Antihypertensive compounds of the formula III ##STR1## wherein X is chloro or trifluoromethyl; wherein R is hydrogen or alkyl of 1 to 3 carbon atoms, inclusive; wherein R.sub.1 is phenyl or phenyl substituted with one or two alkyl, alkoxy, trifluoromethyl or halo substituents, in which alkyl and alkoxy are each of 1 to 3 carbon atoms, inclusive, and halo is fluoro, chloro or bromo, are prepared by reacting a 4-chloro-7-substituted quinoline of formula I with a compound of the formula II ##STR2## wherein R and R.sub.1 are defined as above. The pharmacologically acceptable acid addition salts of compounds of formula III can also be used as antihypertensive agents.
公式III的降压化合物为##STR1## 其中X为
氯或三
氟甲基;其中R为氢或1至3个碳原子的烷基;其中R.sub.1为苯基或被一或两个烷基,烷氧基,三
氟甲基或卤素取代的苯基,其中烷基和烷氧基均为1至3个碳原子,卤素为
氟,
氯或
溴。所述化合物通过将公式I的4-
氯-7-取代
喹啉与公式II的化合物反应而制备。公式III化合物的药学上可接受的酸盐也可用作降压剂。