CN104311432A - 替卡格雷重要中间体(1r,2s)-2-(3,4-二氟代苯基)环丙胺的制备方法 - Google Patents
替卡格雷重要中间体(1r,2s)-2-(3,4-二氟代苯基)环丙胺的制备方法 Download PDFInfo
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- CN104311432A CN104311432A CN201410570676.4A CN201410570676A CN104311432A CN 104311432 A CN104311432 A CN 104311432A CN 201410570676 A CN201410570676 A CN 201410570676A CN 104311432 A CN104311432 A CN 104311432A
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- cyclopropylamine
- phenyl
- difluorophenyl
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- 238000000034 method Methods 0.000 title claims abstract description 16
- HTJDQJBWANPRPF-UHFFFAOYSA-N Cyclopropylamine Chemical compound NC1CC1 HTJDQJBWANPRPF-UHFFFAOYSA-N 0.000 title claims 12
- OEKWJQXRCDYSHL-FNOIDJSQSA-N ticagrelor Chemical compound C1([C@@H]2C[C@H]2NC=2N=C(N=C3N([C@H]4[C@@H]([C@H](O)[C@@H](OCCO)C4)O)N=NC3=2)SCCC)=CC=C(F)C(F)=C1 OEKWJQXRCDYSHL-FNOIDJSQSA-N 0.000 title abstract description 5
- 229960002528 ticagrelor Drugs 0.000 title abstract description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 title 1
- 238000002360 preparation method Methods 0.000 claims abstract description 15
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 8
- AUQDITHEDVOTCU-UHFFFAOYSA-N cyclopropyl cyanide Chemical compound N#CC1CC1 AUQDITHEDVOTCU-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims description 44
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical group CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 30
- 239000002904 solvent Substances 0.000 claims description 27
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 16
- 239000011734 sodium Substances 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 10
- 229910052708 sodium Inorganic materials 0.000 claims description 10
- 238000006460 hydrolysis reaction Methods 0.000 claims description 8
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 claims description 7
- 230000035484 reaction time Effects 0.000 claims description 6
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims description 6
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 6
- -1 cyclopropanecarbonitrile compound Chemical class 0.000 claims description 5
- CRWJEUDFKNYSBX-UHFFFAOYSA-N sodium;hypobromite Chemical compound [Na+].Br[O-] CRWJEUDFKNYSBX-UHFFFAOYSA-N 0.000 claims description 4
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 claims description 3
- AQLJVWUFPCUVLO-UHFFFAOYSA-N urea hydrogen peroxide Chemical compound OO.NC(N)=O AQLJVWUFPCUVLO-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims 5
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 claims 4
- AIMMVWOEOZMVMS-UHFFFAOYSA-N cyclopropanecarboxamide Chemical compound NC(=O)C1CC1 AIMMVWOEOZMVMS-UHFFFAOYSA-N 0.000 claims 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 2
- 239000007844 bleaching agent Substances 0.000 claims 2
- 239000000460 chlorine Substances 0.000 claims 2
- 229910052801 chlorine Inorganic materials 0.000 claims 2
- QFASPCGPLVFDCI-UHFFFAOYSA-N sulfane;4,7,7-trimethylbicyclo[2.2.1]heptan-3-one Chemical compound S.C1CC2(C)C(=O)CC1C2(C)C QFASPCGPLVFDCI-UHFFFAOYSA-N 0.000 claims 2
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 claims 1
- QVUBIQNXHRPJKK-IMTBSYHQSA-N (1r,2s)-2-(3,4-difluorophenyl)cyclopropan-1-amine Chemical compound N[C@@H]1C[C@H]1C1=CC=C(F)C(F)=C1 QVUBIQNXHRPJKK-IMTBSYHQSA-N 0.000 abstract description 14
- 238000005888 cyclopropanation reaction Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000007858 starting material Substances 0.000 abstract description 6
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 238000009776 industrial production Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000000243 solution Substances 0.000 description 12
