IMPROVED PROCESS FOR PREPARING VALSARTAN
- 专利权人:
- KRKA; D.D.; NOVO MESTO
- 发明人:
- ZUPANCIC SILVO,ZUPANCIC Silvo
- 申请号：
- SI201130162
- 公开号：
- SI2556059T1
- 申请日:
- 2011.04.07
- 申请国别(地区):
- SI
- 年份:
- 2014
- 代理人:
- 摘要：
- The invention relates to an improved process for the preparation of valsartan wherein the cycloaddition reaction is performed is an ether as reaction solvent, with a metal salt azide and in the present of zinc halides.
- 来源网站：
- 中国工程科技知识中心
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