Womble Bond Dickinson (US) LLP
High-purity magnesium lithospermate B and preparation method therefor
The present invention relates to a method for preparing magnesium lithospermate B. The method is characterized in that: magnesium lithospermate B is extracted or purified from a Salvia miltiorrhiza plant material or a Salvia miltiorrhiza extract in the presence of an added magnesium salt. The present invention also relates to a high-purity magnesium lithospermate B product prepared by the method of the present invention, wherein the content of magnesium lithospermate B is more than 95% by weight.
SHANGHAI INSTITUTE OF MATERIA MEDICA CHINESE ACADEMY OF SCIENCES SHANGHAI GREEN VALLEY PHARMACEUTICAL CO., LTD.
A A A A A C A
A61P A61P A61K A61P A61K C07D A61P
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Jing Yunlong Yiping Weibin Wenwei Shumei Xiaoyu Chunguang Liang Lijiang Dingxiang
Zhao Gu Wang Song Xu Wang Zhou Chen Hu Xuan Li