3-Hydroxy-L-tyrosine hydrochloride 5796-14-5 ALANINE, 3-(3,4-DIHYDROXYPHENYL)-, HYDROCHLORIDE, L- Dopa hydrochloride EINECS 227-342-5 L-Dopa hydrochloride L-Tyrosine, 3-hydroxy-, hydrochloride (9CI)