氯甲烷中的溶液,控制温度不超过-10℃,20min内加完,然后在-10℃保持20min,立即倒入100g碎冰中,用乙醚萃取,饱和的氯化钠溶液洗涤,无水硫酸镁干燥,蒸去溶剂,残渣用硅胶柱提纯,二氯甲烷-石油醚(1∶1)淋洗,得到白色固体3.2g,MP=112~113℃
H1 NMR(CD3COCD3,AM=400):7.54~7.66(2H,m),7.66~7.74(2H,m),7.74~7.86(1H,m),7.90~7.96(1H,m),8.18(1H,t),8.30(2H,t),8.78(1H,m)
14-b:1-苯磺酰基吲哚-3-磺酰(1-苄基-4-哌啶)甲胺
350mg 1-苯磺酰基吲哚-3-磺酰氯溶于10ml二氯甲烷中,用冰水浴冷却,滴加入270mg1-苄基-4-哌啶甲胺在5ml二氯甲烷中的溶液,加完后再加0.3ml三乙胺,0℃搅拌30min,反应液用20ml水洗二次,再用15ml饱和的碳酸钠溶液洗一次,有机层用无水碳酸钾干燥。蒸去溶剂,剩余物过柱(用200~300目的硅胶,纯乙酸乙酯淋洗)得无定型固体0.45g.
H1 NMR(CDCl3,AM=400):1.28~1.40(2H,m),1.46~1.58(1H,m),1.60~1.70(2H,m),2.02~2.14(2H,m),2.82(2H,m),3.02(2H,m),3.68(2H,s),5.08(1H,br),7.20~8.12(15H,m)
实施例15:N-甲基-N-(1-苯磺酰基吲哚-3-磺酰基)-1-(1-苄基-4-哌啶)甲胺
操作过程如例14-b,只是用N-甲基-1-苄基-4-哌啶基甲胺代替1-苄基-4-哌啶甲胺。得到无定型固体。
H1 NMR(CDCl3,AM=400):1.18~1.46(2H,m),1.48~1.80(xH,m),1.88~2.02(2H,m),2.76(3H,s),2.80~3.00(4H,m),3.5(2H,s),7.20~8.10(15H,m)
实施例16:N-(1-苯磺酰基吲哚-3-磺酰基)-2-(1-苄基-4-哌啶)乙胺
操作过程如例14-b,只是用1-苄基-4-哌啶基乙胺代替1-苄基-4-哌啶甲胺。得到无定型固体。
H1 NMR(CDCl3,AM=400):1.16~1.50(5H,m),1.64~2.00(xH,m),2.78~3.04(4H,m),3.56(2H,s),4.64(1H,br),7.20~8.18(15H,m)
实施例17:N-甲基-N-(1-苯磺酰基吲哚-3-磺酰基)-2-(1-苄基-4-哌啶)乙胺
操作过程如例14-b,只是用N-甲基-1-苄基-4-哌啶基乙胺代替1-苄基-4-哌啶甲胺。得到无定型固体。
H1 NMR(CDCl3,AM=400):1.30~1.50(5H,m),1.66~1.74(2H,m),2.10(2H,m),2.76(3H,s),3.00~3.16(4H,m),3.68(2H,s),7.20~8.10(15H,m)
实施例18:N-甲基-N-(吲哚-3-磺酰基)-1-(1-苄基-4-哌啶)甲胺
600mg1-苯磺酰基吲哚-3-磺酰(N-甲基-1-苄基-4-哌啶)甲胺溶解于15ml甲醇中,加水至刚产生浑浊,再加2ml甲醇,然后加入200mg氢氧化钾固体,室温搅拌3小时,蒸去甲醇,加入10ml水以及20ml二氯甲烷,水层再用二氯甲烷萃取(20ml×2),有机层合并,用饱和的氯化钠溶液洗涤,无水硫酸钠干燥,蒸去溶剂,残渣用硅胶柱提纯,二氯甲烷-甲醇(20∶1)淋洗,得到白色固体400mg,MP=169~170℃
H1 NMR(CDCl3,AM=400):1.18~1.42(2H,m),1.50~1.72(5H,m),1.86~2.00(2H,t),2.72(3H,s),2.88(2H,d),3.50(2H,s),7.20~7.92(10H,m),8.86(1H,br)
实施例19:N-甲基-N-(1-甲基吲哚-3-磺酰基)-1-(1-苄基-4-哌啶)甲胺
30mg钠氢悬浮在15ml无水四氢呋喃中,冰水浴冷却,250mg吲哚-3-磺酰(N-甲基-1-苄基-4-哌啶)甲胺溶解在8ml无水四氢呋喃中滴加,加完后再搅拌1小时,然后加入95mg硫酸二甲酯,自然升至室温,搅拌3小时,倒入40ml水中,用二氯甲烷萃取(15×3),饱和氯化钠溶液洗涤,无水硫酸钠干燥,蒸去溶剂,残渣用硅胶柱提纯,二氯甲烷-甲醇(20∶1)淋洗,得到无定型固体260mg。
H1 NMR(CDCl3,AM=400):1.20~1.36(2H,m),1.50~1.76(5H,m),1.88~2.00(2H,m),2.72(3H,s),2.88(2H,d),3.48(2H,s),3.84(3H,s),7.20~7.92(10H,m)
实施例20:N-甲基-N-(吲哚-3-磺酰基)-2-(1-苄基-4-哌啶)乙胺
操作过程如例18,只是用1-苯磺酰基吲哚-3-磺酰(N-甲基-1-苄基-4-哌啶)乙胺代替1-苯磺酰基吲哚-3-磺酰(N-甲基-1-苄基-4-哌啶)甲胺。得到无定型固体。
H1 NMR(CDCl3,AM=400)(HCl salt):1.28~1.48)2H,m,1.50~2.10(xH,m),2.50(2H,m) 2.66(3H,s),2.96(2H,m),3.36(2H,m),4.04(2H,m),7.20~7.90(10H,m),9.90(1H,br),11.90(1H,br)
实施例21:N-甲基-N-(1甲基吲哚-3-磺酰基)-2-(1-苄基-4-哌啶)乙胺
操作过程如例19,只是用吲哚-3-磺酰(N-甲基-1-苄基-4-哌啶)乙胺代替吲哚-3-磺酰(N-甲基-1-苄基-4-哌啶)甲胺。得到无定型固体。无定型
H1 NMR(CDCl3,AM=400):1.16~1.48(5H,m),1.56~1.70(xH,m),1.86~1.96(2H,m),2.70(3H,s),2.78~2.88(2H,d),2.98~3.08(2H,t),3.48(2H,s),3.86(3H,s),7.20~7.92(10H,m)
Claims (11)
1、一类吲哚基哌啶类化合物,结构如下:
其中
R1为H、C1-C4烷基;苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
X-Y为CO--NRa、CO-O、C(=N-ORb)-NRa、C(=N-ORb)-O、C(=N-ORb)-CH2、SO-NRa、SO-O、SO-CH2、SO2-NRa、SO2-O或SO2-CH2;其中Ra为H,C1-C4烷基,苄基,C1-C4烷酰基,Rb为H,C1-C4烷基;
m=1-2,n=0-4。
