Synonyms: 14-Hydroxycodeinone butyrate;Codeinone, 14-hydroxy-, butyrate;BRN 4947306;Morphinan-6-one, 7,8-didehydro-4,5-alpha-epoxy-14-hydroxy-3-methoxy-17-methyl-, butyrate (ester);Morphinan-6-one, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-14-(1-oxobutoxy)-, (5-alpha)-;LS-92099;909-94-4