CN102260213A - 一种托伐普坦的制备方法 - Google Patents
一种托伐普坦的制备方法 Download PDFInfo
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- CN102260213A CN102260213A CN2011101450026A CN201110145002A CN102260213A CN 102260213 A CN102260213 A CN 102260213A CN 2011101450026 A CN2011101450026 A CN 2011101450026A CN 201110145002 A CN201110145002 A CN 201110145002A CN 102260213 A CN102260213 A CN 102260213A
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- chloro
- benzo
- aza
- tetrahydrochysene
- acid
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- GYHCTFXIZSNGJT-UHFFFAOYSA-N tolvaptan Chemical compound CC1=CC=CC=C1C(=O)NC(C=C1C)=CC=C1C(=O)N1C2=CC=C(Cl)C=C2C(O)CCC1 GYHCTFXIZSNGJT-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229960001256 tolvaptan Drugs 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 21
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 41
- 238000006243 chemical reaction Methods 0.000 claims description 32
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 24
- -1 4-trifluoromethyl benzenesulfonyl Chemical group 0.000 claims description 19
- QAEDZJGFFMLHHQ-UHFFFAOYSA-N trifluoroacetic anhydride Chemical compound FC(F)(F)C(=O)OC(=O)C(F)(F)F QAEDZJGFFMLHHQ-UHFFFAOYSA-N 0.000 claims description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 12
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical group CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 10
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 10
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 claims description 10
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 230000002829 reductive effect Effects 0.000 claims description 8
- JVSFQJZRHXAUGT-UHFFFAOYSA-N 2,2-dimethylpropanoyl chloride Chemical compound CC(C)(C)C(Cl)=O JVSFQJZRHXAUGT-UHFFFAOYSA-N 0.000 claims description 7
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 7
- 150000004678 hydrides Chemical class 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 7
- WCYRUCXDSCTRMF-UHFFFAOYSA-N CC1=CC=CC=C1NC1=CC=C(C(O)=O)C(C)=C1 Chemical compound CC1=CC=CC=C1NC1=CC=C(C(O)=O)C(C)=C1 WCYRUCXDSCTRMF-UHFFFAOYSA-N 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- 150000008065 acid anhydrides Chemical class 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 230000007062 hydrolysis Effects 0.000 claims description 5
- 238000006460 hydrolysis reaction Methods 0.000 claims description 5
- 239000005051 trimethylchlorosilane Substances 0.000 claims description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 4
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 claims description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 4
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 4
- 239000012279 sodium borohydride Substances 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 238000006555 catalytic reaction Methods 0.000 claims description 3
- 239000007810 chemical reaction solvent Substances 0.000 claims description 3
- DGMOBVGABMBZSB-UHFFFAOYSA-N 2-methylpropanoyl chloride Chemical compound CC(C)C(Cl)=O DGMOBVGABMBZSB-UHFFFAOYSA-N 0.000 claims description 2
- YOETUEMZNOLGDB-UHFFFAOYSA-N 2-methylpropyl carbonochloridate Chemical compound CC(C)COC(Cl)=O YOETUEMZNOLGDB-UHFFFAOYSA-N 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- 229910010082 LiAlH Inorganic materials 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- IKGVUSUSXIQOSW-UHFFFAOYSA-N [4-(trifluoromethyl)phenyl]sulfonyl 4-(trifluoromethyl)benzenesulfonate Chemical compound C1=CC(C(F)(F)F)=CC=C1S(=O)(=O)OS(=O)(=O)C1=CC=C(C(F)(F)F)C=C1 IKGVUSUSXIQOSW-UHFFFAOYSA-N 0.000 claims description 2
- GHVZOJONCUEWAV-UHFFFAOYSA-N [K].CCO Chemical compound [K].CCO GHVZOJONCUEWAV-UHFFFAOYSA-N 0.000 claims description 2