- 238000003756 stirring Methods 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- CXULNZHRPDDGHM-GMSGAONNSA-N N-[(1R,2R)-2-(3,4-difluorophenyl)cyclopropyl]formamide Chemical compound C(=O)N[C@H]1[C@H](C1)C1=CC(=C(C=C1)F)F CXULNZHRPDDGHM-GMSGAONNSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- BXVSAYBZSGIURM-UHFFFAOYSA-N 2-phenoxy-4h-1,3,2$l^{5}-benzodioxaphosphinine 2-oxide Chemical compound O1CC2=CC=CC=C2OP1(=O)OC1=CC=CC=C1 BXVSAYBZSGIURM-UHFFFAOYSA-N 0.000 description 5
- 239000005708 Sodium hypochlorite Substances 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 description 5
- 229940011051 isopropyl acetate Drugs 0.000 description 5
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical compound CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 239000012044 organic layer Substances 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- HTSGKJQDMSTCGS-UHFFFAOYSA-N 1,4-bis(4-chlorophenyl)-2-(4-methylphenyl)sulfonylbutane-1,4-dione Chemical compound C1=CC(C)=CC=C1S(=O)(=O)C(C(=O)C=1C=CC(Cl)=CC=1)CC(=O)C1=CC=C(Cl)C=C1 HTSGKJQDMSTCGS-UHFFFAOYSA-N 0.000 description 4
- 239000003146 anticoagulant agent Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- JPHKMYXKNKLNDF-UHFFFAOYSA-N 3,4-difluorobenzaldehyde Chemical compound FC1=CC=C(C=O)C=C1F JPHKMYXKNKLNDF-UHFFFAOYSA-N 0.000 description 3
- 238000006969 Curtius rearrangement reaction Methods 0.000 description 3
- 238000006000 Knoevenagel condensation reaction Methods 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000010933 acylation Effects 0.000 description 3
- 238000005917 acylation reaction Methods 0.000 description 3
- 229940127219 anticoagulant drug Drugs 0.000 description 3
- 238000011914 asymmetric synthesis Methods 0.000 description 3
- 230000032050 esterification Effects 0.000 description 3
- 238000005886 esterification reaction Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 150000002978 peroxides Chemical class 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000012265 solid product Substances 0.000 description 3
- NOOLISFMXDJSKH-KXUCPTDWSA-N (-)-Menthol Chemical compound CC(C)[C@@H]1CC[C@@H](C)C[C@H]1O NOOLISFMXDJSKH-KXUCPTDWSA-N 0.000 description 2
- PYEJQVYISBUGDU-NKWVEPMBSA-N (1r,2r)-2-(3,4-difluorophenyl)cyclopropane-1-carboxamide Chemical compound NC(=O)[C@@H]1C[C@H]1C1=CC=C(F)C(F)=C1 PYEJQVYISBUGDU-NKWVEPMBSA-N 0.000 description 2
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 description 2
- 0 *c1ccc(C=CC(N([C@](CO2)C3C=CC=CC=C3)C2=O)=O)cc1F Chemical compound *c1ccc(C=CC(N([C@](CO2)C3C=CC=CC=C3)C2=O)=O)cc1F 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 2
- 241000723346 Cinnamomum camphora Species 0.000 description 2
- 238000006272 Corey-Chaykovsky cyclopropanation reaction Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229960000846 camphor Drugs 0.000 description 2
- 229930008380 camphor Natural products 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 125000000468 ketone group Chemical group 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000001308 synthesis method Methods 0.000 description 2
- FQPDRPKWHJKGFR-YUMQZZPRSA-N (1r,2r)-2-(3,4-difluorophenyl)cyclopropane-1-carbonitrile Chemical compound C1=C(F)C(F)=CC=C1[C@H]1[C@H](C#N)C1 FQPDRPKWHJKGFR-YUMQZZPRSA-N 0.000 description 1
- QDMNNMIOWVJVLY-QMMMGPOBSA-N (4r)-4-phenyl-1,3-oxazolidin-2-one Chemical compound C1OC(=O)N[C@@H]1C1=CC=CC=C1 QDMNNMIOWVJVLY-QMMMGPOBSA-N 0.000 description 1
- GOYDNIKZWGIXJT-UHFFFAOYSA-N 1,2-difluorobenzene Chemical compound FC1=CC=CC=C1F GOYDNIKZWGIXJT-UHFFFAOYSA-N 0.000 description 1
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 1
- LDXJRKWFNNFDSA-UHFFFAOYSA-N 2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound C1CN(CC2=NNN=C21)CC(=O)N3CCN(CC3)C4=CN=C(N=C4)NCC5=CC(=CC=C5)OC(F)(F)F LDXJRKWFNNFDSA-UHFFFAOYSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- XTWYTFMLZFPYCI-KQYNXXCUSA-N 5'-adenylphosphoric acid Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OP(O)(O)=O)[C@@H](O)[C@H]1O XTWYTFMLZFPYCI-KQYNXXCUSA-N 0.000 description 1
