CN106316935B - 一种Abemaciclib中间体的制备方法 - Google Patents
一种Abemaciclib中间体的制备方法 Download PDFInfo
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- CN106316935B CN106316935B CN201510389075.8A CN201510389075A CN106316935B CN 106316935 B CN106316935 B CN 106316935B CN 201510389075 A CN201510389075 A CN 201510389075A CN 106316935 B CN106316935 B CN 106316935B
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- lithium
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- 238000002360 preparation method Methods 0.000 title claims abstract description 89
- 229950001573 abemaciclib Drugs 0.000 title abstract description 7
- UZWDCWONPYILKI-UHFFFAOYSA-N n-[5-[(4-ethylpiperazin-1-yl)methyl]pyridin-2-yl]-5-fluoro-4-(7-fluoro-2-methyl-3-propan-2-ylbenzimidazol-5-yl)pyrimidin-2-amine Chemical compound C1CN(CC)CCN1CC(C=N1)=CC=C1NC1=NC=C(F)C(C=2C=C3N(C(C)C)C(C)=NC3=C(F)C=2)=N1 UZWDCWONPYILKI-UHFFFAOYSA-N 0.000 title abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 49
- 150000001412 amines Chemical class 0.000 claims abstract description 7
- 150000001875 compounds Chemical class 0.000 claims description 73
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 57
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 41
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims description 36
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 27
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 27
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 27
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 27
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 24
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 24
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 20
- 239000003513 alkali Substances 0.000 claims description 19
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 18
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000011734 sodium Substances 0.000 claims description 17
- 229910052708 sodium Inorganic materials 0.000 claims description 17
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 16
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical group CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 16
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 15
- -1 Sodium alkoxide Chemical class 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 15
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 14
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 14
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Substances CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- WGCYRFWNGRMRJA-UHFFFAOYSA-N 1-ethylpiperazine Chemical compound CCN1CCNCC1 WGCYRFWNGRMRJA-UHFFFAOYSA-N 0.000 claims description 13
