发明公开
EP1017666A1 PROCESS FOR ENHANCING THE OPTICAL PURITY OF 2R- 1-HYDROXY- 1-TRIFLUOROMETHYL- 3-CYCLOPROPYLPROPYN-2YL] -4-CHLOROANILINE
有权
PROCESS FOR改进光学2R [1-羟基-1-三氟甲基-3- cyclopropylpropyn -2-基] -4-氯苯胺的纯度
- 专利标题: PROCESS FOR ENHANCING THE OPTICAL PURITY OF 2R- 1-HYDROXY- 1-TRIFLUOROMETHYL- 3-CYCLOPROPYLPROPYN-2YL] -4-CHLOROANILINE
- 专利标题(中): PROCESS FOR改进光学2R [1-羟基-1-三氟甲基-3- cyclopropylpropyn -2-基] -4-氯苯胺的纯度
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申请号: EP98942339.7申请日: 1998-09-01
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公开(公告)号: EP1017666A1公开(公告)日: 2000-07-12
- 发明人: CHEN, Cheng, Yi , REIDER, Paul, J. , GRABOWSKI, Edward, J., J. , TAN, Lushi , TILLYER, Richard, D.
- 申请人: MERCK & CO., INC.
- 申请人地址: 126 East Lincoln Avenue Rahway, New Jersey 07065 US
- 专利权人: MERCK & CO., INC.
- 当前专利权人: MERCK & CO., INC.
- 当前专利权人地址: 126 East Lincoln Avenue Rahway, New Jersey 07065 US
- 代理机构: Horgan, James Michael Frederic
- 优先权: US57891P 19970903; GB9721985 19971017; US96529P 19980813
- 国际公布: WO9911600 19990311
- 主分类号: C07C209/88
- IPC分类号: C07C209/88 ; C07C211/46 ; C07C211/52
摘要:
A process for enhancing the purity of 2R-[1-hydroxy- 1-trifluoromethyl- 3-cyclopropylpropyn-2-yl] -4-chloroaniline comprising the formation of an acid addition salt which is capable of rejecting the racemate in the selected organic solvent.
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