2、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于
当X-Y为CONRa时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
Ra为H,C1-C4烷基,苄基,C1-C4烷酰基,m=1-2,n=0-4。
3、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于
当X-Y为COO时,
R1为H、C1-C4烷基;苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
m=1-2,n=0-4。
4、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于
当X-Y为C(=N-ORb)-NRa时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
Ra为H,C1-C4烷基,苄基,C1-C4烷酰基,m=1-2,n=0-4;
Rb为H、C1-C4烷基。
5、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于:
当X-Y为C(=N-ORb)-O时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
m=1-2,n=0-4;
Rb为H,C1-C4烷基。
6、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于:
当X-Y为C(=N-ORb)-CH2时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
m=1-2,n=0-4。
7、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于
当X-Y为SO2-NRa时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
Ra为H,C1-C4烷基,苄基,C1-C4烷酰基,m=1-2,n=0-4。
8、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于
当X-Y为-SO2O时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
m=1-2,n=0-4。
9、根据权利要求1所述的吲哚基哌啶类化合物,其特征在于
当X-Y为-SO2-CH2时,
R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
m=1-2,n=0-4。
10、如权利要求1所述吲哚基哌啶类化合物制备方法,通过以下步骤制得:
其中:R1为H、C1-C4烷基、苯磺酰基、吡啶甲基、苄基;
R2为H、C1-C4烷基、C1-C4烷氧基、氨基、腈基、硝基、羟基;
Ra为H、C1-C4烷基、苄基、C1-C4烷酰基;
m=1-2、n=0-4;
(1)当X为CO,Y=-NRa或O时,式II化合物与氯化试剂在惰性溶剂中反应得式III的酰氯;
(2)式III的酰氯在惰性溶剂中在碱的存在下与式IV化合物反应得吲哚基哌啶化合物Ia;
当X为-SO2,Y为-NRa时,反应步骤如下:
a.化合物VII用氯磺酸进行磺酸化即得式VIII的磺酰氯
b.式VIII的磺酰氯与化合物IV在碱存在下反应得化合物Ie
化合物Ie在碱的作用下水解得化合物If
化合物If在碱存在下在惰性溶剂中与卤代烃、磺酸酯或酰氯反应得产物Ig。
11、如权利要求1所述吲哚基哌啶类化合物的用途,在制备治疗早老性痴呆药物中应用。
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Citations (5)
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|---|---|---|---|---|
| US4895841A (en) * | 1987-06-22 | 1990-01-23 | Eisai Co., Ltd. | Cyclic amine compounds with activity against acetylcholinesterase |
| CN1062143A (zh) * | 1990-11-22 | 1992-06-24 | 武田药品工业株式会社 | 稠合杂环化合物及其制备和应用 |
| CN1071166A (zh) * | 1991-10-03 | 1993-04-21 | 美国辉瑞有限公司 | 作为新的乙酰胆碱酯酶抑制剂的芳香杂环胺类 |
| CN1079464A (zh) * | 1991-12-18 | 1993-12-15 | 阿斯特拉公司 | 治疗包括胆碱能功能降低的病症有价值的吲哚酮和吲哚二酮的衍生物的制备方法 |
| CN1081676A (zh) * | 1992-03-23 | 1994-02-09 | 三共株式会社 | 用于大脑疾病的治疗和预防的吲哚和吲唑衍生物,它们的制备及应用 |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4895841A (en) * | 1987-06-22 | 1990-01-23 | Eisai Co., Ltd. | Cyclic amine compounds with activity against acetylcholinesterase |
| CN1062143A (zh) * | 1990-11-22 | 1992-06-24 | 武田药品工业株式会社 | 稠合杂环化合物及其制备和应用 |
| CN1071166A (zh) * | 1991-10-03 | 1993-04-21 | 美国辉瑞有限公司 | 作为新的乙酰胆碱酯酶抑制剂的芳香杂环胺类 |
| CN1079464A (zh) * | 1991-12-18 | 1993-12-15 | 阿斯特拉公司 | 治疗包括胆碱能功能降低的病症有价值的吲哚酮和吲哚二酮的衍生物的制备方法 |
| CN1081676A (zh) * | 1992-03-23 | 1994-02-09 | 三共株式会社 | 用于大脑疾病的治疗和预防的吲哚和吲唑衍生物,它们的制备及应用 |
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