Novel quinolones of the general formula ##STR1## wherein n is 0, 1 or 2; R.sub.1 is C.sub.1-4 alkyl; and R.sub.3 is hydrogen, C.sub.1-4 alkyl, methoxy, methylthio, halo or trifluoromethyl. These compounds have antihypertensive activity and may be used for treating hypertension in mammals. The quinolones are administered in novel therapeutic compositions comprising a quinolone of the above general formula together with a pharmaceutically acceptable carrier. Processes for making the novel quinolones are described.
一种新型
喹诺酮化合物,通式为##
STR1## 其中n为0、1或2;R.sub.1为C.sub.1-4烷基;R.sub.3为
氢、C.sub.1-4烷基、甲
氧基、甲
硫基、卤素或三
氟甲基。这些化合物具有降压活性,可用于治疗哺乳动物的高血压。该
喹诺酮与药物可接受的载体一起组成新型治疗组合物进行给药。同时还描述了制备新型
喹诺酮的方法。