Invention Grant
US09115109B2 Processes and intermediates for the preparations of isomer free prostaglandins
有权
用于制备不含异构体的前列腺素的方法和中间体
- Patent Title: Processes and intermediates for the preparations of isomer free prostaglandins
- Patent Title (中): 用于制备不含异构体的前列腺素的方法和中间体
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Application No.: US13967473Application Date: 2013-08-15
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Publication No.: US09115109B2Publication Date: 2015-08-25
- 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 ; C07C405/00 ; C07C59/72 ; C07C67/10 ; 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
- US20150051410A1 PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF ISOMER FREE PROSTAGLANDINS Public/Granted day:2015-02-19
Information query
