Novel dihydropyridine derivatives which are useful for treating congestive heart failure, hypertension, and angina have the formula 1: ##STR1## or a pharmaceutically acceptable acid addition salt thereof, wherein: n is an integer from 0 to 8; Y is --O, --NH, --NR.sub.2, --S, --S(O), --S(O).sub.2, or a bond; R.sub.1 and R.sub.2 are each independently A.sub.1, A.sub.2, A.sub.3 or A.sub.4 where: A.sub.1 is --(CH.sub.2).sub.m (CHOH).sub.p CH.sub.2 OH; A.sub.2 is --(CH.sub.2).sub.q CH.sub.(3-r) [(CH.sub.2).sub.s OH].sub.r ; A.sub.3 is --(CH.sub.2).sub.q CH.sub.(3-r) [(CH.sub.2).sub.p COOR.sub.3 ].sub.r ; and A.sub.4 is --(CH.sub.2).sub.m COOR.sub.3 ; where: m is an integer from 1 to 8; p is an integer from 0 to 4; q is an integer from 0 to 8; r is 2 or 3; s is an integer from 1 to 4; and R.sub.3 is H or alkyl of 1 to 18 carbon atoms; R.sub.4 is --NO.sub.2, --CF.sub.3, or halo; and R.sub.5 is lower alkyl or --CH.sub.2 CH.sub.2 OCH.sub.3.
适用于治疗充血性心力衰竭、高血压和心绞痛的新型二氢
吡啶衍生物具有以下式子1:##STR1## 或其药学上可接受的酸盐加成物,其中:n是0到8的整数;Y是--O、--NH、--NR.sub.2、--S、--S(O)、--S(O).sub.2或一个键;R.sub.1和R.sub.2各自独立地是A.sub.1、A.sub.2、A.sub.3或A.sub.4,其中:A.sub.1是--(CH.sub.2).sub.m (CHOH).sub.p CH.sub.2 OH;A.sub.2是--(CH.sub.2).sub.q CH.sub.(3-r) [(CH.sub.2).sub.s OH].sub.r;A.sub.3是--(CH.sub.2).sub.q CH.sub.(3-r) [(CH.sub.2).sub.p COOR.sub.3 ].sub.r;A.sub.4是--(CH.sub.2).sub.m COOR.sub.3;其中:m是1到8的整数;p是0到4的整数;q是0到8的整数;r是2或3;s是1到4的整数;R.sub.3是H或1到18个碳原子的烷基;R.sub.4是--NO.sub.2、--CF.sub.3或卤素;R.sub.5是低碳烷基或--CH.sub.2 CH.sub.2 OCH.sub.3。