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

PROCESS FOR ENHANCING THE OPTICAL PURITY OF 2R- 1-HYDROXY- 1-TRIFLUOROMETHYL- 3-CYCLOPROPYLPROPYN-2YL] -4-CHLOROANILINE
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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