Title: Meptazinol
CAS Registry Number: 54340-58-8
CAS Name: 3-(3-Ethylhexahydro-1-methyl-1H-azepin-3-yl)phenol
Additional Names: 1-methyl-3-ethyl-3-(m-hydroxyphenyl)hexahydro-1H-azepine
Molecular Formula: C15H23NO
Molecular Weight: 233.35
Percent Composition: C 77.21%, H 9.93%, N 6.00%, O 6.86%
Literature References: Mixed opioid agonist-antagonist. Prepn of the hydrobromide: J. F. Cavalla, A. C. White, DE 1941534 corresp to US 3729465 (1970, 1973 both to Wyeth); of the free base: eidem, US 4197241 (1980 to Wyeth). Properties: P. G. Goode, A. C. White, Br. J. Pharmacol. 43, 462 (1971). HPLC determn in plasma: T. Frost, Analyst 106, 999 (1981). Pharmacokinetics in man: G. Davies, Eur. J. Clin. Pharmacol. 23, 535 (1982). Human pharmacology and abuse potential: R. E. Johnson, D. R. Jasinski, Clin. Pharmacol. Ther. 41, 426 (1987). Clinical studies: R. K. Price, A. N. Latham, Curr. Med. Res. Opin. 8, 54 (1982); C. E. Parker, A. F. Langrick, J. Int. Med. Res. 10, 408 (1982). Symposium on clinical studies: Postgrad. Med. J. 59, Suppl. 1, 1-94 (1983). Review of pharmacology and clinical efficacy: B. Holmes, A. Ward, Drugs 30, 285-312 (1985).
Properties: Cryst from acetonitrile, mp 127.5-133°.
Melting point: mp 127.5-133°
Derivative Type: Hydrochloride
CAS Registry Number: 59263-76-2
Manufacturers' Codes: Wy-22811
Trademarks: Meptid (Wyeth)
Molecular Formula: C15H23NO.HCl
Molecular Weight: 269.81
Percent Composition: C 66.77%, H 8.97%, N 5.19%, O 5.93%, Cl 13.14%
Therap-Cat: Analgesic (narcotic).
Keywords: Analgesic (Narcotic).

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