申请人:Bayer Aktiengesellschaft
公开号:US04904665A1
公开(公告)日:1990-02-27
A benzylaminoaryl-dihydropyridinelactone compound of the formula (I) ##STR1## in which R.sup.1 represents hydrogen, halogen, cyano, nitro, C.sub.6 -C.sub.12 -aryl, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, trifluoromethyl, trifluoromethoxy, trifluoromethylthio, difluoromethoxy, di-C.sub.1 -C.sub.5 -alkylamino, C.sub.1 -C.sub.6 -alkoxycarboxyl or C.sub.1 -C.sub.6 -alkylsulphonyl, R.sup.2 represents hydrogen, or represents a straight-chain, branched or cyclic, saturated or unsaturated hydrocarbon radical having up to 10 carbon atoms which is optionally substituted by C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -alkylsulphonyl, halogen, cyano, hydroxyl, pyridyl, thienyl, pyrimidyl, piperidinyl, phenyl or an amino group, where the amino group carries two identical or different substituents from the series comprising C.sub.1 -C.sub.5 -alkyl, phenyl or benzyl, R.sup.3 represents C.sub.1 -C.sub.5 -alkyl, or represents cyano, hydroxymethyl or formyl, and R.sup.4 represents hydrogen, halogen, C.sub.1 -C.sub.5 -alkyl or trifluoromethyl, and its isomers, isomeric mixtures, racemates or optical antipodes, and physiologically acceptable salts thereof. The compound being useful to improve the contractility of the heart and the tonus of the smooth muscles.
化合物(I)是一种苄基
氨基芳基
二氢吡啶内酯化合物,其
化学式为##STR1## 其中,R.sup.1代表氢、卤素、
氰基、硝基、C.sub.6-C.sub.12芳基、C.sub.1-C.sub.8烷基、C.sub.1-C.sub.8烷氧基、C.sub.1-C.sub.6烷
硫基、三
氟甲基、三
氟甲氧基、三
氟甲
硫基、二
氟甲氧基、二C.sub.1-C.sub.5烷基
氨基、C.sub.1-C.sub.6烷氧
羧酸或C.sub.1-C.sub.6烷基磺酰基,R.sup.2代表氢,或代表直链、支链或环状、饱和或不饱和的烃基,其碳原子数最多为10个,可以通过C.sub.1-C.sub.6烷氧基、C.sub.1-C.sub.6烷
硫基、C.sub.1-C.sub.6烷基磺酰基、卤素、
氰基、羟基、
吡啶基、
噻吩基、
嘧啶基、
哌啶基、苯基或
氨基取代,其中
氨基基团携带两个相同或不同的取代基,所述取代基来自于C.sub.1-C.sub.5烷基、苯基或苄基,R.sup.3代表C.sub.1-C.sub.5烷基,或代表
氰基、羟甲基或甲酰基,R.sup.4代表氢、卤素、C.sub.1-C.sub.5烷基或三
氟甲基,以及其异构体、异构体混合物、外消旋体或光学对映体,以及其生理上可接受的盐。该化合物可用于改善心脏的收缩能力和平滑肌的张力。