(beta-,4-Dihydroxyphenethyl)methylammonium hydrogen (R-(R*,R*))-tartrate 1-(4-Hydroxyphenyl)-2-(methylamino)ethanol tartrate 136-38-9 Benzenemethanol, 4-hydroxy-alpha-((methylamino)methyl)-, (2R,3R)-2,3-dihydroxybutanedioate (1:1) (salt) Benzenemethanol, 4-hydroxy-alpha-((methylamino)methyl)-, (R-(R*,R*))-2,3-dihydroxybutanedioate (1:1) (salt) Benzyl alcohol, p-hydroxy-alpha-((methylamino)methyl)-, tartrate (1:1) EINECS 205-242-2 d,l-Synephrine tartrate