申请人:NISSHIN FLOUR MILLING CO., LTD.
公开号:EP0254322A1
公开(公告)日:1988-01-27
Compounds are described of formula (I)
wherein R1 is a hydrogen atom, an alkyl group, an alkoxy group, a dialkylamino group or a halogen atom; n is 1 to 4; R2 is a hydrogen atom, an alkyl group, an unsubstituted or substituted aminoalkyl group, an acyl group, an unsubstituted or substituted aralkyl group, a carboxyalkyl group, an alkoxycarbonylalkyl group or
wherein X is an unsubstituted or substituted-phenyl, -benzyl, -benzoyl or -furoyl group; A is -NR3-where R3 is hydrogen or alkyl, an alkylene or an alkylidene; and B is a heterocyclic group selected from triazolyl, pyridyl, pyridazinyl, pyrimidinyl, pyrazinyl, benzimidazolyl, benzothiazolyl, quinolyl and isoquinolyl, said heterocyclic group being optionally substituted by one or more alkyl, alkoxy, nitro or phenyl group, and the physiologically acceptable acid addition salts thereof. The compound of formula (I) are of a cardiotonic activity and thus may be useful for the treatment of circulatory diseases.
所述化合物为式(I)
其中 R1 是氢原子、烷基、烷氧基、二烷基氨基或卤素原子;n 是 1 至 4; R2 是氢原子、烷基、未取代或取代的氨基烷基、酰基、未取代或取代的芳基、羧基烷基、烷氧基羰基烷基或
其中 X 是未取代或取代的苯基、-苄基、-苯甲酰基或糠酰基;A 是-NR3-其中 R3 是氢或烷基、亚烷基或亚烷基;B 是选自三唑基、吡啶基、哒嗪基、嘧啶基、吡嗪基、苯并咪唑基、苯并噻唑基、喹啉基和异喹啉基的杂环基团,所述杂环基团可任选被一个或多个烷基、烷氧基、硝基或苯基取代,以及其生理上可接受的酸加成盐。式(I)化合物具有强心活性,因此可用于治疗循环系统疾病。