PROCESS FOR THE PREPARATION OF CALCOBUTROL

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专利权人:

BAYER PHARMA AKTIENGESELLSCHAFT

发明人:

PLATZEK, JOHANNES,TRENTMANN, WILHELM

申请号：

SG2012023503

公开号：

SG179771A1

申请日:

2010.11.02

申请国别(地区):

SG

年份:

2012

代理人:

摘要：

The invention concerns a process for the preparation of the calcium complex of 0-(2,3-Dihydroxy-1-(hydroxymethyl)propyl)-1,4,7,10-tetraazacyclodecane-,4,7-triacetic acid, also known as Calcobutrol, starting from the pure gadolinium complex (Gadobutrol). The invention furthermore concerns Calcobutrol with a hitherto unknown level of purity.

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中国工程科技知识中心

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