Etonitazene

Etonitazene

Salts []
Etonitazene hydrochloride

Molecular structure via molpic based on CDK

Physical properties []
Molecular mass	396.5 g/mol ^[1]
Predicted LogP	4.3 ^[1]

Structural Identifiers []
Molecular formula	C₂₂H₂₈N₄O₃ ^[1]
IUPAC name	2-[2-[(4-ethoxyphenyl)methyl]-5-nitrobenzimidazol-1-yl]-N,N-diethylethanamine ^[1]
SMILES	CCN(CC)CCN1C2=C(C=C(C=C2)[N+](=O)[O-])N=C1CC3=CC=C(C=C3)OCC ^[1]
InChI	InChI=1S/C22H28N4O3/c1-4-24(5-2)13-14-25-21-12-9-18(26(27)28)16-20(21)23-22(25)15-17-7-10-19(11-8-17)29-6-3/h7-12,16H,4-6,13-15H2,1-3H3 ^[1]
InChIKey	PXDBZSCGSQSKST-UHFFFAOYSA-N ^[1]

Etonitazene (also known as Etonitazine, Etonitazeno, Ciba 20-684BA, ARC 1G2, Etonitazenum, NIH 7607, Etobedolum, Ba-20684, Acscn-9624 or NIH-7607) is a opioid substance of the nitazene class.

Chemistry

Salts []

Etonitazene is typically found in the form of its hydrochloride salt.

Stereochemistry []

Etonitazene is a achiral mixture.

Subjective effects []

class / Opioid

Physical effects
Constipation Cough suppression Difficulty urinating Itchiness Nausea Pain relief Pupil constriction Respiratory depression Sedation Stomach cramp

Cognitive effects
Anxiety suppression Cognitive euphoria Compulsive redosing Increased music appreciation Thought deceleration

Visual effects
Double vision

Legal status []

Brazil: Etonitazene is a A1 substance.^[3]
Canada: Etonitazene is a Schedule I substance.
United Kingdom: Etonitazene is a Class A substance.
United States: Etonitazene is a Schedule I under the "Controlled Substances Act (CSA)".
Germany: Etonitazene is a Anlage I substance.

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 13493, Etonitazene. Accessed June 7, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/13493
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Etonitazene. UNII: 9U3GT3353T. Global Substance Registration System. Accessed June 7, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/9U3GT3353T
Anvisa. RDC Nº 784 - Listas de Substâncias Entorpecentes, Psicotrópicas, Precursoras e Outras sob Controle Especial. Diário Oficial da União. March 31, 2023. Accessed June 7, 2026. https://www.in.gov.br/en/web/dou/-/resolucao-rdc-n-784-de-31-de-marco-de-2023-474904992

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