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isocyanic acid

chemical compound of structural formula HNCO
ChemicalSubstance type_of_chemical_entity Q25774
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Summary

isocyanic acid is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (516 views/month).[2]

Key Facts

  • isocyanic acid's instance of is recorded as type of chemical entity[3].
  • isocyanic acid's canonical SMILES is recorded as C(=N)=O[4].
  • isocyanic acid's chemical formula is recorded as CHNO[5].
  • isocyanic acid is a type of carbonyl compound[6].
  • isocyanic acid is a type of monoprotic acid[7].
  • isocyanic acid is a type of ketimine[8].
  • isocyanic acid's Commons category is recorded as Isocyanic acid[9].
  • isocyanic acid comprises nitrogen[10].
  • isocyanic acid comprises hydrogen[11].
  • isocyanic acid comprises oxygen[12].
  • isocyanic acid comprises carbon[13].
  • isocyanic acid's crystal system is recorded as orthorhombic crystal system[14].
  • isocyanic acid's found in taxon is recorded as Homo sapiens[15].
  • isocyanic acid's mass is recorded as {'unit': 'dalton', 'amount': '+43.006'}[16].
  • isocyanic acid's conjugate base is recorded as cyanate anion[17].
  • isocyanic acid's tautomer of is recorded as cyanic acid[18].

Why It Matters

isocyanic acid ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (516 views/month).[2] It has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[19] It is known by 38 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] ↑ . wikidata.org.
  2. [4] ↑ . PubChem. Retrieved . wikidata.org.
  3. [5] ↑ . PubChem. Retrieved . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . A community-driven global reconstruction of human metabolism.. wikidata.org.
  14. [16] ↑ . PubChem. Retrieved . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . ChEBI release 2021-03-01. 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). isocyanic acid. Retrieved October 12, 2026, from https://4ort.xyz/entity/isocyanic-acid
MLA “isocyanic acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Oct. 2026, https://4ort.xyz/entity/isocyanic-acid.
BibTeX @misc{4ortxyz_isocyanic-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{isocyanic acid}}, year = {2026}, url = {https://4ort.xyz/entity/isocyanic-acid}, note = {Accessed: 2026-10-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): isocyanic acid — https://4ort.xyz/entity/isocyanic-acid (retrieved 2026-10-12)

Canonical URL: https://4ort.xyz/entity/isocyanic-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. 12d ago · Ottawajin · 2026-10-02 view diff on Wikidata ↗
    Has parts → —
    Mass → {'unit': 'Q483261', 'amount': '+43.006'}
    Tautomer of → cyanic acid
    Sitelink count → 35
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ J-global id: 200906081814268922, Matched to [[:toollabs:mix-n-match/#/entry/262169962|isocyanic acid (#262169962)]] in [[:toollabs:mix-n-match/#/catalog/7507|J-GLOB"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.