PURIFICATION METHOD OF PEMETREXED SALTS,SODIUM SALTS AND DISODIUM SALTS

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专利权人:

发明人:

申请号：

EP08844190.2

公开号：

EP2213674B1

申请日:

2008.10.21

申请国别(地区):

EP

年份:

2012

代理人:

摘要：

A method of purifying a salt of pemetrexed have a structure of formula (III) by salting-out, wherein if M3+ is H+, then each of M1+ and M2+ is independently H+, Li+, Na+ or K+, provided that both of them are not H+ if M3+ is Li+, Na+ or K+, then each of M1+ and M2+ is independently Li+, Na+ or K+.

来源网站：

中国工程科技知识中心

来源网址：

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