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- BDAGIHXWWSANSR-UHFFFAOYSA-N Formic acid Chemical compound OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 12
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- 239000002585 base Substances 0.000 claims description 12
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 12
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 claims description 12
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 12
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 12
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 12
- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 claims description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 11
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 11
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 11
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 claims description 10
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 10
- 239000003960 organic solvent Substances 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 9
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 8
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 8
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 8
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 8
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 claims description 8
- 235000019253 formic acid Nutrition 0.000 claims description 8
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 8
- GSNUFIFRDBKVIE-UHFFFAOYSA-N DMF Natural products CC1=CC=C(C)O1 GSNUFIFRDBKVIE-UHFFFAOYSA-N 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 7
- 235000019441 ethanol Nutrition 0.000 claims description 7
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 6
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 6
- FJDQFPXHSGXQBY-UHFFFAOYSA-L caesium carbonate Chemical compound [Cs+].[Cs+].[O-]C([O-])=O FJDQFPXHSGXQBY-UHFFFAOYSA-L 0.000 claims description 6
- 229910000024 caesium carbonate Inorganic materials 0.000 claims description 6
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 claims description 6
- 239000012280 lithium aluminium hydride Substances 0.000 claims description 6
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 6
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 6
- XNLICIUVMPYHGG-UHFFFAOYSA-N pentan-2-one Chemical compound CCCC(C)=O XNLICIUVMPYHGG-UHFFFAOYSA-N 0.000 claims description 6
- 235000011056 potassium acetate Nutrition 0.000 claims description 6
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 6
- LMHHRCOWPQNFTF-UHFFFAOYSA-N s-propan-2-yl azepane-1-carbothioate Chemical compound CC(C)SC(=O)N1CCCCCC1 LMHHRCOWPQNFTF-UHFFFAOYSA-N 0.000 claims description 6
- 239000001632 sodium acetate Substances 0.000 claims description 6
