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itaconic acid

chemical compound
ChemicalSubstance type_of_chemical_entity Q903311
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itaconic acid

Summary

itaconic acid is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (52 views/month).[2]

Key Facts

  • itaconic acid's instance of is recorded as type of chemical entity[3].
  • itaconic acid's chemical structure is recorded as Itaconic acid.svg[4].
  • (EZ)-aconitic acid is named after itaconic acid[5].
  • itaconic acid's GND ID is recorded as 4338677-5[6].
  • itaconic acid's CAS Registry Number is recorded as 97-65-4[7].
  • itaconic acid's EC number is recorded as 202-599-6[8].
  • itaconic acid's canonical SMILES is recorded as C=C(CC(=O)O)C(=O)O[9].
  • itaconic acid's InChI is recorded as InChI=1S/C5H6O4/c1-3(5(8)9)2-4(6)7/h1-2H2,(H,6,7)(H,8,9)[10].
  • itaconic acid's InChIKey is recorded as LVHBHZANLOWSRM-UHFFFAOYSA-N[11].
  • itaconic acid's chemical formula is recorded as C₅H₆O₄[12].
  • itaconic acid's subclass of is recorded as fatty acid[13].
  • itaconic acid's subclass of is recorded as dicarboxylic acid[14].
  • itaconic acid's Commons category is recorded as Itaconic acid[15].
  • itaconic acid's has part is recorded as oxygen[16].
  • itaconic acid's has part is recorded as carbon[17].
  • itaconic acid's ChEMBL ID is recorded as CHEMBL359159[18].
  • itaconic acid's PDB structure ID is recorded as 5KTP[19].
  • itaconic acid's Freebase ID is recorded as /m/08rwlv[20].
  • itaconic acid's UNII is recorded as Q4516562YH[21].
  • itaconic acid's ChemSpider ID is recorded as 789[22].
  • itaconic acid's PubChem CID is recorded as 811[23].
  • itaconic acid's PubChem CID is recorded as 118343040[24].
  • itaconic acid's KEGG ID is recorded as C00490[25].
  • itaconic acid's ZVG number is recorded as 39850[26].
  • itaconic acid's ChEBI ID is recorded as 30838[27].

Why It Matters

itaconic acid ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (52 views/month).[2] It has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[28] It is known by 15 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] ↑ . Elsevier's dictionary of chemoetymology: The Whys and Whences of Chemical Nomenclature and Terminology. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . ChEBI. Retrieved . 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] ↑ . PubChem. Retrieved . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . ChEMBL. Retrieved . wikidata.org.
  17. [19] ↑ . Protein Data Bank. Retrieved . wikidata.org.
  18. [20] ↑ . Freebase Data Dumps. wikidata.org.
  19. [21] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  20. [22] ↑ . Q2311683. Retrieved . wikidata.org.
  21. [23] ↑ . PubChem. Retrieved . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . 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). itaconic acid. Retrieved May 3, 2026, from https://4ort.xyz/entity/itaconic-acid
MLA “itaconic acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/itaconic-acid.
BibTeX @misc{4ortxyz_itaconic-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{itaconic acid}}, year = {2026}, url = {https://4ort.xyz/entity/itaconic-acid}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): itaconic acid — https://4ort.xyz/entity/itaconic-acid (retrieved 2026-05-03)

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