US 10,376,512 B1 | ||
Crystal of aniline pyrimidine compound of trifluoroethyl substituted indole and salt thereof | ||
Lulu Wang, Lianyungang (CN); Jianqiu Tang, Lianyungang (CN); Yizhong Zhu, Lianyungang (CN); Fei Liu, Lianyungang (CN); Yan Zhu, Beijing (CN); Chuanyu Zhang, Beijing (CN); and Limin Yang, Beijing (CN) | ||
Assigned to CHIA TAI TIANQING PHARMAEUTICAL GROUP CO., LTD., Lianyungang, Jiangsu Province (CN) | ||
Filed by CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., Lianyungang (CN) | ||
Filed on Aug. 9, 2018, as Appl. No. 16/59,890. | ||
Int. Cl. A61K 31/506 (2006.01); A61P 35/00 (2006.01) |
CPC A61K 31/506 (2013.01) [A61P 35/00 (2018.01)] | 14 Claims |
1. A crystal A of a compound represented by formula I:![]() having diffraction peaks at 2θ=8.58°, 13.10°, 18.32°, 19.39°, and 21.29°±0.2° in an X-ray diffraction pattern; typically having diffraction peaks at 2θ=8.58°, 9.98°, 13.10°, 17.53°, 18.32°, 19.39°, and 21.29°±0.2°, and more typically having diffraction peaks at 2θ=8.58°, 9.98°, 13.10°, 17.53°, 18.32°, 19.39°, 20.57°, 21.29°, 23.04°, and 23.76°±0.2°.
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