2-[(1-Methyl-2-phenoxyethyl)amino]ethanol is an intermediate in synthesizing N-(2-Chloroethyl)-1-phenoxy-2-propanamine Hydrochloride (C349003), which is the Impurity B of the drug Phenoxybenzamine Hydrochloride (P227990) which is an irreversible α-antagonist used in the treatment of hypertension. It has a relatively slow onset and prolonged effect when compared to alternative α-blockers.