Dihydrocodeinone Enol Acetate
Title: Dihydrocodeinone Enol Acetate
CAS Registry Number: 466-90-0
CAS Name: (5a)-6,7-Didehydro-4,5-epoxy-3-methoxy-17-methylmorphinan-6-ol acetate (ester)
Additional Names: demethyldihydrothebaine acetate (ester); acetyldemethyldihydrothebaine; acetyldihydrocodeinone; thebacon
Molecular Formula: C20H23NO4
Molecular Weight: 341.40
Percent Composition: C 70.36%, H 6.79%, N 4.10%, O 18.75%
Literature References: Prepn by refluxing dihydrocodeinone with acetic anhydride and anhydr sodium acetate: Small et al., J. Org. Chem. 3, 204 (1938).
Properties: Needles from methanol, mp 154°. Practically insol in water. Soluble in most organic solvents.
Melting point: mp 154°
Derivative Type: Hydrochloride
CAS Registry Number: 20236-82-2
Trademarks: Acedicon (Boehringer, Ing.)
Molecular Formula: C20H23NO4.HCl
Molecular Weight: 377.86
Percent Composition: C 63.57%, H 6.40%, N 3.71%, O 16.94%, Cl 9.38%
Properties: Crystals, mp 132-135° (dec). Very sol in water. Stable in boiling water.
Melting point: mp 132-135° (dec). Very sol in water. Stable in boiling water
NOTE: This is a controlled substance (opium derivative): 21 CFR, 1308.11.
Therap-Cat: Analgesic (narcotic). Antitussive.
Keywords: Analgesic (Narcotic); Antitussive.

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