Title: Dihydrocodeine
CAS Registry Number: 125-28-0
CAS Name: (5a,6a)-4,5-Epoxy-3-methoxy-17-methylmorphinan-6-ol
Additional Names: 6-hydroxy-3-methoxy-N-methyl-4,5-epoxymorphinan; dihydroneopine; drocode
Trademarks: Codhydrine; Dehacodin; DF 118; DH-codeine; Didrate (Penick); Dihydrin; Hydrocodin; Nadeine; Novicodin; Paracodin (Knoll); Parzone (Mallinckrodt); Rapacodin (Knoll)
Molecular Formula: C18H23NO3
Molecular Weight: 301.38
Percent Composition: C 71.73%, H 7.69%, N 4.65%, O 15.93%
Literature References: Prepd by reduction of codeine or neopine: Skita, Franck, Ber. 44, 2862 (1911); Wieland, Koralek, Ann. 433, 269 (1923); Stein, Pharmazie 10, 180 (1955).
Properties: Crystals from methanol + water, mp 112-113°; bp15 248°.
Melting point: mp 112-113°
Boiling point: bp15 248°
Derivative Type: Bitartrate (acid tartrate)
Trademarks: Fortuss (GP); DHC (Napp); Dico
Molecular Formula: C18H23NO3.C4H6O6
Molecular Weight: 451.47
Percent Composition: C 58.53%, H 6.47%, N 3.10%, O 31.89%
Properties: Crystals from methanol, contains 66.8% dihydrocodeine when completely anhydr. mp 192-193° (Stein). The commercial medicinal grade usually melts at 186-190°. [a]D25 -72 to -75° (c = 1 in H2O). One gram dissolves in 4.5 ml water. Sparingly sol in alcohol. Insol in ether.
Melting point: mp 192-193° (Stein)
Optical Rotation: [a]D25 -72 to -75° (c = 1 in H2O)
NOTE: This is a controlled substance (opiate): 21 CFR, 1308.12.
Therap-Cat: Analgesic (narcotic). Antitussive.
Keywords: Analgesic (Narcotic); Antitussive. |