CN105061393B - (s)‑(‑)‑3‑甲氨基‑1‑(2‑噻吩基)‑1‑丙醇的合成方法 - Google Patents
(s)‑(‑)‑3‑甲氨基‑1‑(2‑噻吩基)‑1‑丙醇的合成方法 Download PDFInfo
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- CN105061393B CN105061393B CN201510482578.XA CN201510482578A CN105061393B CN 105061393 B CN105061393 B CN 105061393B CN 201510482578 A CN201510482578 A CN 201510482578A CN 105061393 B CN105061393 B CN 105061393B
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- 125000000175 2-thienyl group Chemical group S1C([*])=C([H])C([H])=C1[H] 0.000 title claims abstract description 43
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 title abstract description 11
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 title abstract description 4
- 238000010189 synthetic method Methods 0.000 title description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 60
- 230000017858 demethylation Effects 0.000 claims abstract description 51
- 238000010520 demethylation reaction Methods 0.000 claims abstract description 51
- 239000003223 protective agent Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 21
- 239000003513 alkali Substances 0.000 claims abstract description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 101
- 239000003960 organic solvent Substances 0.000 claims description 82
- 238000006243 chemical reaction Methods 0.000 claims description 57
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 54
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 42
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 42
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 36
- 239000003153 chemical reaction reagent Substances 0.000 claims description 35
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 28
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 27
- 239000002253 acid Substances 0.000 claims description 27
- 239000011230 binding agent Substances 0.000 claims description 26
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 21
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 20
- 239000007864 aqueous solution Substances 0.000 claims description 18
- 239000004519 grease Substances 0.000 claims description 18
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 14
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 14
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 14
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 239000002585 base Substances 0.000 claims description 13
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 11
- 239000003208 petroleum Substances 0.000 claims description 11
- AHWALFGBDFAJAI-UHFFFAOYSA-N phenyl carbonochloridate Chemical group ClC(=O)OC1=CC=CC=C1 AHWALFGBDFAJAI-UHFFFAOYSA-N 0.000 claims description 11
- 239000000243 solution Substances 0.000 claims description 11
- 239000011259 mixed solution Substances 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- 230000035484 reaction time Effects 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 10
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 8
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 8
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- VGCXGMAHQTYDJK-UHFFFAOYSA-N Chloroacetyl chloride Chemical compound ClCC(Cl)=O VGCXGMAHQTYDJK-UHFFFAOYSA-N 0.000 claims description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 6
- 239000012044 organic layer Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000000967 suction filtration Methods 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- 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 4
- RIFGWPKJUGCATF-UHFFFAOYSA-N ethyl chloroformate Chemical compound CCOC(Cl)=O RIFGWPKJUGCATF-UHFFFAOYSA-N 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- ONIKNECPXCLUHT-UHFFFAOYSA-N 2-chlorobenzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1Cl ONIKNECPXCLUHT-UHFFFAOYSA-N 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 3
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims description 3
- QQKDTTWZXHEGAQ-UHFFFAOYSA-N propyl carbonochloridate Chemical compound CCCOC(Cl)=O QQKDTTWZXHEGAQ-UHFFFAOYSA-N 0.000 claims description 3
- SWWQQSDRUYSMAR-UHFFFAOYSA-N 1-[(4-hydroxyphenyl)methyl]-1,2,3,4-tetrahydroisoquinoline-6,7-diol;hydrochloride Chemical group Cl.C1=CC(O)=CC=C1CC1C2=CC(O)=C(O)C=C2CCN1 SWWQQSDRUYSMAR-UHFFFAOYSA-N 0.000 claims description 2
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 229910052739 hydrogen Inorganic materials 0.000 claims 2
- 239000001257 hydrogen Substances 0.000 claims 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- 239000011734 sodium Substances 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 125000003963 dichloro group Chemical group Cl* 0.000 claims 1
- IVRIRQXJSNCSPQ-UHFFFAOYSA-N propan-2-yl carbonochloridate Chemical compound CC(C)OC(Cl)=O IVRIRQXJSNCSPQ-UHFFFAOYSA-N 0.000 claims 1
- XHFLOLLMZOTPSM-UHFFFAOYSA-M sodium;hydrogen carbonate;hydrate Chemical compound [OH-].[Na+].OC(O)=O XHFLOLLMZOTPSM-UHFFFAOYSA-M 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 abstract 1
- 239000000047 product Substances 0.000 description 35
- 239000002994 raw material Substances 0.000 description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000003786 synthesis reaction Methods 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Natural products CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- 229960002496 duloxetine hydrochloride Drugs 0.000 description 5
- JFTURWWGPMTABQ-UHFFFAOYSA-N n,n-dimethyl-3-naphthalen-1-yloxy-3-thiophen-2-ylpropan-1-amine Chemical compound C=1C=CC2=CC=CC=C2C=1OC(CCN(C)C)C1=CC=CS1 JFTURWWGPMTABQ-UHFFFAOYSA-N 0.000 description 5
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 4
