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Psychedex

4-HO-EPT

4-hydroxy-N-ethyl-N-propyltryptamine

1Provenance card

the boundary, as counts

Sources

1915 with DOI

4 strong · 11 moderate · 4 weak

Compilations

32026-05-12T20:57:31.453Z

pipeline-v5 · prompt hash not recorded — run predates 2026-09

Decisions

32last ruled 2026-06-04

0 awaiting a ruling

Issued documents

62026-10-19T20:29:59.383Z

notice · info card · emergency

Searches

00 with no results

queries and counts on the build

Claims checked

5637 supported

37 supported · 19 not

Correspondence

0received

consent field ships in Phase 4

Edges

180

derivations recorded for this entity

Complete over 19 sources, 3 compilations, and 32 decisions.Not here: the private journal (never).Working material — drafts, discards, unsupported claims — is listed below and readable on the working page.Cite: psychedex.org/substances/4-ho-ept/archive

Timeline

what happened, newest first — claims, searches and artifacts stay inside Build

  1. 2026-10-19issueIssued emergency
  2. 2026-10-19issueIssued info_card
  3. 2026-10-19issueIssued notice
  4. 2026-09-24srcMetabolite markers for three synthetic tryptamines N-ethyl-N-propyltryptamine, 4-hydroxy-N-ethyl-N-propyltryptamine, and 5-methoxy-N-ethyl-N-propyltryptamine
  5. 2026-09-24srcDesigner drugs: mechanism of action and adverse effects
  6. 2026-09-24srcSerotonin toxicity of serotonergic psychedelics
  7. 2026-09-24srcClinical Pharmacokinetics of Psilocin After Psilocybin Administration: A Systematic Review and Post-Hoc Analysis
  8. 2026-09-24srcHallucinogen persisting perception disorder and the serotonergic system: a comprehensive review including new MDMA-related clinical cases
  9. 2026-09-24srcDetermination of tryptamine analogs in whole blood by 96-well electromembrane extraction and UHPLC-MS/MS
  10. 2026-09-24srcTolerance and Cross-Tolerance among Psychedelic and Nonpsychedelic 5-HT2A Receptor Agonists in Mice
  11. 2026-09-24srcStructure-Activity Relationships for Psilocybin, Baeocystin, Aeruginascin, and Related Analogues to Produce Pharmacological Effects in Mice
  12. 2026-09-24srcReceptor Binding Profiles for Tryptamine Psychedelics and Effects of 4-Propionoxy-N,N-dimethyltryptamine in Mice
  13. 2026-09-24srcStudies on the In Vitro and In Vivo Metabolic Fate of the New Psychoactive Substance N-Ethyl-N-Propyltryptamine for Analytical Purposes
  14. 2026-09-24srcBis(4-acetoxy-N-ethyl-N-n-propyl-tryptammonium) fumarate-fumaric acid (1/1)
  15. 2026-09-24srcPharmacologic Activity of Substituted Tryptamines at 5-HT2A, 5-HT2C, 5-HT1A Receptors and SERT
  16. 2026-09-24srcPsychedelics in Psychiatry: Neuroplastic, Immunomodulatory, and Neurotransmitter Mechanisms
  17. 2026-09-24srcDifferential contributions of serotonin receptors to the behavioral effects of indoleamine hallucinogens in mice
  18. 2026-09-24srcSerotonin syndrome: is it a reason to avoid the use of tramadol with antidepressants?
  19. 2026-09-24srcDifferential interactions of indolealkylamines with 5-hydroxytryptamine receptor subtypes
  20. 2026-09-24src4-HO-EPT - Cayman Chemical Product 27006
  21. 2026-09-24srcEthylpropyltryptamine - Wikipedia
  22. 2026-09-24src4-HO-EPT: Legal status and scheduling information
  23. 2026-09-04issueIssued emergency
  24. 2026-09-04issueIssued info_card
  25. 2026-09-04issueIssued notice
  26. 2026-06-04proposal30 value proposals approved togetherone review action inferred from a shared reviewer and instant — the graph records one activity per proposal
  27. 2026-06-04publicationPublication — backfill
  28. 2026-05-12revisionRevision 1
  29. 2026-05-12genGeneration — pipeline-v5 · with 3 morepipeline-v5
  30. 2026-05-12rungeneration run
  31. 2026-05-12rungeneration run
  32. 2026-05-10rungeneration run

The same entries, as forms: six forms.