- 235000017281 sodium acetate Nutrition 0.000 claims description 6
- ODZPKZBBUMBTMG-UHFFFAOYSA-N sodium amide Chemical compound [NH2-].[Na+] ODZPKZBBUMBTMG-UHFFFAOYSA-N 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 6
- 239000012312 sodium hydride Substances 0.000 claims description 6
- 229910000104 sodium hydride Inorganic materials 0.000 claims description 6
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 6
- LMDZBCPBFSXMTL-UHFFFAOYSA-N 1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide Substances CCN=C=NCCCN(C)C LMDZBCPBFSXMTL-UHFFFAOYSA-N 0.000 claims description 5
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 5
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 claims description 5
- BDFJWKALVSRGSR-UHFFFAOYSA-N butan-1-ol;sodium Chemical compound [Na].CCCCO BDFJWKALVSRGSR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 4
- FPQQSJJWHUJYPU-UHFFFAOYSA-N 3-(dimethylamino)propyliminomethylidene-ethylazanium;chloride Chemical compound Cl.CCN=C=NCCCN(C)C FPQQSJJWHUJYPU-UHFFFAOYSA-N 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 4
- 239000007821 HATU Substances 0.000 claims description 4
- 229910017852 NH2NH2 Inorganic materials 0.000 claims description 4
- 229910002666 PdCl2 Inorganic materials 0.000 claims description 4
- 239000007868 Raney catalyst Substances 0.000 claims description 4
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims description 4
- 229910000564 Raney nickel Inorganic materials 0.000 claims description 4
- 239000012317 TBTU Substances 0.000 claims description 4
- CLZISMQKJZCZDN-UHFFFAOYSA-N [benzotriazol-1-yloxy(dimethylamino)methylidene]-dimethylazanium Chemical compound C1=CC=C2N(OC(N(C)C)=[N+](C)C)N=NC2=C1 CLZISMQKJZCZDN-UHFFFAOYSA-N 0.000 claims description 4
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 claims description 4
- VZTDIZULWFCMLS-UHFFFAOYSA-N ammonium formate Chemical compound [NH4+].[O-]C=O VZTDIZULWFCMLS-UHFFFAOYSA-N 0.000 claims description 4
- OVEHNNQXLPJPPL-UHFFFAOYSA-N lithium;n-propan-2-ylpropan-2-amine Chemical compound [Li].CC(C)NC(C)C OVEHNNQXLPJPPL-UHFFFAOYSA-N 0.000 claims description 4
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 claims description 4
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Substances C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 4
- 239000012279 sodium borohydride Substances 0.000 claims description 4
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 4
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 claims description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 claims description 3
- 230000008025 crystallization Effects 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 239000012046 mixed solvent Substances 0.000 claims description 3
