NEW PROCESS FOR THE SYNTHESIS OF (2E)-3-(3,4-DIMETHOXYPHENYL)PROP-2-ENENITRILE, AND APPLICATION IN THE SYNTHESIS OF IVABRADINE AND ADDITION SALTS THEREOF WITH A PHARMACEUTICALLY ACCEPTABLE ACID

摘要

The present invention relates to a novel method for synthesizing (2E)-3-(3,4-dimethoxyphenyl) prop-2-en-nitrile and application thereof in synthesis of ivabradine and addition salts thereof with pharmaceutically acceptable acid. A compound of the present invention is presented by chemical formula (I).