Process for the preparation of basically substituted phenylacetonitriles
申请人:Ludwig Heumann & Co., GmbH
公开号:US04697035A1
公开(公告)日:1987-09-29
A simplified process for the preparation of basically substituted phenylacetonitriles, in particular of verapamil, is described. This process is carried out with fewer stages and higher yields than the known processes according to the state of the art.