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US 12,715,846 B2Granted
Crystal form of quinolinone compound and use thereof
AssigneeSunshine Lake Pharma Co., Ltd.
InventorsXiaojun Wang, Liang Chen, Yinglin Zuo, Qiao Zong
Life of this patent
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Abstract
A crystal form of a quinolinone compound and a use thereof further relating to a pharmaceutical composition including the crystal form, and a use of the crystal form or the pharmaceutical composition in the preparation of a drug for the treatment and prevention of HIF-related and/or EPO-related diseases (such as anemia).
Claims10
The crystal form I of the compound of formula (I), wherein the X-ray powder diffraction pattern of the crystal form I has diffraction peaks at the following 2θ angles:
- 6.20°±0.2°, 18.16°±0.2°, 19.30°±0.2°, 26.89°±0.2°, 27.31°±0.2°;
Dependencies are inferred from the claim text.