申请人:Yamanouchi Pharmaceutical Co., Ltd.
公开号:US04782160A1
公开(公告)日:1988-11-01
A 1,4-dihydropyridine derivative represented by general formula (I): ##STR1## wherein: R.sup.1 and R.sup.2 : which may be the same or different, each represents an alkyl group which may be intervened by an oxygen atom, a cycloalkyl-substituted lower alkyl group or a halogen-substituted lower alkyl group; R.sup.3 and R.sup.4 : which may be the same or different, each represents a lower alkyl group; R.sup.5 and R.sup.6 : which may be the same or different, each represents a hydrogen atom, a nitro group, a halogen atom, a lower alkyl group, a lower alkoxy group, a lower alkylthio group, a lower alkylsulfonyl group or a lower alkylsulfinyl group; R.sup.7 : hydrogen atom or a lower alkyl group; R.sup.8 : a lower alkyl group; a hydroxy-lower alkyl group, an aralkyl group, an aryl group, a lower acyl group, a lower alkylsulfonyl group or an aryloxy-lower alkyl group, an aryloxy-lower alkoxy group, provided that R.sup.7 and R.sup.8 may be combined together with a nitrogen atom(s) to form a pyrrole ring, a piperidine ring, a morpholine ring or a piperadine ring or azepine ring which may be substituted with a lower alkyl group or an aralkyl group; A: an alkylene group, an alkenylene group or an alkynylene group; and, Y: an oxygen atom or a sulfur atom; or a salt thereof.
一种由一般式(I)表示的1,4-二氢吡啶衍生物:##STR1##其中:R.sup.1和R.sup.2:可以相同也可以不同,每个代表一个可以由氧原子干扰的烷基基团,一个环烷基取代的较低烷基基团或一个卤代取代的较低烷基基团;R.sup.3和R.sup.4:可以相同也可以不同,每个代表一个较低烷基基团;R.sup.5和R.sup.6:可以相同也可以不同,每个代表一个氢原子,一个硝基基团,一个卤原子,一个较低烷基基团,一个较低烷氧基团,一个较低烷硫基团,一个较低烷基磺酰基团或一个较低烷基亚磺基团;R.sup.7:氢原子或一个较低烷基基团;R.sup.8:一个较低烷基基团;一个羟基较低烷基基团,一个芳基烷基基团,一个芳基基团,一个较低酰基基团,一个较低烷基磺酰基团或一个芳氧较低烷基基团,一个芳氧较低烷氧基团,提供R.sup.7和R.sup.8可以结合一个或多个氮原子形成吡咯环,哌啶环,吗啉环或哌啶环或氮杂环,该环可以用一个较低烷基基团或一个芳基烷基基团取代;A:一个烷基基团,一个烯烃基团或一个炔烃基团;以及Y:一个氧原子或一个硫原子;或其盐。