METHOD FOR PRODUCING OPTICALLY ACTIVE CITALOPRAM AND ITS INTERMEDIATE

摘要

PROBLEM TO BE SOLVED: To provide a method capable of efficiently producing an optically active citalopram by developing a new stereoselective reaction and performing improvement of atom economy. SOLUTION: The method for producing an optically active citalopram represented by formula (III) comprises a step for converting a compound represented by formula (I) to a compound represented by formula (II). COPYRIGHT: (C)2006,JPO&NCIPI