tadalafil

active substance for the treatment of erectile dysfunction, prostate enlargement and pulmonary hypertension
ChemicalSubstance type_of_chemical_entity Q424156
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tadalafil

Summary

tadalafil is a type of chemical entity[1]. tadalafil ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (1,046 views/month).[2]

Key Facts

  • tadalafil's image is recorded as Tadalafil von STADA - T20 - 20 Milligramm - Potenzmittel - Bild 005.jpg[3].
  • tadalafil's instance of is recorded as type of chemical entity[4].
  • tadalafil's chemical structure is recorded as Tadalafil Formula V.1.svg[5].
  • tadalafil's physically interacts with is recorded as Phosphodiesterase 11A[6].
  • tadalafil's physically interacts with is recorded as Phosphodiesterase 5A[7].
  • tadalafil's CAS Registry Number is recorded as 171596-29-5[8].
  • tadalafil's EC number is recorded as 687-782-2[9].
  • tadalafil's canonical SMILES is recorded as CN1CC(=O)N2C(C1=O)CC3=C(C2C4=CC5=C(C=C4)OCO5)NC6=CC=CC=C36[10].
  • tadalafil's InChI is recorded as InChI=1S/C22H19N3O4/c1-24-10-19(26)25-16(22(24)27)9-14-13-4-2-3-5-15(13)23-20(14)21(25)12-6-7-17-18(8-12)29-11-28-17/h2-8,16,21,23H,9-11H2,1H3/t16-,21-/m1/s1[11].
  • tadalafil's InChIKey is recorded as WOXKDUGGOYFFRN-IIBYNOLFSA-N[12].
  • tadalafil's ATC code is recorded as G04BE08[13].
  • tadalafil's chemical formula is recorded as C₂₂H₁₉N₃O₄[14].
  • tadalafil's subclass of is recorded as chemical compound[15].
  • tadalafil's has use is recorded as medication[16].
  • tadalafil's Commons category is recorded as Tadalafil[17].
  • tadalafil's MeSH descriptor ID is recorded as D000068581[18].
  • tadalafil's ChEMBL ID is recorded as CHEMBL779[19].
  • tadalafil's Guide to Pharmacology Ligand ID is recorded as 7299[20].
  • tadalafil's PDB structure ID is recorded as 1UDU[21].
  • tadalafil's PDB structure ID is recorded as 1XOZ[22].
  • tadalafil's Freebase ID is recorded as /m/021rl7[23].
  • tadalafil's UNII is recorded as 742SXX0ICT[24].
  • tadalafil's ChemSpider ID is recorded as 99301[25].
  • tadalafil's PubChem CID is recorded as 110635[26].
  • tadalafil's KEGG ID is recorded as D02008[27].

Why It Matters

tadalafil ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (1,046 views/month).[2] tadalafil has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[28] tadalafil is known by 32 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . 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] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  7. [9] . ECHA Substance Infocard database. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . PubChem. Retrieved . wikidata.org.
  10. [12] . PubChem. Retrieved . wikidata.org.
  11. [13] . DrugBank. wikidata.org.
  12. [14] . PubChem. Retrieved . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Medical Subject Headings. Retrieved . wikidata.org.
  17. [19] . ChEMBL. Retrieved . wikidata.org.
  18. [20] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  19. [21] . Protein Data Bank. Retrieved . wikidata.org.
  20. [22] . Protein Data Bank. Retrieved . wikidata.org.
  21. [23] . Freebase Data Dumps. wikidata.org.
  22. [24] . Global Substance Registration System. Retrieved . wikidata.org.
  23. [25] . Q2311683. Retrieved . wikidata.org.
  24. [26] . PubChem. Retrieved . wikidata.org.
  25. [27] . ChEBI. Retrieved . 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). tadalafil. Retrieved May 3, 2026, from https://4ort.xyz/entity/tadalafil
MLA “tadalafil.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/tadalafil.
BibTeX @misc{4ortxyz_tadalafil_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{tadalafil}}, year = {2026}, url = {https://4ort.xyz/entity/tadalafil}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): tadalafil — https://4ort.xyz/entity/tadalafil (retrieved 2026-05-03)

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