PROCESS FOR CINACALCET HYDROCHLORIDE

摘要

3-[3-(Trifluoromethyl)phenyl]propionaldehyde is a key intermediate for the preparation of cinacalcet hydrochloride. The present invention provides a novel process for the preparation of 3-[3-(trifluoromethyl)phenyl]propionaldehyde. The present invention also provides an improved process for preparation of cinacalcet hydrochloride in high yields. The present invention further provides a process for purification of cinacalcet hydrochloride.