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.
本发明涉及一种制备光学活性4-[羟基[5-(
咪唑-1-基)-2-甲基苯基]甲基]-
3,5-二甲基苯甲酸或其酯的方法,包括在特定
锌化合物和光学活性二胺化合物的存在下,将4-[5-(
咪唑-1-基)-2-甲基苯甲酰基]-
3,5-二甲基苯甲酸或其酯与
硅烷试剂反应。