SMOLENSKAYA VALERIYA N,AL SHAREFFI KADUM ABDUL NABI,PEREZ JULIO,SHAH SYED M,BOYD THOMAS A
申请号:
IN201638003478
公开号:
IN201638003478A
申请日:
2016.02.01
申请国别(地区):
IN
年份:
2016
代理人:
摘要:
A process for the preparation of Form B of Compound 1, comprising: dissolving Compound 1 in methanol to obtain a solution filtering the solution and evaporating the solution, wheretn the compound is in the (R) configuration with respect to the nitrogen, and the compound is substantially free of Form A of Compound 1.