Invention Grant
- Patent Title: Lubiprostone crystals and methods for preparing the same
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Application No.: US16034686Application Date: 2018-07-13
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Publication No.: US10253011B1Publication Date: 2019-04-09
- Inventor: Shih-Yi Wei , Jian-Bang Jheng
- Applicant: CHIROGATE INTERNATIONAL INC.
- Applicant Address: TW Yangmei
- Assignee: CHIROGATE INTERNATIONAL INC.
- Current Assignee: CHIROGATE INTERNATIONAL INC.
- Current Assignee Address: TW Yangmei
- Agency: Ladas & Parry LLP
- Main IPC: B01D9/00
- IPC: B01D9/00 ; C07D311/94
Abstract:
This present invention relates to novel Lubiprostone crystals and methods for preparing the same. The preparation methods provided by the invention can effectively reduce or eliminate impurity in the obtained Lubiprostone crystals.
Information query
