PROCESS FOR THE SYNTHESIS OF 7,8-DIMETHOXY-1,3-DIHYDRO-2H-3-BENZAZEPIN-2-ONE COMPOUNDS, AND APPLICATION IN THE SYNTHESIS OF IVABRADINE

摘要

Process for the synthesis of the compound of formula (I):wherein R represents a para-mnethoxybenzyl (PMB) group or the following group:Application in the synthesis of ivabradine and addition salts thereof with a pharmaceutically acceptable acid.