The chemical Ractopamine hydrochloride has a designated molecular formula of C18H24ClNO3 and a molecular weight of 337.844 g/mol. Synonyms may include: Benzenemethanol, 4-hydroxy-alpha-(((3-(4-hydroxyphenyl)-1-methylpropyl)amino)methyl)-, hydrochloride, Ractopamine HCl, UNII-309G9J93TP, El737, LYO31537, Optaflexx 45, Paylean 9, Topmax, EC 415-170-5 (ChemID). Ractopamine hydrochloride has been assigned a MeSH pharmacological action of: Adrenergic beta-Agonist.