| abstract |
Circulation-active dihydropyridines of the formula <IMAGE> in which R1 is H, CN, NO2 or -COOR7, R7 is H, alkyl or various other radicals, R2 and R4 each independently is alkyl or other radicals, R3 is H or optionally substituted alkyl, R5 completes a keto or ester group, and R6 is a direct bond or -CF2- or -CHF-, and physiologically acceptable salts thereof. |