发明名称 |
NINTEDANIB DIETHANESULFONATE SALT CRYSTAL AND PREPARATION METHOD AND USE THEREOF |
摘要 |
The present invention relates to a nintedanib diethanesulfonate salt A-type crystal represented by formula (II), and also relates to a crystalline composition and pharmaceutical composition comprising the crystal, and preparation method and use thereof. An X-ray powder diffraction spectrum of the nintedanib diethanesulfonate salt A-type crystal of the present invention has a diffraction peak at 14.64, 18.79, 19.31, 20.11, 21.20, 22.45 and 26.71° when represented via a 2θ value. The nintedanib diethanesulfonate salt A-type crystal of the present invention has a stable property, is non-hygroscopic and difficult to degrade, and is particularly suitable for medicine production. |
申请公布号 |
WO2016146020(A1) |
申请公布日期 |
2016.09.22 |
申请号 |
WO2016CN76110 |
申请日期 |
2016.03.11 |
申请人 |
CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD. |
发明人 |
WANG, Hubo;ZHU, Xueyan;GUO, Meng;HU, Mingtong;ZHANG, Jiasong;SUN, Jiude |
分类号 |
C07D209/34;A61K31/496;A61P11/00;A61P35/00;A61P37/00 |
主分类号 |
C07D209/34 |
代理机构 |
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