Propranolol D7 hydrochloride is a deuterium labeled Propranolol hydrochloride. Propranolol hydrochloride is a nonselective antagonist of β-adrenergic receptor (βAR).
4-Hydroxypropranolol D7 hydrochloride is deuterium-labeled 4-Hydroxypropranolol hydrochloride. 4-Hydroxypropranolol hydrochloride is an active metabolite of Propranolol, with a potency comparable to Propranolol. It inhibits β1- and β2-adrenergic receptors