申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US05371097A1
公开(公告)日:1994-12-06
A compound of the formula: ##STR1## wherein R.sup.1 is amino, acylamino, cyclo(lower)alkenylamino having amino and oxo, imido, triazolylamino, benzoisothiazolylamino, wherein each of said heterocyclicamino groups may be substituted by one or more substituent(s) selected from the group consisting of lower alkyl, amino and oxo, 2-cyano-3-lower alkylguanidino, 2-acyl-3-lower alkylguanidino, 2-acylguanidino, (1-lower alkylamino-2-nitrovinyl)amino, hydroxy, halogen, cyano, acyl, benzimidazolylthio, triazolyl substituted with amino, or a group of the formula: ##STR2## in which R.sup.4 is hydrogen, cyano, or acyl, and R.sup.5 is amino or lower alkoxy, R.sup.2 and R.sup.3 are each hydrogen, acyl or lower alkyl which may have halogen; or R.sup.2 and R.sup.3 are linked together to form lower alkylene, Y is ##STR3## in which R.sup.6 is hydrogen or halogen, and A is lower alkylene, or pharmaceutically acceptable salt thereof.
该化合物的
化学式为:##STR1## 其中R.sup.1为
氨基,酰胺基,环(较低)烯基
氨基,具有
氨基和氧代的
亚胺基,三唑基
氨基,苯并
异噻唑基
氨基,其中所述的每个杂环
氨基基团可以被选自较低烷基,
氨基和氧代的一个或多个取代基取代,2-
氰基-3-较低烷基
胍基,2-酰基-3-较低烷基
胍基,2-酰基
胍基,(1-较低烷基
氨基-2-
硝基乙烯基)
氨基,羟基,卤素,
氰基,酰基,
苯并咪唑基
硫醚,三唑基被
氨基取代,或一个
化学式为:##STR2## 其中R.sup.4为氢,
氰基或酰基,R.sup.5为
氨基或较低烷氧基,R.sup.2和R.sup.3为氢,酰基或较低烷基,可以具有卤素;或R.sup.2和R.sup.3连接在一起形成较低烷基,Y为##STR3## 其中R.sup.6为氢或卤素,A为较低烷基,或其药学上可接受的盐。