申请人:Smith Kline & French Laboratories Limited
公开号:US04111936A1
公开(公告)日:1978-09-05
Substituted phenyl pyridazinethiones which are useful intermediates in the preparation of substituted phenylhydrazinopyridazines which have .beta.-adrenergic blocking and vasodilator activity.
取代苯基吡啶硫酮是制备取代苯基肼吡啶类化合物的有用中间体,这些化合物具有β-肾上腺素能受体阻滞和血管扩张活性。