Synonyms: Levorphanol tartrate dihydrate;Levorphanol D-tartrate dihydrate;(-)-17-Methylmorphinan-3-ol tartrate dihydrate;(-)-3-Hydroxy-N-methylmorphinan tartrate dihydrate;l-3-Hydroxy-N-methylmorphinan D-tartrate dihydrate;Morphinan-3-ol, N-methyl-, D-tartrate, dihydrate (1:1), (-)-;Morphinan-3-ol, 17-methyl-, (2S,3S)-2,3-dihydroxybutanedioate (1:1)(salt), dihydrate;5985-38-6;Levo-dromoran (TN);UNII-04WQU6T9QI;Levorphanol tartrate (USP);Levorphanol tartrate [USAN];LS-92040;D00841;17-Methylmorphinan-3-ol, tartrate (1:1) (salt) dihydrate;5985-51-3;6700-40-9;Morphinan-3-ol, 17-methyl-, (R-(R*,R*))-2,3-dihydroxybutanedioate (1:1) (salt), dihydrate;Morphinan-3-ol, 17-methyl-, (S-(R*,R*))-2,3-dihydroxybutanedioate (1:1) (salt), dihydrate