2-(N-acyl)amino-6,7-dimethoxy tetralines, process for their preparation and pharmaceutical compositions having antihypertensive activity containing same
2-(N-acyl)amino-6,7-dimethoxy tetraline of general formula (I) ##STR1## wherein R is selected from hydrogen and ethyl and A is an aminoacyl or dipeptidyl radical are endowed with potent anti-hypertensive activity.