acetylenedicarboxylic acid

chemical compound
ChemicalSubstance type_of_chemical_entity Q410634
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acetylenedicarboxylic acid

Summary

acetylenedicarboxylic acid is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (8 views/month).[2]

Key Facts

  • acetylenedicarboxylic acid's instance of is recorded as type of chemical entity[3].
  • acetylenedicarboxylic acid's chemical structure is recorded as Acetylenedicarboxylic acid.svg[4].
  • acetylenedicarboxylic acid's CAS Registry Number is recorded as 142-45-0[5].
  • acetylenedicarboxylic acid's EC number is recorded as 205-536-0[6].
  • acetylenedicarboxylic acid's canonical SMILES is recorded as C(#CC(=O)O)C(=O)O[7].
  • acetylenedicarboxylic acid's InChI is recorded as InChI=1S/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8)[8].
  • acetylenedicarboxylic acid's InChIKey is recorded as YTIVTFGABIZHHX-UHFFFAOYSA-N[9].
  • acetylenedicarboxylic acid's chemical formula is recorded as C₄H₂O₄[10].
  • acetylenedicarboxylic acid's subclass of is recorded as unsaturated compound[11].
  • acetylenedicarboxylic acid's Commons category is recorded as Acetylenedicarboxylic acid[12].
  • acetylenedicarboxylic acid's ChEMBL ID is recorded as CHEMBL1874364[13].
  • acetylenedicarboxylic acid's Freebase ID is recorded as /m/09gnct_[14].
  • acetylenedicarboxylic acid's UNII is recorded as 2D2OJ4KO44[15].
  • acetylenedicarboxylic acid's ChemSpider ID is recorded as 362[16].
  • acetylenedicarboxylic acid's PubChem CID is recorded as 371[17].
  • acetylenedicarboxylic acid's KEGG ID is recorded as C03248[18].
  • acetylenedicarboxylic acid's ChEBI ID is recorded as 30781[19].
  • acetylenedicarboxylic acid's Gmelin number is recorded as 26624[20].
  • acetylenedicarboxylic acid's Reaxys registry number is recorded as 878357[21].
  • acetylenedicarboxylic acid's Human Metabolome Database ID is recorded as HMDB0247933[22].
  • acetylenedicarboxylic acid's mass is recorded as {'unit': 'Q483261', 'amount': '+113.995309'}[23].
  • acetylenedicarboxylic acid's ECHA Substance Infocard ID is recorded as 100.005.033[24].
  • acetylenedicarboxylic acid's NSC number is recorded as 1903[25].
  • acetylenedicarboxylic acid's SureChEMBL ID is recorded as 16389764[26].
  • acetylenedicarboxylic acid's SureChEMBL ID is recorded as 4200[27].

Why It Matters

acetylenedicarboxylic acid ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (8 views/month).[2] It has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[28]

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] . CAS Common Chemistry. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] . ECHA Substance Infocard database. Retrieved . wikidata.org.
  5. [7] . PubChem. Retrieved . wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . ChEMBL. Retrieved . wikidata.org.
  12. [14] . Freebase Data Dumps. wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . Q2311683. Retrieved . wikidata.org.
  15. [17] . PubChem. Retrieved . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . ChEMBL. Retrieved . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . PubChem. Retrieved . wikidata.org.
  22. [24] . ECHA Substance Infocard database. Retrieved . 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.

📑 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). acetylenedicarboxylic acid. Retrieved May 3, 2026, from https://4ort.xyz/entity/acetylenedicarboxylic-acid
MLA “acetylenedicarboxylic acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/acetylenedicarboxylic-acid.
BibTeX @misc{4ortxyz_acetylenedicarboxylic-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{acetylenedicarboxylic acid}}, year = {2026}, url = {https://4ort.xyz/entity/acetylenedicarboxylic-acid}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): acetylenedicarboxylic acid — https://4ort.xyz/entity/acetylenedicarboxylic-acid (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/acetylenedicarboxylic-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. 4w ago · Shuaib-bot bot · 2026-05-02 view diff on Wikidata ↗
    Instance of
    Subclass of unsaturated compound
    Subclass of
    Mass {'unit': 'Q483261', 'amount': '+113.995309'}
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-and-other-short:0||ur */"
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