Search International and National Patent Collections
|1. (WO2017194002) CRYSTAL FORM OF BREXPIPRAZOLE AND PREPARATION METHOD THEREFOR|
|Applicants:||ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD
SHANGHAI AOBO PHARMTECH, INC., LTD.
|Title:||CRYSTAL FORM OF BREXPIPRAZOLE AND PREPARATION METHOD THEREFOR|
Disclosed are a crystal form of Brexpiprazole and a preparation method therefor. The X-ray powder diffraction pattern, which is detected with Cu-K α radiation, of the crystal form of Brexpiprazole has characteristic peaks at the positions where 2θ is about 9.1±0.2, 15.2±0.2, 15.7±0.2, 17.6±0.2, 18.1±0.2, and 24.4±0.2. The crystal form I of Brexpiprazole has a high purity, good stability and good reproducibility, and is suitable for industrial production.