- 150000001263 acyl chlorides Chemical class 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- AOGYCOYQMAVAFD-UHFFFAOYSA-N chlorocarbonic acid Chemical compound OC(Cl)=O AOGYCOYQMAVAFD-UHFFFAOYSA-N 0.000 claims description 2
- PQLFROTZSIMBKR-UHFFFAOYSA-N ethenyl carbonochloridate Chemical compound ClC(=O)OC=C PQLFROTZSIMBKR-UHFFFAOYSA-N 0.000 claims description 2
- LWFWUJCJKPUZLV-UHFFFAOYSA-N n-trimethylsilylacetamide Chemical class CC(=O)N[Si](C)(C)C LWFWUJCJKPUZLV-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- IVRIRQXJSNCSPQ-UHFFFAOYSA-N propan-2-yl carbonochloridate Chemical compound CC(C)OC(Cl)=O IVRIRQXJSNCSPQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000376 reactant Substances 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims 2
- 239000002994 raw material Substances 0.000 abstract description 8
- 238000010511 deprotection reaction Methods 0.000 abstract description 3
- 230000006229 amino acid addition Effects 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 14
- 239000000243 solution Substances 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 239000012043 crude product Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000001035 drying Methods 0.000 description 6
- 238000005406 washing Methods 0.000 description 5
- 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
- 239000012141 concentrate Substances 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- LMDIDOFTXQERLH-UHFFFAOYSA-N 2-methyl-4-nitrobenzoyl chloride Chemical compound CC1=CC([N+]([O-])=O)=CC=C1C(Cl)=O LMDIDOFTXQERLH-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 3
- GPZXFICWCMCQPF-UHFFFAOYSA-N 2-methylbenzoyl chloride Chemical compound CC1=CC=CC=C1C(Cl)=O GPZXFICWCMCQPF-UHFFFAOYSA-N 0.000 description 2
- FMZMCEKXCHBLKI-UHFFFAOYSA-N 7-chloro-2,3,4,5-tetrahydro-1h-1-benzazepine Chemical compound N1CCCCC2=CC(Cl)=CC=C21 FMZMCEKXCHBLKI-UHFFFAOYSA-N 0.000 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 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 102100026383 Vasopressin-neurophysin 2-copeptin Human genes 0.000 description 2
- KBZOIRJILGZLEJ-LGYYRGKSSA-N argipressin Chemical compound C([C@H]1C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CSSC[C@@H](C(N[C@@H](CC=2C=CC(O)=CC=2)C(=O)N1)=O)N)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](CCCN=C(N)N)C(=O)NCC(N)=O)C1=CC=CC=C1 KBZOIRJILGZLEJ-LGYYRGKSSA-N 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000004440 column chromatography Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- BUZYGTVTZYSBCU-UHFFFAOYSA-N 1-(4-chlorophenyl)ethanone Chemical compound CC(=O)C1=CC=C(Cl)C=C1 BUZYGTVTZYSBCU-UHFFFAOYSA-N 0.000 description 1
- MPDGHEJMBKOTSU-YKLVYJNSSA-N 18beta-glycyrrhetic acid Chemical compound C([C@H]1C2=CC(=O)[C@H]34)[C@@](C)(C(O)=O)CC[C@]1(C)CC[C@@]2(C)[C@]4(C)CC[C@@H]1[C@]3(C)CC[C@H](O)C1(C)C MPDGHEJMBKOTSU-YKLVYJNSSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- WYKIVLYHNSLTKU-UHFFFAOYSA-N 2,2-dimethylpent-4-enoyl chloride Chemical compound ClC(=O)C(C)(C)CC=C WYKIVLYHNSLTKU-UHFFFAOYSA-N 0.000 description 1
- QOAHVMYUFDSBQW-UHFFFAOYSA-N 2-methylbenzamide Chemical compound CC1=CC=CC=C1C(N)=O.CC1=CC=CC=C1C(N)=O QOAHVMYUFDSBQW-UHFFFAOYSA-N 0.000 description 1
- 101800001144 Arg-vasopressin Proteins 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 206010019280 Heart failures Diseases 0.000 description 1
- 206010020919 Hypervolaemia Diseases 0.000 description 1
- 206010021036 Hyponatraemia Diseases 0.000 description 1
