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Ethylene Etonitazene (citrate)

Item No. 35166

Product Insert (PDF)GC-MS (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
2-(2-(4-ethoxyphenethyl)-5-nitro-1H-benzo[d]imidazol-1-yl)-N,N-diethylethan-1-amine, 2-hydroxypropane-1,2,3-tricarboxylic acid
Molecular Formula
C23H30N4O3 • C6H8O7
Formula Weight
602.6
Purity
≥98%
Formulation
A solid
Solubility(Learn about Variance in Solubility)
DMF: 10 mg/mlDMSO: 25 mg/ml
SMILES
CCN(CC)CCN1C(CCC2=CC=C(OCC)C=C2)=NC3=CC([N+]([O-])=O)=CC=C31.OC(CC(O)=O)(C(O)=O)CC(O)=O
InChi Code
InChI=1S/C23H30N4O3.C6H8O7/c1-4-25(5-2)15-16-26-22-13-10-19(27(28)29)17-21(22)24-23(26)14-9-18-7-11-20(12-8-18)30-6-3;7-3(8)1-6(13,5(11)12)2-4(9)10/h7-8,10-13,17H,4-6,9,14-16H2,1-3H3;13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)
InChi Key
VGUZLJUYAYOHAP-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Wet ice in continental US; may vary elsewhere
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    1 mg

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    Product Description

    Ethylene etonitazene (citrate) (Item No. 35166) is an analytical reference standard that is structurally similar to known opioids. This product is intended for research and forensic applications.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Citations

    Hardwick, E.K., and Davidson, J.T. Structural characterization of nitazene analogs using electrospray ionization-tandem mass spectrometry (ESI-MS/MS). Drug Test Anal. (2025).

    Kozell, L.B., Eshleman, A.J., Wolfrum, K.M., et al. Pharmacology of newly identified nitazene variants reveals structural determinants of affinity, potency, selectivity for mu opioid receptors. Neuropharmacology 276, 110512 (2025).

    Leonard, A.C., Lenert-Mondou, C., Chayer, R., et al. Computational design of dynamic biosensors for emerging synthetic opioids. BioRxiv (2025).