Answer:
alprenolol is a secondary alcohol 2- propanol and is substituted at position 3 by isopropylamino group and at position 1 by 2-allylphenoxy group.
It is beta adrenergic ant-agonist which is sympatholytic agent means anti-hypertensive, anti-anginal drug (decreases heart rate and blood pressure)
Explanation:
Below is the 2 dimension structure of alprenolol compound.