CN1331852C - N-取代基-3-氨基吡咯烷及其二盐酸盐的合成方法 - Google Patents
N-取代基-3-氨基吡咯烷及其二盐酸盐的合成方法 Download PDFInfo
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- CN1331852C CN1331852C CNB2005100604835A CN200510060483A CN1331852C CN 1331852 C CN1331852 C CN 1331852C CN B2005100604835 A CNB2005100604835 A CN B2005100604835A CN 200510060483 A CN200510060483 A CN 200510060483A CN 1331852 C CN1331852 C CN 1331852C
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- pyrrolidine
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- 238000001308 synthesis method Methods 0.000 title 1
- 238000010189 synthetic method Methods 0.000 claims abstract description 27
- 230000026030 halogenation Effects 0.000 claims abstract description 13
- 238000005658 halogenation reaction Methods 0.000 claims abstract description 13
- 238000005915 ammonolysis reaction Methods 0.000 claims abstract description 7
- ARXKVVRQIIOZGF-UHFFFAOYSA-N 1,2,4-butanetriol Chemical compound OCCC(O)CO ARXKVVRQIIOZGF-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 238000006243 chemical reaction Methods 0.000 claims description 56
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 36
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 30
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 27
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 18
- 230000002140 halogenating effect Effects 0.000 claims description 16
- 239000002904 solvent Substances 0.000 claims description 16
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 15
- 229910021529 ammonia Inorganic materials 0.000 claims description 15
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 14
- -1 butyl halides Chemical class 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 150000001335 aliphatic alkanes Chemical group 0.000 claims description 8
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 8
- WGQKYBSKWIADBV-UHFFFAOYSA-N benzylamine Chemical compound NCC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-N 0.000 claims description 8
- 150000005826 halohydrocarbons Chemical class 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 6
- 239000012295 chemical reaction liquid Substances 0.000 claims description 6
- 230000001143 conditioned effect Effects 0.000 claims description 6
- 239000012043 crude product Substances 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 125000005843 halogen group Chemical group 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 6
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 claims description 6
- 238000001953 recrystallisation Methods 0.000 claims description 6
- BAVYZALUXZFZLV-UHFFFAOYSA-N mono-methylamine Natural products NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 claims description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 4
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 4
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 claims description 4
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 claims description 4
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 claims description 4
- 150000003141 primary amines Chemical class 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical group ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 2
- 150000001298 alcohols Chemical class 0.000 claims description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical compound BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- PAFZNILMFXTMIY-UHFFFAOYSA-N cyclohexylamine Chemical compound NC1CCCCC1 PAFZNILMFXTMIY-UHFFFAOYSA-N 0.000 claims description 2
- 150000004820 halides Chemical class 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 2
- 150000007530 organic bases Chemical group 0.000 claims description 2
- 239000012074 organic phase Substances 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims 1
