| abstract |
THE PRESENT INVENTION IS FOR A PROCEDURE FOR THE PREPARATION OF DERIVATIVES OF AMIDINO-4-CHROMANE AND AMIDINO-4-PYRANE (3, 2-C) PIRIDINE. SUCH DERIVATIVES HAVE ANTI-HYPERTENSIVE AND ANTIARRHYTHMIC ACTIVITIES, ACCORDING TO FORMULA (I) IN WHICH A + B = -CH = CH-CH-N- O -CH = CR4-CR5 = CH-; X = N, NB ---- O, C-Z; R1 = H, CN, NO2, C1-C4 ALKYL, OH, C1-C4 ALCOXY, CF3CO-, CH3-SO2-, AND SO2-, R2 = H; R3 = OH OR OCOCH3 OR R2 + R3 = DOUBLE LINK. |