- Patent Title: Method for producing pyrrole derivative, and intermediate thereof
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Application No.: US15043260Application Date: 2016-02-12
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Publication No.: US09765025B2Publication Date: 2017-09-19
- Inventor: Masashi Watanabe , Hiroshi Nagasawa , Noritada Sato
- Applicant: Daiichi Sankyo Company, Limited
- Applicant Address: JP Chuo-ku
- Assignee: Daiichi Sankyo Company, Limited
- Current Assignee: Daiichi Sankyo Company, Limited
- Current Assignee Address: JP Chuo-ku
- Agency: Christensen O'Connor Johnson Kindness PLLC
- Priority: JP2013-175172 20130827
- Main IPC: C07D207/34
- IPC: C07D207/34 ; C07D207/456 ; C07B57/00 ; C12P41/00 ; C12P17/10
Abstract:
The present invention provides a method for producing an atropisomer of a pyrrole derivative having excellent mineralocorticoid receptor antagonistic activity, and an intermediate thereof. A method for producing an atropisomer of a pyrrole derivative using a compound represented by (B) [wherein R1 represents a C1-C4 alkyl group, and R2 represents a 2-hydroxyethyl group or a carboxymethyl group] as a production intermediate.
Public/Granted literature
- US20160237034A1 METHOD FOR PRODUCING PYRROLE DERIVATIVE, AND INTERMEDIATE THEREOF Public/Granted day:2016-08-18
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