pregnenolone

chemical compound
ChemicalSubstance type_of_chemical_entity Q412158
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pregnenolone

Summary

pregnenolone is a type of chemical entity[1]. pregnenolone ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (544 views/month).[2]

Key Facts

  • pregnenolone's instance of is recorded as type of chemical entity[3].
  • pregnenolone's canonical SMILES is recorded as CC(=O)C1CCC2C1(CCC3C2CC=C4C3(CCC(C4)O)C)C[4].
  • pregnenolone's chemical formula is recorded as C₂₁H₃₂O₂[5].
  • pregnenolone is a type of pregnane steroid[6].
  • pregnenolone is part of cholesterol monooxygenase (side-chain-cleaving) activity[7].
  • pregnenolone is used for medication[8].
  • pregnenolone's Commons category is recorded as Pregnenolone[9].
  • pregnenolone comprises carbon[10].
  • pregnenolone's found in taxon is recorded as Homo sapiens[11].
  • pregnenolone's found in taxon is recorded as Botrytis cinerea[12].
  • pregnenolone's found in taxon is recorded as Abedus herberti[13].
  • pregnenolone's found in taxon is recorded as Amphimedon compressa[14].
  • pregnenolone's found in taxon is recorded as Haliclona compressa[15].
  • pregnenolone's found in taxon is recorded as Dictamnus dasycarpus[16].
  • pregnenolone's found in taxon is recorded as Heracleum rapula[17].
  • pregnenolone's found in taxon is recorded as Oreocome striata[18].
  • pregnenolone's found in taxon is recorded as Locusta migratoria[19].
  • pregnenolone's found in taxon is recorded as Mangifera indica[20].
  • pregnenolone's found in taxon is recorded as Hansenia weberbaueriana[21].
  • pregnenolone's found in taxon is recorded as Sarcophyton crassocaule[22].
  • pregnenolone's found in taxon is recorded as Sinularia ovispiculata[23].
  • pregnenolone's found in taxon is recorded as Ashitaba[24].
  • pregnenolone's found in taxon is recorded as Lobophytum crassum[25].
  • pregnenolone's found in taxon is recorded as Lobophytum laevigatum[26].
  • pregnenolone's found in taxon is recorded as Sinularia gibberosa[27].

Why It Matters

pregnenolone ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (544 views/month).[2] pregnenolone has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[28] pregnenolone is known by 20 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] . PubChem. Retrieved . wikidata.org.
  3. [5] . PubChem. Retrieved . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . geneontology.org. Retrieved . geneontology.org. Provenance: wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Recon 2.2: from reconstruction to model of human metabolism. wikidata.org.
  10. [12] . Biotransformation of testosterone and pregnenolone catalyzed by the fungus Botrytis cinerea. wikidata.org.
  11. [13] . Pregnanes from defensive glands of a belostomatid bug.. wikidata.org.
  12. [14] . A Novel Biosynthetic Route to Pregnanes in the Marine Sponge Amphimedon compressa. wikidata.org.
  13. [15] . A Novel Biosynthetic Route to Pregnanes in the Marine Sponge Amphimedon compressa. wikidata.org.
  14. [16] . Antifungal alkaloids and limonoid derivatives from Dictamnus dasycarpus. wikidata.org.
  15. [17] . Constituents from the roots of Heracleum rapula Franch. wikidata.org.
  16. [18] . Studies on the constituents of umbelliferae plantx. XVII. Structures of three new ligustilide derivatives from Ligusticum wallichii. wikidata.org.
  17. [19] . On the origin of vertebrate-type steroids present in Locusta migratoria: do they originate from the food?. wikidata.org.
  18. [20] . Differences in phenolic and steroidal constituents between healthy and infected florets of Mangifera indica. wikidata.org.
  19. [21] . Analgesic component of Notopterygium incisum Ting. wikidata.org.
  20. [22] . Novel epoxy steroids from the indian ocean soft coral Sarcophyton crassocaule. wikidata.org.
  21. [23] . Metabolites of the Soft Coral Sinularia ovispiculata from the Indian Ocean. wikidata.org.
  22. [24] . Compounds from Angelica keiskei with NQO1 induction, DPPH scavenging and α-glucosidase inhibitory activities. wikidata.org.
  23. [25] . A New Cembranoid Diterpene and Other Related Metabolites from the South-China-Sea Soft CoralLobophytum crassum. wikidata.org.
  24. [26] . Cytotoxic and PPARs transcriptional activities of sterols from the Vietnamese soft coral Lobophytum laevigatum.. wikidata.org.
  25. [27] . 1alpha,3beta,5beta-trihydroxy-24-methylenecholestan-6-one: a novel steroid from a soft coral Sinularia gibberosa.. 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). pregnenolone. Retrieved May 3, 2026, from https://4ort.xyz/entity/pregnenolone
MLA “pregnenolone.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pregnenolone.
BibTeX @misc{4ortxyz_pregnenolone_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pregnenolone}}, year = {2026}, url = {https://4ort.xyz/entity/pregnenolone}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pregnenolone — https://4ort.xyz/entity/pregnenolone (retrieved 2026-05-03)

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

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 8d ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Described at url
    "/* wbsetclaim-update-qualifiers:1||1|1 */ [[Property:P8189]]: 987007554024405171, mv to monolingual text names on J9U statements"
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