The invention relates to imidazo[1,2-a]quinolines of formula (I) ##STR1## and their pharmaceutically acceptable acid addition salts. In formula I R.sup.1 and R.sup.2 which may be the same or different each represent hydrogen, lower alkyl, lower alkoxy, trifluoromethyl or halogen, R.sup.3 and R.sup.4 which may be the same or different each represent lower alkyl and R.sup.5 represents hydrogen, lower alkyl, aryl or arylloweralkyl. The compounds possess hypotensive activity.
本发明涉及式(I)的
咪唑并[1,2-a]
喹啉化合物及其药学上可接受的酸盐。在式(I)中,R.sup.1和R.sup.2,它们可以相同也可以不同,分别代表氢、较低的烷基、较低的烷氧基、三
氟甲基或卤素,R.sup.3和R.sup.4,它们可以相同也可以不同,分别代表较低的烷基,而R.sup.5代表氢、较低的烷基、芳基或芳基较低烷基。这些化合物具有降压活性。