申请人:Nippon Shinyaku Co., Ltd.
公开号:US04642307A1
公开(公告)日:1987-02-10
1-phenoxy-3-(4-phenylpiperazino)-2-propanol derivatives of the formula (I): ##STR1## and pharmaceutically acceptable salts thereof wherein R.sup.1 is hydrogen, halo or lower alkyl; R.sup.2 is pyrrolidino, piperidino, morpholino or perhydroazepino unsubstituted or substituted by carbonyl at the alpha-position; R.sup.3 is hydrogen, lower alkyl or lower alkoxycarbonyl; and R.sup.4 is hydrogen, lower alkyl unsubstituted or alpha-substituted by lower alkoxy, lower alkoxy, halo or lower alkanoyl are useful for their alpha and beta-adrenergic blocking action and their hypotensive activity in humans and animals.
式(I)中的1-苯氧基-3-(4-苯基哌嗪基)-2-丙醇衍生物及其药学上可接受的盐,其中R1是氢、卤或低烷基;R2是吡咯烷基、哌啶基、吗啡啉基或未取代或在α-位置被羰基取代的过氮杂辛烷基;R3是氢、低烷基或低烷氧羰基;R4是氢、未取代的低烷基或α-取代的低烷氧基、卤或低烷酰基。它们具有在人和动物中的α和β肾上腺素阻滞作用和降压活性。