phosphoric acid

chemical compound
ChemicalSubstance type_of_chemical_entity Q184782
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phosphoric acid

Summary

phosphoric acid is a type of chemical entity[1]. It ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (656 views/month).[2]

Key Facts

  • phosphoric acid's instance of is recorded as type of chemical entity[3].
  • phosphoric acid's chemical structure is recorded as Phosphorsäure - Phosphoric acid.svg[4].
  • phosphoric acid's GND ID is recorded as 4174437-8[5].
  • phosphoric acid's CAS Registry Number is recorded as 7664-38-2[6].
  • phosphoric acid's EC number is recorded as 231-633-2[7].
  • phosphoric acid's canonical SMILES is recorded as OP(=O)(O)O[8].
  • phosphoric acid's InChI is recorded as InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)[9].
  • phosphoric acid's InChIKey is recorded as NBIIXXVUZAFLBC-UHFFFAOYSA-N[10].
  • phosphoric acid's Library of Congress authority ID is recorded as sh85101114[11].
  • phosphoric acid's Bibliothèque nationale de France ID is recorded as 12151292x[12].
  • phosphoric acid's chemical formula is recorded as H₃PO₄[13].
  • phosphoric acid's subclass of is recorded as inorganic phosphorus oxoacid[14].
  • phosphoric acid's subclass of is recorded as triprotic acid[15].
  • phosphoric acid's NDL Authority ID is recorded as 00569524[16].
  • phosphoric acid's has use is recorded as food additive[17].
  • phosphoric acid's has use is recorded as acidity regulator[18].
  • phosphoric acid's has use is recorded as synergist[19].
  • phosphoric acid's Commons category is recorded as Phosphoric acid[20].
  • phosphoric acid's MeSH descriptor ID is recorded as C030242[21].
  • phosphoric acid's BNCF Thesaurus ID is recorded as 24131[22].
  • phosphoric acid's has part is recorded as hydrogen[23].
  • phosphoric acid's ChEMBL ID is recorded as CHEMBL1187[24].
  • phosphoric acid's E number is recorded as E338[25].
  • phosphoric acid's Freebase ID is recorded as /m/019s9m[26].
  • phosphoric acid's UNII is recorded as E4GA8884NN[27].

Why It Matters

phosphoric acid ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (656 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 105 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] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  5. [7] . Global Substance Registration System. 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] . Nuovo soggettario. Retrieved . thes.bncf.firenze.sbn.it. Provenance: wikidata.org.
  11. [13] . PubChem. Retrieved . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Food Chemistry. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . Food Chemistry. wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . Medical Subject Headings. Retrieved . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . ChEMBL. Retrieved . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . Freebase Data Dumps. wikidata.org.
  25. [27] . Global Substance Registration System. 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). phosphoric acid. Retrieved May 3, 2026, from https://4ort.xyz/entity/phosphoric-acid
MLA “phosphoric acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/phosphoric-acid.
BibTeX @misc{4ortxyz_phosphoric-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{phosphoric acid}}, year = {2026}, url = {https://4ort.xyz/entity/phosphoric-acid}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): phosphoric acid — https://4ort.xyz/entity/phosphoric-acid (retrieved 2026-05-03)

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