Invention Grant
- Patent Title: Processes for the preparation of novel benzimidazole derivatives
- Patent Title (中): 制备新型苯并咪唑衍生物的方法
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Application No.: US14253976Application Date: 2014-04-16
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Publication No.: US08921573B2Publication Date: 2014-12-30
- Inventor: Datong Tang , Guoyou Xu , Xiaowen Peng , Lu Ying , Ce Wang , Hui Cao , Jiang Long , In Jong Kim , Guoqiang Wang , Yao-Ling Qiu , Yat Sun Or
- Applicant: Enanta Pharmaceuticals, Inc.
- Applicant Address: US MA Watertown
- Assignee: Enanta Pharmaceuticals, Inc.
- Current Assignee: Enanta Pharmaceuticals, Inc.
- Current Assignee Address: US MA Watertown
- Agency: Elmore Patent Law Group P.C.
- Agent Roy P. Issac; Carolyn S. Elmore, Esq.
- Main IPC: C07D403/14
- IPC: C07D403/14

Abstract:
The present invention relates to processes and intermediates for the preparation of novel benzimidazole derivatives, especially in the synthesis of hepatitis C virus NS5A inhibitors. In particular, the present invention relates to processes and intermediates for the preparation of compounds of formulae (I-a):
Public/Granted literature
- US20140316143A1 PROCESSES FOR THE PREPARATION OF NOVEL BENZIMIDAZOLE DERIVATIVES Public/Granted day:2014-10-23
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