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carboxylic acid

oxoacid having the structure RC(=O)OH, used as a suffix in systematic name formation to denote the –C(=O)OH group including its carbon atom
ChemicalSubstance structural_class_of_chemical_entities Q134856
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carboxylic acid

Summary

carboxylic acid is a structural class of chemical entities[1]. It ranks in the top 3% of structural_class_of_chemical_entities entities by monthly Wikipedia readership (1,631 views/month).[2]

Key Facts

  • carboxylic acid's instance of is recorded as structural class of chemical entities[3].
  • carboxylic acid's canonical SMILES is recorded as OC([*])=O[4].
  • carboxylic acid is a type of carbon oxoacid[5].
  • carboxylic acid is a type of organic acid[6].
  • carboxylic acid is a type of carbonyl compound[7].
  • carboxylic acid is part of ATPase-coupled carboxylic acid transmembrane transporter activity[8].
  • carboxylic acid is part of carboxylic acid transmembrane transporter activity[9].
  • carboxylic acid is part of carboxylic acid transmembrane transport[10].
  • carboxylic acid's Commons category is recorded as Carboxylic acids[11].
  • carboxylic acid comprises carboxyl[12].
  • carboxylic acid comprises carboacyl group[13].
  • carboxylic acid's topic's main category is recorded as Category:Carboxylic acids[14].
  • carboxylic acid's general formula is recorded as RC(=O)OH[15].
  • carboxylic acid's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[16].
  • carboxylic acid's SMARTS notation is recorded as CX3[OX1H0-,OX2H1]CX3[OX1H0-,OX2H1]">[17].
  • carboxylic acid's CXSMILES is recorded as [*]C(=O)O |$_R$|[18].

Why It Matters

carboxylic acid ranks in the top 3% of structural_class_of_chemical_entities entities by monthly Wikipedia readership (1,631 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[19] It is known by 101 alternative names across languages and contexts.[20]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . Compendium of Chemical Terminology. wikidata.org.
  2. [4] ↑ . ChEBI release 2021-07-01. wikidata.org.
  3. [5] ↑ . Compendium of Chemical Terminology. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . Compendium of Chemical Terminology. wikidata.org.
  6. [8] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  7. [9] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  8. [10] ↑ . Gene Ontology release 2019-11-16. 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] ↑ . Wikidata sitelinks. wikidata.org.
  3. [20] ↑ . 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). carboxylic acid. Retrieved May 3, 2026, from https://4ort.xyz/entity/carboxylic-acid
MLA “carboxylic acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/carboxylic-acid.
BibTeX @misc{4ortxyz_carboxylic-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{carboxylic acid}}, year = {2026}, url = {https://4ort.xyz/entity/carboxylic-acid}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): carboxylic acid — https://4ort.xyz/entity/carboxylic-acid (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/carboxylic-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. 3d ago · Twofivesixbot bot · 2026-05-17 view diff on Wikidata ↗
    Instance of → structural class of chemical entities
    Aliases → —
    Has parts → —
    Topic's main category → Category:Carboxylic acids
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P2347]]: 27282, mv to monolingual text names on YSO statements"
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