Procedure for the synthesis of 3 - (2 - bromo - 4.5 - dimetoxifenil) propanenitrile, and application to the synthesis of Ivabradine and its Addition salts with a pharmaceutically acceptable acid

摘要

Claim 1: procedure for Synthesis of the compound of formula (1), wherein the compound of formula (2) is subjected to the action of a base in the presence of acetonitrile in an organic solvent for the compound of formula (1).