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 claims 1
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Natural products C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 239000000243 solution Substances 0.000 description 14
- NGXSWUFDCSEIOO-UHFFFAOYSA-N pyrrolidin-3-amine Chemical compound NC1CCNC1 NGXSWUFDCSEIOO-UHFFFAOYSA-N 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 9
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical class CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 238000011084 recovery Methods 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 238000006114 decarboxylation reaction Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 230000006837 decompression Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000007327 hydrogenolysis reaction Methods 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 4
- 238000010907 mechanical stirring Methods 0.000 description 4
- 238000005580 one pot reaction Methods 0.000 description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 4
- 238000007363 ring formation reaction Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010792 warming Methods 0.000 description 4
- 238000006264 debenzylation reaction Methods 0.000 description 3
- BHEXKVGLZMEJRQ-UHFFFAOYSA-N n,1-dibenzylpyrrolidin-3-amine Chemical compound C=1C=CC=CC=1CNC(C1)CCN1CC1=CC=CC=C1 BHEXKVGLZMEJRQ-UHFFFAOYSA-N 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- HBVNLKQGRZPGRP-UHFFFAOYSA-N 1-benzylpyrrolidin-3-amine Chemical compound C1C(N)CCN1CC1=CC=CC=C1 HBVNLKQGRZPGRP-UHFFFAOYSA-N 0.000 description 2
- YQMXOIAIYXXXEE-UHFFFAOYSA-N 1-benzylpyrrolidin-3-ol Chemical compound C1C(O)CCN1CC1=CC=CC=C1 YQMXOIAIYXXXEE-UHFFFAOYSA-N 0.000 description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 229910010082 LiAlH Inorganic materials 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- SBMSLRMNBSMKQC-UHFFFAOYSA-N pyrrolidin-1-amine Chemical compound NN1CCCC1 SBMSLRMNBSMKQC-UHFFFAOYSA-N 0.000 description 2
- NJPNCMOUEXEGBL-UHFFFAOYSA-N pyrrolidin-1-ium-3-ylazanium;dichloride Chemical compound Cl.Cl.NC1CCNC1 NJPNCMOUEXEGBL-UHFFFAOYSA-N 0.000 description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 2
- KJYWLQRIODOMNG-UHFFFAOYSA-N 1,3-dibenzylpyrrolidin-2-amine Chemical compound C1CN(CC=2C=CC=CC=2)C(N)C1CC1=CC=CC=C1 KJYWLQRIODOMNG-UHFFFAOYSA-N 0.000 description 1
- DHGMDHQNUNRMIN-UHFFFAOYSA-N 1-benzylpyrrolidin-3-one Chemical compound C1C(=O)CCN1CC1=CC=CC=C1 DHGMDHQNUNRMIN-UHFFFAOYSA-N 0.000 description 1
- MPPPKRYCTPRNTB-UHFFFAOYSA-N 1-bromobutane Chemical compound CCCCBr MPPPKRYCTPRNTB-UHFFFAOYSA-N 0.000 description 1
- WUWFMDMBOJLQIV-UHFFFAOYSA-N 7-(3-aminopyrrolidin-1-yl)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid Chemical compound C1C(N)CCN1C(C(=C1)F)=NC2=C1C(=O)C(C(O)=O)=CN2C1=CC=C(F)C=C1F WUWFMDMBOJLQIV-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- DBUMJRLVWLXYCI-UHFFFAOYSA-N C(=O)=C(C(=O)O)CC(=O)O Chemical compound C(=O)=C(C(=O)O)CC(=O)O DBUMJRLVWLXYCI-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QNGYDYIBWOLXEL-UHFFFAOYSA-N N1CC(CC1)=O.C(=O)OCC Chemical compound N1CC(CC1)=O.C(=O)OCC QNGYDYIBWOLXEL-UHFFFAOYSA-N 0.000 description 1
- 241001494457 Nemia Species 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000009435 amidation Effects 0.000 description 1
- 238000007112 amidation reaction Methods 0.000 description 1
- 238000005576 amination reaction Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000007883 cyanide addition reaction Methods 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- IDYZIJYBMGIQMJ-UHFFFAOYSA-N enoxacin Chemical compound N1=C2N(CC)C=C(C(O)=O)C(=O)C2=CC(F)=C1N1CCNCC1 IDYZIJYBMGIQMJ-UHFFFAOYSA-N 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- ORKAHUKYJCNDDI-UHFFFAOYSA-N ethyl 2-(ethoxycarbonylamino)acetate Chemical compound CCOC(=O)CNC(=O)OCC ORKAHUKYJCNDDI-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000003630 glycyl group Chemical group [H]N([H])C([H])([H])C(*)=O 0.000 description 1