- 235000011181 potassium carbonates Nutrition 0.000 claims description 3
- 235000017550 sodium carbonate Nutrition 0.000 claims description 3
- 229940005605 valeric acid Drugs 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 claims description 2
- 235000011118 potassium hydroxide Nutrition 0.000 claims description 2
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 claims 2
- SORGEQQSQGNZFI-UHFFFAOYSA-N [azido(phenoxy)phosphoryl]oxybenzene Chemical compound C=1C=CC=CC=1OP(=O)(N=[N+]=[N-])OC1=CC=CC=C1 SORGEQQSQGNZFI-UHFFFAOYSA-N 0.000 claims 2
- GUUNMTFSWQFNCZ-UHFFFAOYSA-I C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.[K+].[C+4].C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.C(C=1C(C(=O)[O-])=CC=CC1)(=O)O Chemical compound C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.[K+].[C+4].C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.C(C=1C(C(=O)[O-])=CC=CC1)(=O)O.C(C=1C(C(=O)[O-])=CC=CC1)(=O)O GUUNMTFSWQFNCZ-UHFFFAOYSA-I 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229940113088 dimethylacetamide Drugs 0.000 claims 1
- YWOITFUKFOYODT-UHFFFAOYSA-N methanol;sodium Chemical compound [Na].OC YWOITFUKFOYODT-UHFFFAOYSA-N 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 3
- NMOOIAYQMKTIKS-UHFFFAOYSA-N 1-ethyl-4-(pyridin-3-ylmethyl)piperazine Chemical compound C1CN(CC)CCN1CC1=CC=CN=C1 NMOOIAYQMKTIKS-UHFFFAOYSA-N 0.000 abstract description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 abstract description 2
- 239000003814 drug Substances 0.000 abstract description 2
- 239000002085 irritant Substances 0.000 abstract description 2
- 231100000021 irritant Toxicity 0.000 abstract description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 231100000331 toxic Toxicity 0.000 abstract description 2
- 230000002588 toxic effect Effects 0.000 abstract description 2
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- BDNKZNFMNDZQMI-UHFFFAOYSA-N 1,3-diisopropylcarbodiimide Chemical compound CC(C)N=C=NC(C)C BDNKZNFMNDZQMI-UHFFFAOYSA-N 0.000 description 3
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 3
- 238000005160 1H NMR spectroscopy Methods 0.000 description 3
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 3
- BGRWYRAHAFMIBJ-UHFFFAOYSA-N diisopropylcarbodiimide Natural products CC(C)NC(=O)NC(C)C BGRWYRAHAFMIBJ-UHFFFAOYSA-N 0.000 description 3
