Invention Grant
- Patent Title: Process for the preparation of 3α,7α-dihydroxy-6α-ethyl-5β-cholan-24-oic acid
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Application No.: US16965243Application Date: 2019-01-25
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Publication No.: US11434256B2Publication Date: 2022-09-06
- Inventor: Thirumalai Rajan Srinivasan , Eswaraiah Sajja , Venkata Panakala Rao Gogulapati , Ganapathi Chary Nagunuri
- Applicant: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
- Applicant Address: IN Telangana
- Assignee: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
- Current Assignee: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
- Current Assignee Address: IN Telangana
- Agency: IP Pundit LLC
- Priority: IN20181003053 20180125,IN201841044858 20181128
- International Application: PCT/IN2019/050059 WO 20190125
- International Announcement: WO2019/145977 WO 20190801
- Main IPC: C07J9/00
- IPC: C07J9/00
Abstract:
The present invention relates to an improved process for the preparation of 3α,7α-dihydroxy6α-ethyl-5β-cholan-24-oic acid compound of formula-1, represented by the following structural formula: Formula-1 The present invention also relates to process for the preparation of ethylene diamine and tertiary butyl amine salts of 3α,7α-dihydroxy6α-ethyl-5β-cholan-24-oic acid which are useful in the preparation of pure 3α,7α-dihydroxy6α-ethyl-5β-cholan-24-oic acid.
Public/Granted literature
- US20200369713A1 PROCESS FOR THE PREPARATION OF 3α,7α-DIHYDROXY6α-ETHYL-5β-CHOLAN-24-OIC ACID Public/Granted day:2020-11-26
Information query