- 238000006197 hydroboration reaction Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- CZGIEJXGCLWRPY-UHFFFAOYSA-N n,1-dimethylpyrrolidin-3-amine Chemical compound CNC1CCN(C)C1 CZGIEJXGCLWRPY-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 125000006239 protecting group Chemical group 0.000 description 1
- 150000007660 quinolones Chemical class 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229950008187 tosufloxacin Drugs 0.000 description 1
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- Pyrrole Compounds (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CNB2005100604835A CN1331852C (zh) | 2005-08-25 | 2005-08-25 | N-取代基-3-氨基吡咯烷及其二盐酸盐的合成方法 |
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CNB2005100604835A CN1331852C (zh) | 2005-08-25 | 2005-08-25 | N-取代基-3-氨基吡咯烷及其二盐酸盐的合成方法 |
Publications (2)
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CN1733720A CN1733720A (zh) | 2006-02-15 |
CN1331852C true CN1331852C (zh) | 2007-08-15 |
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CNB2005100604835A Active CN1331852C (zh) | 2005-08-25 | 2005-08-25 | N-取代基-3-氨基吡咯烷及其二盐酸盐的合成方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101168528B (zh) * | 2006-10-26 | 2011-10-05 | 赤峰万泽制药有限责任公司 | 3-氨基吡咯烷及其二盐酸盐的合成方法 |
CN111620802A (zh) * | 2020-06-18 | 2020-09-04 | 山西千岫制药有限公司 | 一种头孢托罗中间体(r)-1-苄基-3-氨基吡咯烷的制备方法 |
CN112574086B (zh) * | 2020-11-27 | 2022-04-29 | 南京杰运医药科技有限公司 | 一种3-氨基吡咯烷盐酸盐的合成方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4785119A (en) * | 1985-10-11 | 1988-11-15 | Tokyo Kasei Kogyo Co., Ltd. | 3-aminopyrrolidine compound and process for preparation thereof |
EP0391169A2 (de) * | 1989-04-05 | 1990-10-10 | Bayer Ag | Enantiomerereine 7-(3-Amino-1-pyrrolidinyl)-chinolon-und-naphthyridoncarbonsäuren |
CN1207388A (zh) * | 1997-07-25 | 1999-02-10 | 大塚化学株式会社 | 1-氨基吡咯烷的制备方法及由该方法制得的1-氨基吡咯烷 |
CN1229077A (zh) * | 1998-01-12 | 1999-09-22 | 弗·哈夫曼-拉罗切有限公司 | 制备3-氨基吡咯烷衍生物的方法 |
-
2005
- 2005-08-25 CN CNB2005100604835A patent/CN1331852C/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4785119A (en) * | 1985-10-11 | 1988-11-15 | Tokyo Kasei Kogyo Co., Ltd. | 3-aminopyrrolidine compound and process for preparation thereof |
EP0391169A2 (de) * | 1989-04-05 | 1990-10-10 | Bayer Ag | Enantiomerereine 7-(3-Amino-1-pyrrolidinyl)-chinolon-und-naphthyridoncarbonsäuren |
CN1207388A (zh) * | 1997-07-25 | 1999-02-10 | 大塚化学株式会社 | 1-氨基吡咯烷的制备方法及由该方法制得的1-氨基吡咯烷 |
CN1229077A (zh) * | 1998-01-12 | 1999-09-22 | 弗·哈夫曼-拉罗切有限公司 | 制备3-氨基吡咯烷衍生物的方法 |
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Owner name: ZHEJIANG JIANDE JIANYE ORGANIC CHEMICAL CO.LTD. Free format text: FORMER OWNER: ZHEJIANG UNIVERSITY Effective date: 20080718 |
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Effective date of registration: 20090227 Address after: Zhejiang city of Jiande province genglou Street No. 8 Cen fan Lake Patentee after: Hangzhou better Chemical Co., Ltd. Address before: No. 48, Fu Fu West Road, plum Town, Hangzhou, Zhejiang, Jiande Patentee before: Jianye Organic Chemical Co Ltd, Jiande City, Zhejiang |
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Owner name: HANGZHOU GENGHUA CHEMICAL ENGINEERING CO., LTD. Free format text: FORMER OWNER: ZHEJIANG JIANDE JIANYE ORGANIC CHEMICAL CO.LTD. Effective date: 20090227 |
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Effective date of registration: 20110130 Address after: 311604 No. 48 West Fu Road, plum Town, Zhejiang, Jiande Patentee after: Zhejiang Jianye Chemical Co., Ltd. Address before: 311611 Zhejiang city of Jiande province genglou Lake Street No. 8 Cen fan Patentee before: Hangzhou better Chemical Co., Ltd. |