申请人:Takeda Chemical Industries, Ltd.
公开号:US04892875A1
公开(公告)日:1990-01-09
Dihydropyridine derivatives and acid addition salts thereof which are of use as prophylactic or/and therapeutic drugs for cardiovascular diseases, said dihydropyridine derivatives having the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are the same or different and each is alkyl, cycloalkyl, cycloalkylalkyl or alkoxyalkyl; R.sup.4 and R.sup.5 are the same or different and each is hydrogen, halogen, nitro, trifluoromethyl, alkyl, cycloalkyl, alkoxy, cyano, alkoxycarbonyl or alkylthio; R.sup.6 is hydrogen, alkyl, cycloalkyl, aralkyl, aryl or a pyridyl; X is oxygen, sulfur, vinylene, azomethine or a group of the formula ##STR2## A is alkylene; Ar is aryl or a pyridyl; m is an integer of 1 to 3; n is an integer of 0 to 2.
二氢吡啶衍生物及其酸加成盐可用作心血管疾病的预防或/和治疗药物,其中所述的二氢吡啶衍生物具有以下式子:##STR1## 其中,R.sup.1,R.sup.2和R.sup.3相同或不同,且每个都是烷基,环烷基,环烷基烷基或烷氧基烷基;R.sup.4和R.sup.5相同或不同,且每个都是氢,卤素,硝基,三氟甲基,烷基,环烷基,烷氧基,氰基,烷氧羰基或烷基硫醚;R.sup.6是氢,烷基,环烷基,芳基烷基,芳基或吡啶基;X是氧,硫,乙烯基,偶氮基或式子##STR2##的基团;A是烷基;Ar是芳基或吡啶基;m是1到3的整数;n是0到2的整数。