Invention Grant
US08664275B2 Crystalline form of Bimatoprost, preparation method and use thereof
有权
比马前列素的结晶形式，其制备方法和用途
- Patent Title: Crystalline form of Bimatoprost, preparation method and use thereof
- Patent Title (中): 比马前列素的结晶形式，其制备方法和用途
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Application No.: US13505360Application Date: 2010-07-30
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Publication No.: US08664275B2Publication Date: 2014-03-04
- Inventor: Bingming He , Zhijun Tang , Zhonghao Zhuo , Yunman Zheng , Xiaoliang Gao , Xiaoming Ji
- Applicant: Bingming He , Zhijun Tang , Zhonghao Zhuo , Yunman Zheng , Xiaoliang Gao , Xiaoming Ji
- Applicant Address: CN Shanghai
- Assignee: Shanghai Techwell Biopharmaceutical Co., Ltd.
- Current Assignee: Shanghai Techwell Biopharmaceutical Co., Ltd.
- Current Assignee Address: CN Shanghai
- Agency: Fitch, Even, Tabin & Flannery, LLP
- Priority: CN200910198080 20091102
- International Application: PCT/CN2010/075574 WO 20100730
- International Announcement: WO2011/050638 WO 20110505
- Main IPC: A61K31/165
- IPC: A61K31/165 ; C07C235/34
Abstract:
The crystalline form A of Bimatoprost of formula I, its preparation method and use are provided. There are characteristic peaks where diffraction angles 2θ are 3.2±0.2°, 5.5±0.2°, 11.4±0.2°, 16.7±0.2°, 17.6±0.2°, 19.9±0.2°, 20.8±02° and 22.8±0.2° in the X-ray powder diffraction pattern of the crystalline form A.
Public/Granted literature
- US20120270946A1 CRYSTALLINE FORM OF BIMATOPROST, PREPARATION METHOD AND USE THEREOF Public/Granted day:2012-10-25
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