- XTWYTFMLZFPYCI-UHFFFAOYSA-N Adenosine diphosphate Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(COP(O)(=O)OP(O)(O)=O)C(O)C1O XTWYTFMLZFPYCI-UHFFFAOYSA-N 0.000 description 1
- XFFJNSYGVYYXAS-UHFFFAOYSA-P CC(CI)(C(CC1)C2[SH+]C)C1(C)C2[OH2+] Chemical compound CC(CI)(C(CC1)C2[SH+]C)C1(C)C2[OH2+] XFFJNSYGVYYXAS-UHFFFAOYSA-P 0.000 description 1
- FZMPLKVGINKUJZ-UHFFFAOYSA-N Cc(cc1)cc(F)c1F Chemical compound Cc(cc1)cc(F)c1F FZMPLKVGINKUJZ-UHFFFAOYSA-N 0.000 description 1
- YXHKONLOYHBTNS-UHFFFAOYSA-N Diazomethane Chemical compound C=[N+]=[N-] YXHKONLOYHBTNS-UHFFFAOYSA-N 0.000 description 1
- 238000005863 Friedel-Crafts acylation reaction Methods 0.000 description 1
- LYGRAUTUKGBDRJ-YUMQZZPRSA-N N#C[C@H](C1)[C@@H]1c(cc1)cc(F)c1[FH+] Chemical compound N#C[C@H](C1)[C@@H]1c(cc1)cc(F)c1[FH+] LYGRAUTUKGBDRJ-YUMQZZPRSA-N 0.000 description 1
- IJGCWCZNSQOVTO-DTWKUNHWSA-N OC1(CC1)[C@H](C1)[C@@H]1c(cc1)cc(F)c1F Chemical compound OC1(CC1)[C@H](C1)[C@@H]1c(cc1)cc(F)c1F IJGCWCZNSQOVTO-DTWKUNHWSA-N 0.000 description 1
- WGFIDAAHYBPHHT-YZKCINOMSA-N OC1OC[C@H](C2C=CCC=CC2)N1C([C@H](C1)[C@@H]1c(cc1F)ccc1F)=O Chemical compound OC1OC[C@H](C2C=CCC=CC2)N1C([C@H](C1)[C@@H]1c(cc1F)ccc1F)=O WGFIDAAHYBPHHT-YZKCINOMSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- ZHNUHDYFZUAESO-UHFFFAOYSA-N formamide Substances NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002464 receptor antagonist Substances 0.000 description 1
- 229940044551 receptor antagonist Drugs 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 230000000707 stereoselective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-O sulfonium Chemical compound [SH3+] RWSOTUBLDIXVET-UHFFFAOYSA-O 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201410570676.4A CN104311432B (zh) | 2014-10-23 | 2014-10-23 | 替卡格雷重要中间体(1r,2s)-2-(3,4-二氟代苯基)环丙胺的制备方法 |
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CN201410570676.4A CN104311432B (zh) | 2014-10-23 | 2014-10-23 | 替卡格雷重要中间体(1r,2s)-2-(3,4-二氟代苯基)环丙胺的制备方法 |
Publications (2)
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CN104311432A true CN104311432A (zh) | 2015-01-28 |
CN104311432B CN104311432B (zh) | 2016-05-11 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107827755A (zh) * | 2017-09-30 | 2018-03-23 | 诚达药业股份有限公司 | 一种替卡格雷中间体(1r,2s)‑2‑(3,4‑二氟苯基)环丙胺的合成方法 |
CN114989018A (zh) * | 2022-08-05 | 2022-09-02 | 山东国邦药业有限公司 | 一种环丙胺的合成方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2013144295A1 (en) * | 2012-03-30 | 2013-10-03 | Sandoz Ag | Synthesis of 2-(3,4-difluorophenyl)cyclopropanamine derivatives and salts |
CN103508899A (zh) * | 2013-10-23 | 2014-01-15 | 开原亨泰制药股份有限公司 | 一种制备替格瑞洛关键中间体及其消旋体的方法和实施该方法的专用中间体 |
CN103664697A (zh) * | 2012-09-07 | 2014-03-26 | 博瑞生物医药技术(苏州)有限公司 | 用于制备芳香族环丙腈及环丙胺的化学方法 |
-
2014
- 2014-10-23 CN CN201410570676.4A patent/CN104311432B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013144295A1 (en) * | 2012-03-30 | 2013-10-03 | Sandoz Ag | Synthesis of 2-(3,4-difluorophenyl)cyclopropanamine derivatives and salts |
CN103664697A (zh) * | 2012-09-07 | 2014-03-26 | 博瑞生物医药技术(苏州)有限公司 | 用于制备芳香族环丙腈及环丙胺的化学方法 |
CN103508899A (zh) * | 2013-10-23 | 2014-01-15 | 开原亨泰制药股份有限公司 | 一种制备替格瑞洛关键中间体及其消旋体的方法和实施该方法的专用中间体 |
Non-Patent Citations (2)
Title |
---|
KUN HUANG: "A Practical and Controllable Enantioselective Synthesis of 2-Phenyl-1-cyclopropanecarboxylates via a Camphor-Derived Sulfonium Ylide", 《SYNLETT》 * |
陈立鹏等: "2,6-二乙基-4-甲基苯基丙二酰胺的合成", 《农药》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107827755A (zh) * | 2017-09-30 | 2018-03-23 | 诚达药业股份有限公司 | 一种替卡格雷中间体(1r,2s)‑2‑(3,4‑二氟苯基)环丙胺的合成方法 |
CN107827755B (zh) * | 2017-09-30 | 2020-11-24 | 诚达药业股份有限公司 | 一种替卡格雷中间体(1r,2s)-2-(3,4-二氟苯基)环丙胺的合成方法 |
CN114989018A (zh) * | 2022-08-05 | 2022-09-02 | 山东国邦药业有限公司 | 一种环丙胺的合成方法 |
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