- 238000002330 electrospray ionisation mass spectrometry Methods 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- GNFWMEFWZWXLIN-UHFFFAOYSA-N 2-bromopyridine-3-carbaldehyde Chemical compound BrC1=NC=CC=C1C=O GNFWMEFWZWXLIN-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- JFBZPFYRPYOZCQ-UHFFFAOYSA-N [Li].[Al] Chemical compound [Li].[Al] JFBZPFYRPYOZCQ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000004440 column chromatography Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 239000003480 eluent Substances 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000004128 high performance liquid chromatography Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 235000002639 sodium chloride Nutrition 0.000 description 2
- 239000012321 sodium triacetoxyborohydride Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
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- 238000012360 testing method Methods 0.000 description 2
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/72—Nitrogen atoms
- C07D213/73—Unsubstituted amino or imino radicals
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/81—Amides; Imides
- C07D213/82—Amides; Imides in position 3
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- Chemical & Material Sciences (AREA)
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- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
本发明属于医药化工领域,具体而言涉及一种Abemaciclib中间体的制备方法。本发明的制备方法,通过先后还原5‑(4‑乙基哌嗪‑1‑羰基)‑2‑硝基吡啶的硝基和羰基,从而得到Abemaciclib中间体5‑(4‑乙基‑哌嗪‑1‑基甲基)‑吡啶‑2‑基胺,该方法所用原料和试剂容易获得,反应条件温和,避免使用有毒、有刺激性和强腐蚀性试剂,绿色环保,制备简单易操作,所得产品具有高收率和高纯度,特别适合工业化生产。
Description
技术领域
本发明属于医药化工领域,具体而言涉及一种Abemaciclib中间体的制备方法。
背景技术
Abemaciclib,化学名为[5-(4-乙基-哌嗪-1-基甲基)-吡啶-2-基]-[5-氟-4-(7-氟-3-异丙基-2-甲基-3H-苯并咪唑-5-基)-嘧啶-2-基]-胺,是由礼来公司开发的CDK4/6抑制剂,用于口服治疗乳腺癌。
CN102264725A公开了Abemaciclib及其中间体5-(4-乙基-哌嗪-1-基甲基)-吡啶-2-基胺(式Ⅰ)的制备方法,该中间体制备方法如下:
在三乙酰氧基硼氢化钠存在下,6-溴-吡啶-3-甲醛与N-乙基哌嗪在二氯甲烷中反应得到1-(6-溴-吡啶-3-基甲基)-4-乙基-哌嗪,然后进一步在氧化亚铜、甲醇和液氨的条件下制备得到式Ⅰ化合物,或者1-(6-溴-吡啶-3-基甲基)-4-乙基-哌嗪在2-(二环己基膦基)联苯、三(二亚苄基丙酮)二钯、四氢呋喃以及1,1,1,3,3,3-六甲基-二硅氮烷锂的存在下反应,再经过一系列后续处理制备得到式Ⅰ化合物。
按照上述文献公开的方法,在实际制备过程中,第一步反应残留大量原料,反应不易进行,且6-溴-吡啶-3-甲醛容易被三乙酰氧基硼氢化钠还原成醇,产品收率较低;第二步反应的第一种方法需要用到具有强烈刺激性气味、腐蚀性强且容易挥发的液氨,反应条件苛刻,收率较低,第二种方法所用试剂复杂,并且反应液的后续处理十分繁琐,收率也较低,不适应工业化生产。因此仍需制备式Ⅰ化合物的新方法,以适应工业化生产的需求。
发明内容
一方面,本发明提供一种式Ⅰ化合物的制备方法,包括如下步骤:
(1)在催化剂和氢源存在下,式Ⅲ化合物进行反应制备式Ⅳ化合物,
(2)在还原剂的存在下,式Ⅳ化合物进行反应制备式Ⅰ化合物,
其中步骤(1)所述催化剂选自Pd(OH)2/C、Pd/C、PdCl2、Pd(OAc)2、Pd(OH)2或Raney镍,优选为Pd/C,
其中步骤(1)所述氢源选自H2、HCOOH、HCOONH4、NH2NH2或环已烯,优选为H2,
其中步骤(1)中式Ⅲ化合物与催化剂的质量比为1:0.001-100,优选为1:0.01-1,最优选为1:0.0125,
其中步骤(1)可以根据需要选择合适的溶剂进行反应,所述溶剂选自水、甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、叔丁醇、1,4-二氧六环、甲酸、乙酸、丁酸、戊酸、丙酮、丁酮、戊酮、环戊酮、己酮、环己酮、乙醚、乙酸乙酯、乙酸丁酯、四氢呋喃、乙腈、苯、甲苯、二甲苯、DMF、DMAC或DMSO的一种或几种,优选为甲醇或乙醇的一种或两种,最优选为甲醇,
其中步骤(1)可以在加热的条件下进行,在本发明的一个具体实施方案中,加热至50℃,
任选的,步骤(1)可以在加压或者常压条件下进行,
其中步骤(2)所述还原剂选自氢化锂铝、硼氢化钠、乙硼烷或异丙醇铝,优选为氢化锂铝,
其中步骤(2)可以根据需要选择合适的溶剂进行反应,所述溶剂选自四氢呋喃、二氯甲烷、三氯甲烷、四氯化碳、甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、叔丁醇、1,4-二氧六环、丙酮、丁酮、戊酮、环戊酮、己酮、环己酮、乙腈、苯、甲苯、二甲苯、N,N-二甲基甲酰胺、N,N-二甲基乙酰胺或二甲基亚砜的一种或几种,优选为四氢呋喃,
其中步骤(2)中式Ⅳ化合物与还原剂的摩尔比为1:1-100,优选为1:1-10,最优选为1:4,