- 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 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- YKIOKAURTKXMSB-UHFFFAOYSA-N adams's catalyst Chemical compound O=[Pt]=O YKIOKAURTKXMSB-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 208000019425 cirrhosis of liver Diseases 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- JJKWXFGSWBDMRB-UHFFFAOYSA-N dichloromethane;(2,2,2-trifluoroacetyl) 2,2,2-trifluoroacetate Chemical compound ClCCl.FC(F)(F)C(=O)OC(=O)C(F)(F)F JJKWXFGSWBDMRB-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010977 jade Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- YTJSFYQNRXLOIC-UHFFFAOYSA-N octadecylsilane Chemical compound CCCCCCCCCCCCCCCCCC[SiH3] YTJSFYQNRXLOIC-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000008363 phosphate buffer Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000002464 receptor antagonist Substances 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 239000012991 xanthate Substances 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
Claims (10)
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CN 201110145002 CN102260213B (zh) | 2011-05-31 | 2011-05-31 | 一种托伐普坦的制备方法 |
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CN 201110145002 CN102260213B (zh) | 2011-05-31 | 2011-05-31 | 一种托伐普坦的制备方法 |
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CN102260213B CN102260213B (zh) | 2013-05-15 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104418803A (zh) * | 2013-08-21 | 2015-03-18 | 上海天慈生物谷生物工程有限公司 | 一种托伐普坦的制备方法 |
CN110274966A (zh) * | 2019-03-08 | 2019-09-24 | 常州市阳光药业有限公司 | 高效液相色谱法测定托伐普坦原料药中有关物质的方法 |
CN113277980A (zh) * | 2021-04-27 | 2021-08-20 | 南京海纳医药科技股份有限公司 | 托伐普坦杂质及其制备方法 |
CN117024377A (zh) * | 2023-08-15 | 2023-11-10 | 济南大学 | 一种2-氯-3,4-二对甲氧苯甲氧基-n-(2-(1-吡咯烷)乙基)苯甲酰胺的制备方法 |
Citations (2)
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CN101687805A (zh) * | 2007-06-26 | 2010-03-31 | 大塚制药株式会社 | 可用作血管加压素拮抗剂的苯并氮杂衍生物 |
CN102060769A (zh) * | 2010-12-20 | 2011-05-18 | 天津药物研究院 | 一种托伐普坦的制备方法 |
-
2011
- 2011-05-31 CN CN 201110145002 patent/CN102260213B/zh active Active
Patent Citations (2)
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CN101687805A (zh) * | 2007-06-26 | 2010-03-31 | 大塚制药株式会社 | 可用作血管加压素拮抗剂的苯并氮杂衍生物 |
CN102060769A (zh) * | 2010-12-20 | 2011-05-18 | 天津药物研究院 | 一种托伐普坦的制备方法 |
Non-Patent Citations (6)
Title |
---|
《Bioorganic & Medicinal Chemistry Letters》 20071001 Yasuhiro Torisawa,et al. "Aminocarbonylation route to tolvaptan" 第6455-6458页 1-10 第17卷, * |
《Bioorganic & Medicinal Chemistry》 20060616 Alejandro Cordero-Vargas,et al. "A flexible approach for the preparation of substituted benzazepines: Application to the synthesis of tolvaptan" 第6165-6173页 1-10 第14卷, * |
《Bioorganic & Medicinal Chemistry》 20101224 Kevin K.-C. Liu, et al. "Synthetic approaches to the 2009 new drugs" 第1136-1154页 1-10 第19卷, * |
ALEJANDRO CORDERO-VARGAS,ET AL.: ""A flexible approach for the preparation of substituted benzazepines: Application to the synthesis of tolvaptan"", 《BIOORGANIC & MEDICINAL CHEMISTRY》 * |
KEVIN K.-C. LIU, ET AL.: ""Synthetic approaches to the 2009 new drugs"", 《BIOORGANIC & MEDICINAL CHEMISTRY》 * |
YASUHIRO TORISAWA,ET AL.: ""Aminocarbonylation route to tolvaptan"", 《BIOORGANIC & MEDICINAL CHEMISTRY LETTERS》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104418803A (zh) * | 2013-08-21 | 2015-03-18 | 上海天慈生物谷生物工程有限公司 | 一种托伐普坦的制备方法 |
CN110274966A (zh) * | 2019-03-08 | 2019-09-24 | 常州市阳光药业有限公司 | 高效液相色谱法测定托伐普坦原料药中有关物质的方法 |
CN110274966B (zh) * | 2019-03-08 | 2022-01-18 | 常州市阳光药业有限公司 | 高效液相色谱法测定托伐普坦原料药中有关物质的方法 |
CN113277980A (zh) * | 2021-04-27 | 2021-08-20 | 南京海纳医药科技股份有限公司 | 托伐普坦杂质及其制备方法 |
CN117024377A (zh) * | 2023-08-15 | 2023-11-10 | 济南大学 | 一种2-氯-3,4-二对甲氧苯甲氧基-n-(2-(1-吡咯烷)乙基)苯甲酰胺的制备方法 |
CN117024377B (zh) * | 2023-08-15 | 2025-04-29 | 济南大学 | 一种2-氯-3,4-二对甲氧苯甲氧基-n-(2-(1-吡咯烷)乙基)苯甲酰胺的制备方法 |
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CN102260213B (zh) | 2013-05-15 |
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