New crystal forms of {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid and preparation method therefor

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专利权人:

Crystal Pharmaceutical (Suzhou) Co.; Ltd.

发明人:

Chen, Minhua,Zhang, Yanfeng,Zou, Po,Wang, Jinqiu,Zhang, Xiaoyu

申请号：

AU2017376517

公开号：

AU2017376517A1

申请日:

2017.12.13

申请国别(地区):

AU

年份:

2019

代理人:

摘要：

The present invention relates to new crystal forms of {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid, and a preparation method therefor and uses thereof. A crystal form CS1, a crystal form CS2 and a crystal form CS3 of the {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid prepared in the present invention can be used for preparing pharmaceutical preparations used for treating anemia, and provides a new choice for preparing pharmaceutical preparations containing {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid, and has very important value for drug development.

来源网站：

中国工程科技知识中心

来源网址：

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