C5AR ANTAGONISTS

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专利权人:

CHEMOCENTRYX; INC.

发明人:

FAN, PINGCHEN,GREENMAN, KEVIN LLOYD,LELETI, MANMOHAN REDDY,LI, YANDONG,POWERS, JAY,TANAKA, HIROKO,YANG, JU,ZENG, YIBIN

申请号：

RSP20160606

公开号：

RS54998B1

申请日:

2009.12.21

申请国别(地区):

RS

年份:

2016

代理人:

摘要：

A process for preparing a compound of formula (ii), comprising (a) treating a compound of formula (i) with H 2 and a platinum oxide catalyst under reducing conditions and (b) subjecting the product of step (a) to resolution with di-toluoyl-L-tartaric acid to provide compound (ii) in about 97% enantiomeric excess.

来源网站：

中国工程科技知识中心

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http://www.ckcest.cn/home/