申请人:Yamanouchi Pharmaceutical Co., Ltd.
公开号:US04843085A1
公开(公告)日:1989-06-27
The present invention provides pyridine derivatives of following general formula (I) or a physiologically acceptable acid addition salt thereof: ##STR1## wherein R.sub.1 is a hydrogen atom or a hydroxy group, R.sub.2 and R.sub.3, which may be the same or different, each is a lower alkyl group, and n is an integer of 1 to 6. The invention also provides for producing the pyridine derivative and pharmaceutical compositions containing the same. The compounds (I) possess anti-arrhythmic activity.
本发明提供以下一般式(I)的吡啶衍生物或其生理上可接受的酸加盐:##STR1## 其中,R.sub.1是氢原子或羟基,R.sub.2和R.sub.3可以相同也可以不同,分别是较低的烷基,n是1到6的整数。本发明还提供制备该吡啶衍生物和含有其的制药组合物。化合物(I)具有抗心律失常活性。