The chemical Meptazinol hydrochloride has a designated molecular formula of C15H24ClNO and a molecular weight of 269.813 g/mol. Synonyms may include: EINECS 261-683-0, 3-(3-Ethylhexahydro-1-methyl-1H-azepin-3-yl)phenol hydrochloride, m-(3-Ethyl-1-methyl-hexahydro-1H-azepin-3-yl)phenol hydrochloride, Phenol, m-(3-ethyl-1-methyl-hexahydro-1H-azepin-3-yl)-, hydrochloride, WY 22811, IL 22811, Meptazinol HCl, UNII-T62FQ4ZCPA (ChemID). Meptazinol hydrochloride has been assigned a MeSH pharmacological action of: Narcotic Antagonist.