crotonic acid

chemical compound
ChemicalSubstance type_of_chemical_entity Q414207
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Summary

crotonic acid is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (303 views/month).[2]

Key Facts

  • crotonic acid's instance of is recorded as type of chemical entity[3].
  • crotonic acid's canonical SMILES is recorded as CC=CC(=O)O[4].
  • crotonic acid's chemical formula is recorded as C₄H₆O₂[5].
  • crotonic acid is a type of 2-butenoic acid[6].
  • crotonic acid's Commons category is recorded as Crotonic acid[7].
  • crotonic acid comprises oxygen[8].
  • crotonic acid comprises carbon[9].
  • crotonic acid comprises hydrogen[10].
  • crotonic acid's found in taxon is recorded as Coffea arabica[11].
  • crotonic acid's found in taxon is recorded as Daucus carota[12].
  • crotonic acid's found in taxon is recorded as Phycopsis[13].
  • crotonic acid's found in taxon is recorded as Seuratia[14].
  • crotonic acid's found in taxon is recorded as Croton tiglium[15].
  • crotonic acid's found in taxon is recorded as Caenorhabditis elegans[16].
  • crotonic acid's found in taxon is recorded as Carica papaya[17].
  • crotonic acid's found in taxon is recorded as basil[18].
  • crotonic acid's found in taxon is recorded as Pleurotus lampas[19].
  • crotonic acid's pKa is recorded as {'amount': '+4.69'}[20].
  • crotonic acid's described by source is recorded as Encyclopædia Britannica 11th edition[21].
  • crotonic acid's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[22].
  • crotonic acid's different from is recorded as croconic acid[23].
  • crotonic acid's isomeric SMILES is recorded as C/C=C/C(=O)O[24].
  • crotonic acid's mass is recorded as {'amount': '+86.037'}[25].
  • crotonic acid's melting point is recorded as {'amount': '+72.0'}[26].
  • crotonic acid's boiling point is recorded as {'amount': '+184.7'}[27].

Why It Matters

crotonic acid ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (303 views/month).[2] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[28] It is known by 33 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] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . 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] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . 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). crotonic acid. Retrieved October 14, 2026, from https://4ort.xyz/entity/crotonic-acid
MLA “crotonic acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/crotonic-acid.
BibTeX @misc{4ortxyz_crotonic-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{crotonic acid}}, year = {2026}, url = {https://4ort.xyz/entity/crotonic-acid}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): crotonic acid — https://4ort.xyz/entity/crotonic-acid (retrieved 2026-10-14)

Canonical URL: https://4ort.xyz/entity/crotonic-acid · 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. 20d ago · KrBot bot · 2026-09-26 view diff on Wikidata ↗
    Zvg number → 37910
    "/* wbsetclaimvalue:1| */ Zvg number: 37910, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P679]]"
  2. 23d ago · Mrwdat3 · 2026-09-23 view diff on Wikidata ↗
    Zvg number → 37910
    "/* wbcreateclaim-create:1| */ Zvg number: 037910, [[:toollabs:quickstatements/#/batch/275042|batch #275042]]"
  3. 17w ago · Nabbegat · 2026-06-19 view diff on Wikidata ↗
    Has parts → —
    Instance of → type of chemical entity
    Subclass of → —
    Ionization energy → {'amount': '+9.90'}
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-short:0||tr */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37300|batch #37300]]"
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