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1. (WO2013121235) PROCESS FOR PREPARATION OF DRONEDARONE BY REMOVAL OF HYDROXYL GROUP

Pub. No.:    WO/2013/121235    International Application No.:    PCT/HU2013/000010
Publication Date: Fri Aug 23 01:59:59 CEST 2013 International Filing Date: Sat Feb 02 00:59:59 CET 2013
IPC: C07D 407/12
C07D 307/80
Applicants: SANOFI
Inventors: FRIESZ, Antal
DOMBRÁDY, Zsolt
Title: PROCESS FOR PREPARATION OF DRONEDARONE BY REMOVAL OF HYDROXYL GROUP
Abstract:
The invention relates to a process for preparation of dronedarone of formula (I) and pharmaceutically acceptable salts thereof characterized in that from the compound of formula (II). the hydroxyl group is removed,. and the obtained product is isolated and, if desired, converted into a pharmaceutically acceptable salt thereof.