Structural Formula Vector Image
Title: Etonitazene
CAS Registry Number: 911-65-9
CAS Name: 2-[(4-Ethoxyphenyl)methyl]-N,N-diethyl-5-nitro-1H-benzimidazole-1-ethanamine
Additional Names: 1-[(2-diethylamino)ethyl]-2-(p-ethoxybenzyl)-5-nitrobenzimidazole; 2-p-ethoxybenzyl-1-(2-diethylaminoethyl)-5-nitrobenzimidazole
Molecular Formula: C22H28N4O3
Molecular Weight: 396.48
Percent Composition: C 66.65%, H 7.12%, N 14.13%, O 12.11%
Literature References: Prepn: Hunger et al., Experientia 13, 400 (1957); Hoffmann et al., US 2935514 (1960 to Ciba). Crystal structure: C. Humblet et al., Acta Crystallogr. B34, 3828 (1978). Binds selectively to mu-opioid receptors: M. S. Moolten et al., Life Sci. 52, PL199 (1993).
Derivative Type: Hydrochloride
Molecular Formula: C22H28N4O3.HCl
Molecular Weight: 432.94
Percent Composition: C 61.03%, H 6.75%, N 12.94%, O 11.09%, Cl 8.19%
Properties: mp 162-164°.
Melting point: mp 162-164°
NOTE: This is a controlled substance (opiate): 21 CFR, 1308.11.
Therap-Cat: Analgesic (narcotic).
Keywords: Analgesic (Narcotic).

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