estriol

chemical compound
ChemicalSubstance type_of_chemical_entity Q409721
Press Enter · cited answer in seconds

estriol

Summary

estriol is a type of chemical entity[1]. estriol ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (28 views/month).[2]

Key Facts

  • estriol's instance of is recorded as type of chemical entity[3].
  • estriol's chemical structure is recorded as Estriol.svg[4].
  • estriol's physically interacts with is recorded as estrogen receptor 1[5].
  • estriol's physically interacts with is recorded as estrogen receptor 2[6].
  • estriol's CAS Registry Number is recorded as 50-27-1[7].
  • estriol's EC number is recorded as 200-022-2[8].
  • estriol's canonical SMILES is recorded as CC12CCC3C(C1CC(C2O)O)CCC4=C3C=CC(=C4)O[9].
  • estriol's InChI is recorded as InChI=1S/C18H24O3/c1-18-7-6-13-12-5-3-11(19)8-10(12)2-4-14(13)15(18)9-16(20)17(18)21/h3,5,8,13-17,19-21H,2,4,6-7,9H2,1H3/t13-,14-,15+,16-,17+,18+/m1/s1[10].
  • estriol's InChIKey is recorded as PROQIPRRNZUXQM-ZXXIGWHRSA-N[11].
  • estriol's ATC code is recorded as G03CA04[12].
  • estriol's ATC code is recorded as G03CC06[13].
  • estriol's chemical formula is recorded as C₁₈H₂₄O₃[14].
  • estriol's subclass of is recorded as estrogen[15].
  • estriol's subclass of is recorded as placental hormone[16].
  • estriol's subclass of is recorded as estrane steroid[17].
  • estriol's has use is recorded as medication[18].
  • estriol's Commons category is recorded as Estriol[19].
  • estriol's MeSH descriptor ID is recorded as D004964[20].
  • estriol's has part is recorded as carbon[21].
  • estriol's ChEMBL ID is recorded as CHEMBL193482[22].
  • estriol's Guide to Pharmacology Ligand ID is recorded as 2821[23].
  • estriol's PDB structure ID is recorded as 3Q95[24].
  • estriol's PDB structure ID is recorded as 1X8V[25].
  • estriol's Freebase ID is recorded as /m/02_91w[26].
  • estriol's UNII is recorded as FB33469R8E[27].

Why It Matters

estriol ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (28 views/month).[2] estriol has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[28] estriol is known by 60 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] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  4. [6] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  5. [7] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  6. [8] . Global Substance Registration System. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . PubChem. Retrieved . wikidata.org.
  10. [12] . DrugBank. 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] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . ChEMBL. Retrieved . wikidata.org.
  21. [23] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  22. [24] . Protein Data Bank. Retrieved . wikidata.org.
  23. [25] . Protein Data Bank. Retrieved . wikidata.org.
  24. [26] . Freebase Data Dumps. wikidata.org.
  25. [27] . Global Substance Registration System. 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). estriol. Retrieved May 3, 2026, from https://4ort.xyz/entity/estriol
MLA “estriol.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/estriol.
BibTeX @misc{4ortxyz_estriol_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{estriol}}, year = {2026}, url = {https://4ort.xyz/entity/estriol}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): estriol — https://4ort.xyz/entity/estriol (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/estriol · Last refreshed: