fentanyl

synthetic piperidine opioid used as an analgesic
ChemicalSubstance type_of_chemical_entity Q407541
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fentanyl

Summary

fentanyl is a type of chemical entity[1]. fentanyl ranks in the top 0.071% of type_of_chemical_entity entities by monthly Wikipedia readership (5,815 views/month, #9 of 12,596).[2]

Key Facts

  • fentanyl is credited with the discovery of Paul Janssen[3].
  • fentanyl's instance of is recorded as type of chemical entity[4].
  • fentanyl's chemical structure is recorded as Fentanyl2DCSD.svg[5].
  • fentanyl's physically interacts with is recorded as Opioid receptor delta 1[6].
  • fentanyl's physically interacts with is recorded as opioid receptor kappa 1[7].
  • fentanyl's physically interacts with is recorded as opioid receptor mu 1[8].
  • fentanyl's CAS Registry Number is recorded as 437-38-7[9].
  • fentanyl's EC number is recorded as 207-113-6[10].
  • fentanyl's canonical SMILES is recorded as CCC(=O)N(C1CCN(CC1)CCC2=CC=CC=C2)C3=CC=CC=C3[11].
  • fentanyl's InChI is recorded as InChI=1S/C22H28N2O/c1-2-22(25)24(20-11-7-4-8-12-20)21-14-17-23(18-15-21)16-13-19-9-5-3-6-10-19/h3-12,21H,2,13-18H2,1H3[12].
  • fentanyl's InChIKey is recorded as PJMPHNIQZUBGLI-UHFFFAOYSA-N[13].
  • fentanyl's Library of Congress authority ID is recorded as sh85047807[14].
  • fentanyl's ATC code is recorded as N02AB03[15].
  • fentanyl's ATC code is recorded as N01AH01[16].
  • fentanyl's chemical formula is recorded as C₂₂H₂₈N₂O[17].
  • fentanyl's subclass of is recorded as phenethylamine[18].
  • fentanyl's subclass of is recorded as piperidine[19].
  • fentanyl's subclass of is recorded as N,N-disubstituted primary carboxamide[20].
  • fentanyl's has use is recorded as medication[21].
  • fentanyl's has use is recorded as analgesic[22].
  • fentanyl's Commons category is recorded as Fentanyl[23].
  • fentanyl's MeSH descriptor ID is recorded as D005283[24].
  • fentanyl's ChEMBL ID is recorded as CHEMBL596[25].
  • fentanyl's Guide to Pharmacology Ligand ID is recorded as 1626[26].
  • fentanyl's Freebase ID is recorded as /m/011w3r[27].

Body

Works and Contributions

fentanyl is credited with the discovery of Paul Janssen[3].

Why It Matters

fentanyl ranks in the top 0.071% of type_of_chemical_entity entities by monthly Wikipedia readership (5,815 views/month, #9 of 12,596).[2] fentanyl has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[28] fentanyl is known by 27 alternative names across languages and contexts.[29]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [3] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  5. [7] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  6. [8] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  7. [9] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  8. [10] . Global Substance Registration System. Retrieved . wikidata.org.
  9. [11] . PubChem. Retrieved . wikidata.org.
  10. [12] . PubChem. Retrieved . wikidata.org.
  11. [13] . PubChem. Retrieved . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . DrugBank. wikidata.org.
  14. [16] . DrugBank. wikidata.org.
  15. [17] . PubChem. Retrieved . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . ChEMBL. Retrieved . wikidata.org.
  24. [26] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  25. [27] . Freebase Data Dumps. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). fentanyl. Retrieved May 3, 2026, from https://4ort.xyz/entity/fentanyl
MLA “fentanyl.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/fentanyl.
BibTeX @misc{4ortxyz_fentanyl_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{fentanyl}}, year = {2026}, url = {https://4ort.xyz/entity/fentanyl}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): fentanyl — https://4ort.xyz/entity/fentanyl (retrieved 2026-05-03)

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