A series of novel 4-substituted piperazinyl-pyridine and 4-substituted piperazinyl-imidazole compounds have been prepared, including their pharmaceutically acceptable salts, wherein the 4-substituent is a lower phenylalkyl group or a derivative thereof further substituted on the phenyl moiety by a sulphamoyl or sulphonylamino group or by a nitro, amino or acetamido group. These particular compounds are useful in therapy as highly effective anti-arrhythmic agents and therefore, are of value in the treatment of various cardiac arrythmias. The most preferred member compound of the series is N-4-[1-hydroxy-2-(4-[4-pyridinyl]-1-piperazinyl)ethyl]phenyl} methanesulphonamide. Methods for preparing all these compounds from known starting materials are provided.
一系列新的4-取代
哌嗪基
吡啶和4-取代
哌嗪基
咪唑化合物已经制备,包括它们的药学上可接受的盐,其中4-取代基是一个较低的苯基烷基或其衍
生物,进一步在苯基上通过磺酰胺基或磺酰胺基
氨基或硝基、
氨基或乙酰胺基基团取代。这些特定的化合物在治疗中非常有效地作为抗心律失常剂使用,因此在治疗各种心脏心律失常方面具有价值。该系列中最优选的成员化合物是N-4-[1-羟基-2-(4-[4-
吡啶基]-1-
哌嗪基)乙基]苯基}
甲烷磺酰胺。提供了从已知起始材料制备所有这些化合物的方法。