.alpha.-(3,4-Dihydroxyphenyl)-.beta.-aminoethane 1,2-Benzenediol, 4-(2-aminoethyl)- 2-(3,4-Dihydroxyphenyl)ethylamine 3,4-Dihydroxyphenethylamine 3,4-Dihydroxyphenylethylamine 3-Hydroxytyramine 4-(2-Aminoethyl)pyrocatechol 51-61-6 ASL 279 Dopamin Dopamine Hydroxytyramin Intropin KW-3-060 NSC173182 Oxytyramine Pyrocatechol, 4-(2-aminoethyl)-