申请人:Nippon Chemiphar Co., Ltd.
公开号:US05070089A1
公开(公告)日:1991-12-03
A therapeutic agent for liver disease containing as an active ingredient a piperazine derivative having the formula: ##STR1## wherein, A represents a phenyl, p-benzoquinonyl or cumarinyl group which may have at least one substituent selected from the group consisting of halogen, alkyl, fluoroalkyl, formyl, alkoxycarbonyl, acyl, hydroxy, alkoxy, acyloxy, glycosyloxy, amino, alkylamino, mercapto, alkylthio and nitro; B represents a single bond or a straight chain alkylene group containing 1-4 carbon atoms which may have at least one substituent selected from the group consisting of alkyl, aryl, aralkyl, hydroxy and oxo; R represents an atom or a group selected from the group consisting of hydrogen, alkali metal, alkaline earth metal, alkyl, cycloalkyl, aralkyl and aryl; and n is 2 or 3, or its pharmaceutically acceptable salt is disclosed.
一种治疗肝病的药物,其活性成分为含有以下式子的
哌嗪衍
生物:##STR1## 其中,A代表苯基、
对苯二酚基或
香豆素基,该基团可以具有以下取代基之一:卤素、烷基、氟烷基、甲酰基、烷氧羰基、酰基、羟基、烷氧基、酰氧基、糖基氧基、
氨基、烷基
氨基、巯基、烷
硫基和硝基;B代表单键或含有1-4个碳原子的直链烷基,该烷基可以具有以下取代基之一:烷基、芳基、芳基烷基、羟基和酮基;R代表氢、碱
金属、碱土
金属、烷基、环烷基、芳基烷基和芳基中的一个原子或基团;n为2或3,或者其药学上可接受的盐。