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.
描述了一种简化的制备基本取代苯乙腈的过程,特别是维拉帕米。该过程比现有技术中已知的过程具有更少的阶段和更高的产率。