申请人:Dainippon Pharmaceutical Co., Ltd.
公开号:US04080453A1
公开(公告)日:1978-03-21
1-Substituted-4-(1,2-diphenylethyl)piperazine derivatives of the formula: ##STR1## wherein X is 2- or 3-hydroxy, 2-methoxy, 3-methyl, 3-alkoxy having 1 to 4 carbon atoms, or 2- or 3-alkanoyloxy having 2 to 5 carbon atoms; R is allyl, 3-hydroxyisoamyl, 3-methyl-2-butenyl, 3-methyl-3-butenyl, propyl, an unsubstituted monocycloalkyl having 5 to 8 carbon atoms, 2-chlorophenyl, or a phenyl substituted by hydroxy or methoxy; with proviso that when X is a substituent at position 2, R is cyclohexyl and when X is 3-methyl, R is 2-methoxyphenyl or an unsubstituted monocycloalkyl having 6 to 8 carbon atoms, and their pharmaceutically acceptable salts, and the preparation thereof, and analgesic or antitussive compositions containing the same as the essentially active ingredient.
1-取代-4-(1,2-二苯乙基)哌嗪衍生物的化学式为:##STR1## 其中X为2-或3-羟基,2-甲氧基,3-甲基,3-烷氧基(碳原子数为1至4),或2-或3-烷酰氧基(碳原子数为2至5);R为烯丙基,3-羟基异戊基,3-甲基-2-丁烯基,3-甲基-3-丁烯基,丙基,未取代的含有5至8个碳原子的单环烷基,2-氯苯基,或被羟基或甲氧基取代的苯基;但当X为2位置的取代基时,R为环己基,当X为3-甲基时,R为2-甲氧基苯基或未取代的含有6至8个碳原子的单环烷基,以及其药学上可接受的盐,其制备方法,以及含有其作为基本活性成分的镇痛或止咳组合物。