FORMES CRISTALLINES DE MESACONINE ET PROCEDE DE PREPARATION CORRESPONDANT

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专利权人:

LTD.;GOODDOCTOR PHARMACEUTICAL GROUP CO.

发明人:

GENG, YUEFEI,GENG, FUNENG,MA, XIUYING,CHAO, RUOBING

申请号：

CA3089268

公开号：

CA3089268A1

申请日:

2019.01.23

申请国别(地区):

CA

年份:

2019

代理人:

摘要：

The present invention relates to crystalline forms of mesaconine. Specifically, the present invention relates to crystalline form A, crystalline form B, and crystalline form C of mesaconine and a preparation method therefor. The method comprises: performing crystallization on mesaconine in a solvent, and performing drying to obtain a target crystalline form. The crystalline forms of mesaconine in the present invention have good solubility, good stability, low hygroscopicity, and good repeatability, and are suitable for long-term storage and drug development.

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中国工程科技知识中心

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