其中步骤(2)可以根据需要选择合适的反应温度,所述反应温度为-20~20℃,优选为-5~5℃,最优选为0℃,
任选的,步骤(2)可以在氮气或氩气的保护下进行,在本发明的一个具体实施方式中,所述反应是在氮气的保护下进行的,
其中步骤(2)还可以进一步包括如下步骤:
i.反应结束后向反应液中加入碱,
ii.用与水不混溶的有机溶剂萃取,
iii.纯化,
其中所述碱选自氢氧化钠、氢氧化钾、甲醇钠、乙醇钠、正丙醇钠、异丙醇钠、正丁醇钠、叔丁醇钠、N,N-二异丙基乙胺、三乙胺、二乙胺、乙二胺、碳酸铯、碳酸锂、氢化钠、氨基钠、丁基锂、叔丁醇锂、二异丙基胺基锂、碳酸钠、碳酸钾、醋酸钠、醋酸钾、碳酸氢钠或碳酸氢钾中的一种或多种,优选为氢氧化钠,
其中加入碱时的温度为-20~20℃,优选为-5~5℃,最优选为0℃,
其中所述与水不混溶的有机溶剂包括但不限于乙酸乙酯、乙酸丁酯、二氯甲烷、三氯甲烷或乙醚等,在本发明的一个具体实施方案中,所述与水不混溶的有机溶剂为二氯甲烷,
其中所述纯化包括结晶纯化或柱层析纯化,在本发明的一个具体的实施方式中,所述纯化为柱层析纯化,其中柱层析纯化所用的流动相为二氯甲烷和甲醇的混合溶剂,
另一方面,本发明提供了一种式Ⅲ化合物的制备方法,包括:式Ⅱ化合物和N-乙基哌嗪在缩合剂和碱的存在下进行反应制备式Ⅲ化合物,
其中所述缩合剂选自PyBOP(六氟磷酸苯并三唑-1-基-氧基三吡咯烷基)、BOP(苯并三氮唑-1-基氧基三(二甲基氨基)磷鎓六氟磷酸盐)、PyAOP((3H-1,2,3-三唑并[4,5-b]吡啶-3-氧基)三-1-吡咯烷基鏻六氟磷酸盐)、HATU(2-(7-偶氮苯并三氮唑)-N,N,N',N'-四甲基脲六氟磷酸酯)、HBTU(O-苯并三氮唑-四甲基脲六氟磷酸酯)、HCTU(6-氯苯并三氮唑-1,1,3,3-四甲基脲六氟磷酸酯)、TBTU(O-苯并三氮唑-N,N,N',N'-四甲基脲四氟硼酸)、TSTU(2-琥珀酰亚胺基-1,1,3,3-四甲基脲四氟硼酸酯)、DPPA(叠氮磷酸二苯酯)、DCC(二环已基碳二亚胺)、DIC(二异丙基碳二亚胺)或EDCI(1-(3-二甲胺基丙基)-3-乙基碳二亚胺)的一种或几种,优选为PyBOP,
其中所述碱选自N,N-二异丙基乙胺、三乙胺、二乙胺、乙二胺、甲醇钠、乙醇钠、正丙醇钠、异丙醇钠、正丁醇钠、叔丁醇钠、碳酸铯、碳酸锂、氢化钠、氨基钠、丁基锂、叔丁醇锂、二异丙基氨基锂、氢氧化钠、氢氧化钾、碳酸钠、碳酸钾、醋酸钠、醋酸钾、碳酸氢钠或碳酸氢钾的一种或多种,优选为N,N-二异丙基乙胺或三乙胺的一种或两种,最优选为N,N-二异丙基乙胺,
其中式Ⅱ化合物、N-乙基哌嗪和缩合剂的摩尔比为1:0.01-100:0.01-100,优选为1:0.1-10:0.1-10,最优选为1:1.2:1.1,
其中式Ⅲ化合物的制备可以根据需要选择合适的溶剂进行反应,所述溶剂选自水、甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、叔丁醇、1,4-二氧六环、甲酸、乙酸、丁酸、戊酸、丙酮、丁酮、戊酮、环戊酮、己酮、环己酮、乙醚、乙酸乙酯、乙酸丁酯、四氢呋喃、乙腈、苯、甲苯、二甲苯、DMF、DMAC或DMSO的一种或几种,优选为DMF,
其中所述反应可以选择合适的反应温度进行,在本发明的一个具体实施方案中,反应温度为25℃,
其中所述反应还可以进一步包括如下步骤:
i.反应液中加入水,
ii.用与水不混溶的有机溶剂萃取,
iii.纯化,
其中所述与水不混溶的有机溶剂包括但不限于乙酸乙酯、乙酸丁酯、二氯甲烷、三氯甲烷、乙醚等,在本发明的一个具体实施方案中,所述与水不混溶的有机溶剂为乙酸乙酯,
其中所述纯化包括结晶纯化或柱层析纯化,在本发明的一个具体的实施方式中,所述纯化为柱层析纯化,其中柱层析纯化所用的流动相为二氯甲烷和甲醇的混合溶剂,
其中式Ⅱ化合物可以通过市售获得,也可以通过现有技术的方法制备。
又一方面,本发明提供了式Ⅰ化合物的制备方法,包括如下步骤:
(1)式Ⅱ化合物和N-乙基哌嗪在缩合剂和碱的存在下进行反应制备式Ⅲ化合物,
(2)在催化剂和氢源存在下,式Ⅲ化合物进行反应制备式Ⅳ化合物,
(3)在还原剂的存在下,式Ⅳ化合物进行反应制备式Ⅰ化合物,
其中步骤(1)所述缩合剂选自PyBOP、BOP、PyAOP、HATU、HBTU、HCTU、TBTU、TSTU、DPPA、DCC、DIC或EDCI的一种或几种,优选为PyBOP,
其中步骤(1)所述碱选自N,N-二异丙基乙胺、三乙胺、二乙胺、乙二胺、甲醇钠、乙醇钠、正丙醇钠、异丙醇钠、正丁醇钠、叔丁醇钠、碳酸铯、碳酸锂、氢化钠、氨基钠、丁基锂、叔丁醇锂、二异丙基氨基锂、氢氧化钠、氢氧化钾、碳酸钠、碳酸钾、醋酸钠、醋酸钾、碳酸氢钠或碳酸氢钾的一种或多种,优选为N,N-二异丙基乙胺或三乙胺的一种或两种,最优选为N,N-二异丙基乙胺,
其中步骤(1)的式Ⅱ化合物、N-乙基哌嗪和缩合剂的摩尔比为1:0.01-100:0.01-100,优选为1:0.1-10:0.1-10,最优选为1:1.2:1.1,
其中步骤(2)所述催化剂选自Pd(OH)2/C、Pd/C、PdCl2、Pd(OAc)2、Pd(OH)2或Raney镍,优选为Pd/C,
其中步骤(2)所述氢源选自H2、HCOOH、HCOONH4、NH2NH2或环已烯,优选为H2,
其中步骤(2)中式Ⅲ化合物与催化剂的质量比为1:0.001-100,优选为1:0.01-1,最优选为1:0.0125,
其中步骤(3)所述还原剂选自氢化锂铝、硼氢化钠、乙硼烷或异丙醇铝,优选为氢化锂铝,
其中步骤(3)中式Ⅳ化合物与还原剂的摩尔比为1:1-100,优选为1:1-10,最优选为1:4,
再一方面,本发明提供了式Ⅲ化合物或其药学上可接受的盐,
还一方面,本发明提供了式Ⅲ化合物或其药学上可接受的盐在制备5-(4-乙基-哌嗪-1-基甲基)-吡啶-2-基胺的用途。
本发明的制备方法,通过先后还原式Ⅲ化合物的硝基和羰基,从而得到式Ⅰ化合物,该方法所用原料和试剂容易获得,反应条件温和,避免使用有毒、有刺激性和强腐蚀性试剂,绿色环保,制备简单易操作,所得产品具有高收率和高纯度,特别适合工业化生产。
具体实施方式
本发明通过以下实施例,它们仅仅是实施例,并不限制本发明,凡是基于本发明所实现的技术,均属于本发明的范围。
HPLC检测条件如下:
