IMPROVED PROCESS FOR THE PREPARATION OF ESCITALOPRAM

摘要

The present invention discloses a cost effective and eco-friendly continuous process for the preparation of Escitalopram, (S enantiomer of Citalopram) and its acid addition salts thereof from racemic diol intermediate with high yield and purity and it also discloses the process for recovering racemic diol intermediate from mother liquor containing salts of unwanted enantiomer.