Method of asymmetrically reducing 4-[5-(imidazol-1-yl)-2-methylbenzoyl]-3,5- dimethylbenzoic acid or ester thereof
申请人:Ushio Hiroyuki
公开号:US20070161803A1
公开(公告)日:2007-07-12
The invention relates to a method of producing an optically active 4-[hydroxy[5-(imidazol-1-yl)-2-methylphenyl]methyl]-3,5-dimethylbenzoic acid or an ester thereof, which includes reacting 4-[5-(imidazol-1-yl)-2-methylbenzoyl]-3,5-dimethylbenzoic acid or an ester thereof with a silane agent in the presence of a particular zinc compound and an optically active diamine compound.
METHOD OF ASYMMETRICALLY REDUCING 4- 5-(IMIDAZOL-1-YL)-2-MET HYLBENZOYL -3,5-DIMETHYL-BENZOIC ACID OR ESTER THEREOF
申请人:Mitsubishi Pharma Corporation
公开号:EP1719764A1
公开(公告)日:2006-11-08
The invention relates to a method of producing an optically active 4-[hydroxy[5-(imidazol-1-yl)-2-methylphenyl]methyl]-3,5-dimethylbenzoic acid or an ester thereof, which includes reacting 4-[5-(imidazol-1-yl)-2-methylbenzoyl]-3,5-dimethylbenzoic acid or an ester thereof with a silane agent in the presence of a particular zinc compound and an optically active diamine compound.