.beta.-(3,4-Dihydroxyphenyl)ethylamine hydrochloride 1,2-Benzenediol, 4-(2-aminoethyl)-, hydrochloride 3,4-Dihydroxyphenethylamine hydrochloride 3-Hydroxytyramine hydrochloride 4-(2-Aminoethyl)pyrocatechol hydrochloride 62-31-7 ASL 279 ASL-279 Dopamine hydrochloride Dopastat Dynatra Intropin Intropin [as hydrochloride] NSC169105 P 498 Pyrocatechol, 4-(2-aminoethyl)-, hydrochloride Revivan m-Hydroxytyramine hydrochloride