N-alkyl derivatives of 2-amino-6,7-dimethoxy tetraline having general formula (I) ##STR1## wherein R is selected from hydrogen, ethyl, n-propyl and methyl cyclopropyl; R.sub.1 is selected from hydrogen, hydroxy and --OR.sub.3 wherein R.sub.3 is selected from methyl, ethyl and n-propyl; and R.sub.2 is selected from hydrogen, methyl, hydroxy, trifluoromethyl, fluoro and methoxy, are endowed with potent antihypertensive activity.
具有通式(I)的2-
氨基-6,7-二甲氧基四氢
萘的N-烷基衍
生物,其中R从氢、乙基、正丙基和甲基环丙基中选择;R.sub.1从氢、羟基和-OR.sub.3中选择,其中R.sub.3从甲基、乙基和正丙基中选择;而R.sub.2从氢、甲基、羟基、三
氟甲基、
氟和甲氧基中选择,具有强效的降血压活性。