申请人:Hoffmann-La Roche Inc.
公开号:US04696930A1
公开(公告)日:1987-09-29
Compounds of the formula: ##STR1## wherein R.sub.1 is --alkylene'-13 NH.sub.2 or --alkylene'--A'; R.sub.2, R.sub.3 and R.sub.4 are independently hydrogen or methyl; A and A' are, independently, unsubstituted or lower alkyl or aryl substituted pyridinyl, imidazolyl, or pyrimidinyl; and when, an asymmetric carbon is present, enantiomers thereof, or racemic mixtures thereof; or pharmaceutically acceptable salts thereof, are described. These compounds are useful as antiarrhythmic agents.
该化合物的公式为:##STR1## 其中R.sub.1为--alkylene'-13 NH.sub.2或--alkylene'--A';R.sub.2,R.sub.3和R.sub.4分别为氢或甲基;A和A'分别为未取代或低碳基或芳基取代的吡啶基、咪唑基或嘧啶基;当存在不对称碳时,其对映体或外消旋混合物;或其药学上可接受的盐。这些化合物可用作抗心律失常剂。