Meldrum's acid

chemical compound
ChemicalSubstance type_of_chemical_entity Q421283
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Meldrum's acid

Summary

Meldrum's acid is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (42 views/month).[2]

Key Facts

  • Meldrum's acid's instance of is recorded as type of chemical entity[3].
  • Meldrum's acid's chemical structure is recorded as Meldrums acid.svg[4].
  • Meldrum's acid's CAS Registry Number is recorded as 2033-24-1[5].
  • Meldrum's acid's EC number is recorded as 217-992-8[6].
  • Meldrum's acid's canonical SMILES is recorded as CC1(OC(=O)CC(=O)O1)C[7].
  • Meldrum's acid's InChI is recorded as InChI=1S/C6H8O4/c1-6(2)9-4(7)3-5(8)10-6/h3H2,1-2H3[8].
  • Meldrum's acid's InChIKey is recorded as GXHFUVWIGNLZSC-UHFFFAOYSA-N[9].
  • Meldrum's acid's chemical formula is recorded as C₆H₈O₄[10].
  • Meldrum's acid's subclass of is recorded as monoprotic acid[11].
  • Meldrum's acid's subclass of is recorded as ester[12].
  • Meldrum's acid's subclass of is recorded as carbon acid[13].
  • Meldrum's acid's subclass of is recorded as cyclic compound[14].
  • Meldrum's acid's subclass of is recorded as malonate[15].
  • Meldrum's acid's Commons category is recorded as Meldrum's acid[16].
  • Meldrum's acid's Freebase ID is recorded as /m/07l7nj[17].
  • Meldrum's acid's UNII is recorded as DD139RP1SC[18].
  • Meldrum's acid's RTECS number is recorded as JH0800000[19].
  • Meldrum's acid's ChemSpider ID is recorded as 15418[20].
  • Meldrum's acid's PubChem CID is recorded as 16249[21].
  • Meldrum's acid's mass is recorded as {'unit': 'Q483261', 'amount': '+144.042'}[22].
  • Meldrum's acid's Nikkaji ID is recorded as J7.852B[23].
  • Meldrum's acid's melting point is recorded as {'unit': 'Q25267', 'amount': '+94.0'}[24].
  • Meldrum's acid's ECHA Substance Infocard ID is recorded as 100.016.358[25].
  • Meldrum's acid's NSC number is recorded as 71902[26].
  • Meldrum's acid's SureChEMBL ID is recorded as 5976[27].

Why It Matters

Meldrum's acid ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (42 views/month).[2] It has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[28] It is known by 8 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] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] . Global Substance Registration System. 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] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Freebase Data Dumps. wikidata.org.
  16. [18] . Global Substance Registration System. Retrieved . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . Q2311683. Retrieved . wikidata.org.
  19. [21] . PubChem. Retrieved . wikidata.org.
  20. [22] . PubChem. Retrieved . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  23. [25] . ECHA Substance Infocard database. Retrieved . 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). Meldrum's acid. Retrieved May 3, 2026, from https://4ort.xyz/entity/meldrum-s-acid
MLA “Meldrum's acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/meldrum-s-acid.
BibTeX @misc{4ortxyz_meldrum-s-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Meldrum's acid}}, year = {2026}, url = {https://4ort.xyz/entity/meldrum-s-acid}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Meldrum's acid — https://4ort.xyz/entity/meldrum-s-acid (retrieved 2026-05-03)

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