- 238000013517 stratification Methods 0.000 description 4
- WYJOVVXUZNRJQY-UHFFFAOYSA-N 2-Acetylthiophene Chemical compound CC(=O)C1=CC=CS1 WYJOVVXUZNRJQY-UHFFFAOYSA-N 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-M Butyrate Chemical compound CCCC([O-])=O FERIUCNNQQJTOY-UHFFFAOYSA-M 0.000 description 3
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 235000002639 sodium chloride Nutrition 0.000 description 3
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000006683 Mannich reaction Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 2
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- RKHQZMOCQHXUBC-UHFFFAOYSA-N phenol;potassium Chemical compound [K].OC1=CC=CC=C1 RKHQZMOCQHXUBC-UHFFFAOYSA-N 0.000 description 2
- NYGBMHDWGUNDMN-UHFFFAOYSA-N phenyl carbonochloridate;toluene Chemical compound CC1=CC=CC=C1.ClC(=O)OC1=CC=CC=C1 NYGBMHDWGUNDMN-UHFFFAOYSA-N 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical class [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- YIPWKFBLGUQCJW-UHFFFAOYSA-N CC1=CC=CC=C1.ClCC(=O)Cl Chemical compound CC1=CC=CC=C1.ClCC(=O)Cl YIPWKFBLGUQCJW-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 206010046543 Urinary incontinence Diseases 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- VEQOALNAAJBPNY-UHFFFAOYSA-N antipyrine Chemical compound CN1C(C)=CC(=O)N1C1=CC=CC=C1 VEQOALNAAJBPNY-UHFFFAOYSA-N 0.000 description 1
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- LVGZFRNZFWCPGO-UHFFFAOYSA-N chloromethane;toluene Chemical class ClC.CC1=CC=CC=C1 LVGZFRNZFWCPGO-UHFFFAOYSA-N 0.000 description 1
- 238000010511 deprotection reaction Methods 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000000468 ketone group Chemical group 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- LFETXMWECUPHJA-UHFFFAOYSA-N methanamine;hydrate Chemical compound O.NC LFETXMWECUPHJA-UHFFFAOYSA-N 0.000 description 1
- NQMRYBIKMRVZLB-UHFFFAOYSA-N methylamine hydrochloride Chemical compound [Cl-].[NH3+]C NQMRYBIKMRVZLB-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/14—Radicals substituted by singly bound hetero atoms other than halogen
- C07D333/20—Radicals substituted by singly bound hetero atoms other than halogen by nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
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CN201510482578.XA CN105061393B (zh) | 2015-08-07 | 2015-08-07 | (s)‑(‑)‑3‑甲氨基‑1‑(2‑噻吩基)‑1‑丙醇的合成方法 |
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CN201510482578.XA CN105061393B (zh) | 2015-08-07 | 2015-08-07 | (s)‑(‑)‑3‑甲氨基‑1‑(2‑噻吩基)‑1‑丙醇的合成方法 |
Publications (2)
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CN105061393A CN105061393A (zh) | 2015-11-18 |
CN105061393B true CN105061393B (zh) | 2017-06-27 |
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Families Citing this family (2)
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CN109535123A (zh) * | 2018-12-28 | 2019-03-29 | 凯瑞斯德生化(苏州)有限公司 | 一种(s)-3-甲氨基-1-(2-噻吩基)-1-丙醇的制备方法 |
CN112126663A (zh) * | 2020-11-04 | 2020-12-25 | 浙江拓普药业股份有限公司 | 一种度洛西汀的生产工艺 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1506965A1 (en) * | 2002-05-20 | 2005-02-16 | Mitsubishi Rayon Co., Ltd. | Propanolamine derivatives, process for preparation of 3-n-methylamino-1-(2-thienyl)-1-propanols and process for preparation of propanolamine derivatives |
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JP2005053781A (ja) * | 2001-08-27 | 2005-03-03 | Nagase & Co Ltd | 光学活性な3−(n−メチルアミノ)−1−(2−チエニル)−プロパン−1−オールの製造方法 |
WO2004031168A2 (en) * | 2002-10-07 | 2004-04-15 | Lonza Ag | Processes and intermediates for the preparation of optically active 3-amino-1-(2-thienyl)-1-propanol derivatives |
EP2558455B1 (en) * | 2010-04-13 | 2017-08-09 | KRKA, D.D., Novo Mesto | Synthesis of duloxetine and/or pharmaceutically acceptable salts thereof |
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- 2015-08-07 CN CN201510482578.XA patent/CN105061393B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1506965A1 (en) * | 2002-05-20 | 2005-02-16 | Mitsubishi Rayon Co., Ltd. | Propanolamine derivatives, process for preparation of 3-n-methylamino-1-(2-thienyl)-1-propanols and process for preparation of propanolamine derivatives |
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Address after: 322002 Zhejiang city in Yiwu Province, the temple town of Shuangfeng Road No. 15 Co-patentee after: WEIFANG HISHINE PHARMACEUTICAL CO.,LTD. Patentee after: ZHEJIANGHUAYI PHARMACEUTICAL Co.,Ltd. Address before: The temple town of Shuangfeng road in Yiwu city of Zhejiang Province, Jinhua City, No. 15, 322002 Co-patentee before: WEIFANG HISHINE PHARMACEUTICAL CO.,LTD. Patentee before: Zhejiang Huayi Pharmaceutical Co.,Ltd. |
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Denomination of invention: (S) Synthesis method of - (-) -3-methylamino-1- (2-thienyl) -1-propanol Effective date of registration: 20230427 Granted publication date: 20170627 Pledgee: Rizhao Bank Co.,Ltd. Weifang Changyi Branch Pledgor: WEIFANG HISHINE PHARMACEUTICAL CO.,LTD. Registration number: Y2023980039467 |
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Granted publication date: 20170627 Pledgee: Rizhao Bank Co.,Ltd. Weifang Changyi Branch Pledgor: WEIFANG HISHINE PHARMACEUTICAL CO.,LTD. Registration number: Y2023980039467 |
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Denomination of invention: (S) Synthesis method of - (-) -3-methylamino-1- (2-thienyl) -1-propanol Granted publication date: 20170627 Pledgee: Rizhao Bank Co.,Ltd. Weifang Changyi Branch Pledgor: WEIFANG HISHINE PHARMACEUTICAL CO.,LTD. Registration number: Y2024980020273 |