色谱柱:Waters XBridgeTM C184.6*250mm 5μm
流动相A:0.03%氨水
流动相B:甲醇
线性梯度洗脱,程序如下:
波长:270nm
柱温:30℃
流速:1.0ml/min
进样量:10μl
溶剂:0.50mg/ml(50%甲醇)
供试品溶液的配制:取供试品,精密称取适量,加溶剂溶解并稀释制成1mg/ml的溶液,作为供试品溶液。
实施例1 5-(4-乙基哌嗪-1-羰基)-2-硝基吡啶(式Ⅲ化合物)的制备
500ml反应器中加入6-硝基烟酸(10g,59.5mmol)、N-乙基哌嗪(8.15g,71.4mmol)、N,N-二异丙基乙胺(15.37g,119.0mmol)和DMF(100ml)。搅拌下将反应体系温度降至0℃。向反应液中缓慢加入PyBOP(34.05g,65.5mmol),反应液缓慢溶清。PyBOP加毕继续反应30分钟,将反应液温度升至25℃。反应2小时后停止反应,向反应体系中缓慢加入500ml水,析出固体,加入乙酸乙酯萃取三次(每次200ml),分离所得的有机相用饱和食盐水洗涤、无水硫酸钠干燥、过滤、真空浓缩并通过柱色谱纯化(200~300目硅胶,二氯甲烷:甲醇=200:1,150:1,100:1梯度洗脱,收集单一产物斑点洗脱液,浓缩),得到标题化合物13.4g,收率:85.4%。
ESI-MS[M+H]+:265.1297。
1H NMR(400MHz,DMSO-d6):δ8.71(d,J=2Hz,1H),8.38(d,J=8Hz,1H),8.29(dd,J=8,2Hz,1H),3.66-3.47(m,4H),2.34-2.51(m,6H),1.00(t,J=7.2Hz,3H)。
13C NMR(80MHz,DMSO-d6):δ165.23,156.65,147.42,139.79,137.86,118.76,52.74,52.15,51.85,47.45,12.21。
实施例2 5-(4-乙基哌嗪-1-羰基)吡啶-2-胺(式Ⅳ化合物)的制备
100ml反应器中加入式Ⅲ化合物(10g,37.84mmol),10%Pd/C(2.5g,含50%的水,1.2mmol),甲醇(250ml)。搅拌下将反应体系温度升至50℃常压加氢。反应2小时后停止反应,过滤,甲醇(10ml)冲洗滤饼,浓缩滤液,得到式Ⅳ化合物7.5g,收率:84.3%。
ESI-MS[M+H]+:235.1537。
1H NMR(300MHz,DMSO-d6):δ7.99(d,J=1.5Hz,1H),7.42(dd,J=8.5,1.5Hz,1H),6.43(d,J=8.5Hz,1H),6.36(s,2H),3.49(m,4H),2.30-2.50(m,6H),0.99(t,J=7.2Hz,3H)。
13C NMR(75MHz,DMSO-d6):δ167.87,160.44,147.83,136.71,118.82,106.71,52.29,51.40,44.77,11.78。
实施例3 5-(4-乙基-哌嗪-1-基甲基)-吡啶-2-基胺(式Ⅰ化合物)的制备
100ml反应器中加入四氢呋喃(50ml),氮气保护下将反应体系温度降至0℃,先将氢化铝锂(3.1g,85.2mmol)加入至四氢呋喃中,随后加入式Ⅳ化合物(5.0g,21.3mmol),0℃反应3小时后停止反应,0℃下缓慢滴加1N氢氧化钠,搅拌,无气体放出。二氯甲烷萃取三次(每次50ml)。分离所得的有机相用饱和氯化钠溶液洗涤、无水硫酸钠干燥、过滤、真空浓缩并通过柱色谱纯化(200~300目硅胶,二氯甲烷:甲醇=200:1,150:1,100:1梯度洗脱,收集单一产物斑点洗脱液,浓缩),得到固体4.1g,收率:87.2%,HPLC纯度97.2%(面积归一化法)。
ESI-MS[M+H]+:221.1771。
1H NMR(400MHz,DMSO-d6):δ7.75(d,J=2.4Hz,1H),7.26(dd,J=8.4,2.4Hz,1H),6.39(d,J=8.4Hz,1H),5.79(s,2H),3.24(m,2H),2.25-2.51(m,10H),0.96(t,J=7.2Hz,3H)。
13C NMR(80MHz,DMSO-d6):δ159.45,148.47,138.58,121.26,108.02,59.61,52.82,52.05,12.48。
Claims (51)
1.一种式Ⅰ化合物的制备方法,包括如下步骤:
(1)在催化剂和氢源存在下,式Ⅲ化合物进行反应制备式Ⅳ化合物,
(2)在还原剂的存在下,式Ⅳ化合物进行反应制备式Ⅰ化合物,
其中步骤(1)所述催化剂选自Pd(OH)2/C、Pd/C、PdCl2、Pd(OAc)2、Pd(OH)2或Raney镍,
其中步骤(1)所述氢源选自H2、HCOOH、HCOONH4、NH2NH2或环已烯,其中步骤(2)所述还原剂选自氢化锂铝、硼氢化钠、乙硼烷或异丙醇铝。
2.权利要求1的制备方法,其中步骤(1)所述催化剂选自Pd/C。
3.权利要求1的制备方法,其中步骤(1)所述氢源选自H2。
4.权利要求1的制备方法,其中式Ⅲ化合物与催化剂的质量比为1:0.001-100。
5.权利要求4的制备方法,其中式Ⅲ化合物与催化剂的质量比为1:0.01-1。
6.权利要求5的制备方法,其中式Ⅲ化合物与催化剂的质量比为1:0.0125。
7.权利要求1的制备方法,其中步骤(1)在溶剂中进行反应,所述溶剂选自水、甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、叔丁醇、1,4-二氧六环、甲酸、乙酸、丁酸、戊酸、丙酮、丁酮、戊酮、环戊酮、己酮、环己酮、乙醚、乙酸乙酯、乙酸丁酯、四氢呋喃、乙腈、苯、甲苯、二甲苯、DMF、DMAC或DMSO的一种或几种。
8.权利要求7的制备方法,其中所述溶剂选自甲醇或乙醇的一种或两种。
9.权利要求8的制备方法,其中所述溶剂选自甲醇。
10.权利要求1的制备方法,其中步骤(1)在加热的条件下进行。
11.权利要求10的制备方法,其中步骤(1)加热至50℃。
12.权利要求1的制备方法,其中步骤(1)在加压或者常压条件下进行。
13.权利要求1的制备方法,其中步骤(2)所述还原剂选自氢化锂铝。
14.权利要求1的制备方法,其中步骤(2)在溶剂中进行反应,所述溶剂选自四氢呋喃、二氯甲烷、三氯甲烷、四氯化碳、甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、叔丁醇、1,4-二氧六环、丙酮、丁酮、戊酮、环戊酮、己酮、环己酮、乙腈、苯、甲苯、二甲苯、N,N-二甲基甲酰胺、N,N-二甲基乙酰胺或二甲基亚砜的一种或几种。
