Anodyne

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2C-Se
2,5-Dimethoxy-4-methylselenophenethylamine
Salts
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2,5-Dimethoxy-4-methylselenophenethylamine hydrochloride
Generated by the Chemistry Development Kit (http://github.com/cdk)
Molecular structure via molpic based on CDK
Rotamer
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Conformer structure via 3Dmol.js
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Physical properties
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274.23 g/mol [1]
Structural Identifiers
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C11H17NO2Se [1]
2-(2,5-dimethoxy-4-methylselanylphenyl)ethanamine [1]
COC1=CC(=C(C=C1CCN)OC)[Se]C [1]
InChI=1S/C11H17NO2Se/c1-13-9-7-11(15-3)10(14-2)6-8(9)4-5-12/h6-7H,4-5,12H2,1-3H3 [1]
InChIKeyCXQUHXATPUFGMC-UHFFFAOYSA-N [1]
Pharmacokinetics[]
Duration of action6 – 8 hours

2,5-Dimethoxy-4-methylselenophenethylamine

2,5-Dimethoxy-4-methylselenophenethylamine (also known as 2,5-Dimethoxy-4-(methylseleno)phenethylamine, 2C-SE, Unii-0khr4cw43b, 0KHR4CW43B, 1189246-68-1, Benzeneethanamine, 2,5-dimethoxy-4-(methylseleno)-, 2,5-Dimethoxy-4-(methylseleno)benzeneethanamine, Schembl20970892, Schembl30192905 or Dtxsid401242021) is a psychedelic substance of the 2,5-dimethoxyphenethylamine class.

Chemistry

Salts []

2,5-Dimethoxy-4-methylselenophenethylamine is typically found in the form of its hydrochloride salt.

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2,5-Dimethoxy-4-methylselenophenethylamine is a achiral mixture

See also []

  • 4-Substituted 2,5-dimethoxyphenethylamines (2C-x)
  • Anodyne

    • External links []

    References []

    1. National Center for Biotechnology Information. PubChem Compound Summary for CID 44719515, 2,5-Dimethoxy-4-(methylseleno)phenethylamine. Accessed January 7, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/44719515

    2. U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. 2,5-Dimethoxy-4-methylselenophenethylamine. UNII: 0KHR4CW43B. Global Substance Registration System. Accessed January 7, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/0KHR4CW43B