Invention Grant
- Patent Title: Processes and intermediates for the preparations of isomer free prostaglandis
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Application No.: US14802026Application Date: 2015-07-17
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Publication No.: US09828356B2Publication Date: 2017-11-28
- Inventor: Shih-Yi Wei , Yu-Chih Yeh , Min-Kuan Hsu , Li-Ta Kao
- 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: C07D313/00
- IPC: C07D313/00 ; C07C69/618 ; C07C69/608 ; C07F7/18 ; C07D309/12 ; C07C51/347 ; C07D407/12 ; C07D405/00 ; C07C67/10 ; C07C59/72 ; C07C405/00 ; C07C231/02 ; C07D407/14
Abstract:
Novel processes for the preparation of a compound of Formula I-2 substantially free of the 5,6-trans isomer: wherein R2, R3 and R4 are as defined in the specification are provided. Novel intermediates for the preparations of isomer free Prostaglandins and derivatives thereof are also provided.
Public/Granted literature
- US20170015646A1 PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF ISOMER FREE PROSTAGLANDINS Public/Granted day:2017-01-19
Information query
