The chemical Quinidine has a designated molecular formula of C20H24N2O2 and a molecular weight of 324.424 g/mol. Synonyms may include: CCRIS 672, Chinidin [German], Cinchonan-9-ol, 6'-methoxy-, (9S)-, Conchinin, Conquinine, EINECS 200-279-0, HSDB 225, (9S)-6'-Methoxycinchonan-9-ol, alpha-(6-Methoxy-4-quinolyl)-5-vinyl-2-quinuclidinemethanol (9S)-, (9S)-6-Methoxy-alpha-(5-vinyl-2-quinuclidinyl)-4-quinolinemethanol (ChemID). Quinidine has been assigned a MeSH pharmacological action of: Adrenergic alpha-Antagonist, Cytochrome P-450 CYP2D6 Inhibitor, Enzyme Inhibitor, Muscarinic Antagonist.