Invention Grant
- Patent Title: Process for the preparation of ambrisentan and novel intermediates thereof
- Patent Title (中): 制备安立生坦及其新型中间体的方法
-
Application No.: US13382988Application Date: 2010-07-12
-
Publication No.: US08962832B2Publication Date: 2015-02-24
- Inventor: Kaushik Babubhai Sata , Bipin Pandey
- Applicant: Kaushik Babubhai Sata , Bipin Pandey
- Applicant Address: IN Ahmedabad, Gujarat
- Assignee: Cadila Healthcare Limited
- Current Assignee: Cadila Healthcare Limited
- Current Assignee Address: IN Ahmedabad, Gujarat
- Agency: Nixon & Vanderhye P.C.
- Priority: IN1626/MUM/2009 20090710; IN2233/MUM/2009 20090925; IN462/MUM/2010 20100219
- International Application: PCT/IN2010/000464 WO 20100712
- International Announcement: WO2011/004402 WO 20110113
- Main IPC: C07D239/34
- IPC: C07D239/34
Abstract:
The invention relates to improved processes for the preparation of ambrisentan. The invention also relates to a novel intermediate useful in the preparation of ambrisentan and a process for the preparation of the intermediate. The invention also relates to new polymorphic form of ambrisentan. In particular, it relates to a polymorphic form, designated as Form I of ambrisentan and a process for the preparation of the Form I.
Public/Granted literature
- US20120184573A1 PROCESS FOR THE PREPARATION OF AMBRISENTAN AND NOVEL INTERMEDIATES THEREOF Public/Granted day:2012-07-19
Information query