15.权利要求14的制备方法,其中所述溶剂选自四氢呋喃。
16.权利要求1的制备方法,其中步骤(2)中式Ⅳ化合物与还原剂的摩尔比为1:1-100。
17.权利要求16的制备方法,其中步骤(2)中式Ⅳ化合物与还原剂的摩尔比为1:1-10。
18.权利要求17的制备方法,其中步骤(2)中式Ⅳ化合物与还原剂的摩尔比为1:1-4。
19.权利要求1的制备方法,其中步骤(2)的反应温度为-20~20℃。
20.权利要求19的制备方法,其中步骤(2)的反应温度为-5~5℃。
21.权利要求20的制备方法,其中步骤(2)的反应温度为0℃。
22.权利要求1的制备方法,其中步骤(2)进一步包括如下步骤:
i.反应结束后向反应液中加入碱,
ii.用与水不混溶的有机溶剂萃取,
iii.纯化。
23.权利要求22的制备方法,其中步骤i中所述碱选自氢氧化钠、氢氧化钾、甲醇钠、乙醇钠、正丙醇钠、异丙醇钠、正丁醇钠、叔丁醇钠、N,N-二异丙基乙胺、三乙胺、二乙胺、乙二胺、碳酸铯、碳酸锂、氢化钠、氨基钠、丁基锂、叔丁醇锂、二异丙基胺基锂、碳酸钠、碳酸钾、醋酸钠、醋酸钾、碳酸氢钠或碳酸氢钾中的一种或多种。
24.权利要求23的制备方法,其中步骤i中所述碱选自氢氧化钠。
25.权利要求24的制备方法,其中步骤i加入碱时的温度为-20~20℃。
26.权利要求25的制备方法,其中步骤i加入碱时的温度为-5~5℃。
27.权利要求26的制备方法,其中步骤i加入碱时的温度为0℃。
28.权利要求22的制备方法,其中步骤ii中所述与水不混溶的有机溶剂选自乙酸乙酯、乙酸丁酯、二氯甲烷、三氯甲烷或乙醚。
29.权利要求28的制备方法,其中步骤ii中所述与水不混溶的有机溶剂选自二氯甲烷。
30.权利要求22的制备方法,其中步骤iii中所述纯化选自结晶纯化或柱层析纯化。
31.权利要求30的制备方法,其中步骤iii中所述纯化选自柱层析纯化。
32.权利要求31的制备方法,其中步骤iii中所述柱层析纯化所用的流动相为二氯甲烷和甲醇的混合溶剂。
33.权利要求1-32中任一项的制备方法,进一步包括:式Ⅱ化合物和N-乙基哌嗪在缩合剂和碱的存在下进行反应制备式Ⅲ化合物,
其中所述缩合剂选自PyBOP、BOP、PyAOP、HATU、HBTU、HCTU、TBTU、TSTU、DPPA、DCC、DIC或EDCI的一种或几种,
其中制备式Ⅲ化合物的所述碱选自N,N-二异丙基乙胺、三乙胺、二乙胺、乙二胺、甲醇钠、乙醇钠、正丙醇钠、异丙醇钠、正丁醇钠、叔丁醇钠、碳酸铯、碳酸锂、氢化钠、氨基钠、丁基锂、叔丁醇锂、二异丙基氨基锂、氢氧化钠、氢氧化钾、碳酸钠、碳酸钾、醋酸钠、醋酸钾、碳酸氢钠或碳酸氢钾的一种或多种。
34.权利要求33的制备方法,其中所述缩合剂选自PyBOP。
35.权利要求33的制备方法,其中制备式Ⅲ化合物的所述碱选自N,N-二异丙基乙胺或三乙胺的一种或两种。
36.权利要求35的制备方法,其中制备式Ⅲ化合物的所述碱选自N,N-二异丙基乙胺。
37.权利要求33的制备方法,其中式Ⅱ化合物、N-乙基哌嗪和缩合剂的摩尔比为1:0.01-100:0.01-100。
38.权利要求37的制备方法,其中式Ⅱ化合物、N-乙基哌嗪和缩合剂的摩尔比为1:0.1-10:0.1-10。
39.权利要求38的制备方法,其中式Ⅱ化合物、N-乙基哌嗪和缩合剂的摩尔比为1:1.2:1.1。
40.权利要求33的制备方法,其中制备式Ⅲ化合物在溶剂中进行,所述溶剂选自水、甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、叔丁醇、1,4-二氧六环、甲酸、乙酸、丁酸、戊酸、丙酮、丁酮、戊酮、环戊酮、己酮、环己酮、乙醚、乙酸乙酯、乙酸丁酯、四氢呋喃、乙腈、苯、甲苯、二甲苯、DMF、DMAC或DMSO的一种或几种。
41.权利要求40的制备方法,其中制备式Ⅲ化合物的所述溶剂选自DMF。
42.权利要求33的制备方法,其中制备式Ⅲ化合物的反应温度为25℃。
43.权利要求33的制备方法,其中制备式Ⅲ化合物进一步包括如下步骤:
i.反应液中加入水,
ii.用与水不混溶的有机溶剂萃取,
iii.纯化。
44.权利要求43的制备方法,其中制备式Ⅲ化合物的步骤ii中所述与水不混溶的有机溶剂选自乙酸乙酯、乙酸丁酯、二氯甲烷、三氯甲烷或乙醚。
45.权利要求44的制备方法,其中制备式Ⅲ化合物的步骤ii中所述与水不混溶的有机溶剂选自乙酸乙酯。
46.一种式Ⅰ化合物的制备方法,包括如下步骤:
(1)式Ⅱ化合物和N-乙基哌嗪在缩合剂和碱的存在下进行反应制备式Ⅲ化合物,
(2)在催化剂和氢源存在下,式Ⅲ化合物进行反应制备式Ⅳ化合物,
(3)在还原剂的存在下,式Ⅳ化合物进行反应制备式Ⅰ化合物,
其中步骤(1)所述缩合剂选自PyBOP、BOP、PyAOP、HATU、HBTU、HCTU、TBTU、TSTU、DPPA、DCC、DIC或EDCI的一种或几种,
其中步骤(1)所述碱选自N,N-二异丙基乙胺、三乙胺、二乙胺、乙二胺、甲醇钠、乙醇钠、正丙醇钠、异丙醇钠、正丁醇钠、叔丁醇钠、碳酸铯、碳酸锂、氢化钠、氨基钠、丁基锂、叔丁醇锂、二异丙基氨基锂、氢氧化钠、氢氧化钾、碳酸钠、碳酸钾、醋酸钠、醋酸钾、碳酸氢钠或碳酸氢钾的一种或多种,
其中步骤(2)所述催化剂选自Pd(OH)2/C、Pd/C、PdCl2、Pd(OAc)2、Pd(OH)2或Raney镍,
其中步骤(2)所述氢源选自H2、HCOOH、HCOONH4、NH2NH2或环已烯,
其中步骤(3)所述还原剂选自氢化锂铝、硼氢化钠、乙硼烷或异丙醇铝。
47.权利要求46的制备方法,其中步骤(1)的式Ⅱ化合物、N-乙基哌嗪和缩合剂的摩尔比为1:0.01-100:0.01-100。
48.权利要求46的制备方法,其中步骤(2)中式Ⅲ化合物与催化剂的质量比为1:0.001-100。
49.权利要求46的制备方法,其中步骤(3)中式Ⅳ化合物与还原剂的摩尔比为1:1-100。
50.式Ⅲ化合物或其药学上可接受的盐,
51.权利要求50的化合物或其药学上可接受的盐用于制备5-(4-乙基-哌嗪-1-基甲基)-吡啶-2-基胺的用途。
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