hydrogen cyanide

chemical compound
ChemicalSubstance type_of_chemical_entity Q26075
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Summary

hydrogen cyanide is a type of chemical entity[1]. It ranks in the top 1% of type_of_chemical_entity entities by monthly Wikipedia readership (34,907 views/month).[2]

Key Facts

  • hydrogen cyanide is credited with the discovery of Carl Wilhelm Scheele[3].
  • hydrogen cyanide's instance of is recorded as type of chemical entity[4].
  • hydrogen cyanide's canonical SMILES is recorded as C#N[5].
  • hydrogen cyanide's canonical SMILES is recorded as [H+].[C-]#N[6].
  • hydrogen cyanide's chemical formula is recorded as CHN[7].
  • hydrogen cyanide is a type of monoprotic acid[8].
  • hydrogen cyanide is a type of nitrile[9].
  • hydrogen cyanide is a type of carbon acid[10].
  • hydrogen cyanide is part of thiosulfate sulfurtransferase activity[11].
  • hydrogen cyanide is part of 1-aminocyclopropane-1-carboxylate oxidase activity[12].
  • hydrogen cyanide is part of cyanide hydratase activity[13].
  • hydrogen cyanide is part of cyanocobalamin reductase (cyanide-eliminating) activity[14].
  • hydrogen cyanide is part of mandelonitrile lyase activity[15].
  • hydrogen cyanide is part of L-3-cyanoalanine synthase activity[16].
  • hydrogen cyanide is part of hydroxymandelonitrile lyase activity[17].
  • hydrogen cyanide is part of glycine dehydrogenase (cyanide-forming) activity[18].
  • hydrogen cyanide is part of (2R)-2-hydroxy-2-methylbutanenitrile lyase activity[19].
  • hydrogen cyanide is part of acetone-cyanohydrin acetone-lyase (cyanide-forming) activity[20].
  • hydrogen cyanide is part of aromatic (S)-hydroxynitrile lyase activity[21].
  • hydrogen cyanide is part of cyanide metabolic process[22].
  • hydrogen cyanide is part of cyanide catabolic process[23].
  • hydrogen cyanide is part of cyanide biosynthetic process[24].
  • hydrogen cyanide is part of response to cyanide[25].
  • hydrogen cyanide is part of cellular response to cyanide[26].
  • hydrogen cyanide is part of hydrocyanic acid[27].

Body

Works and Contributions

hydrogen cyanide is credited with the discovery of Carl Wilhelm Scheele[3].

Why It Matters

hydrogen cyanide ranks in the top 1% of type_of_chemical_entity entities by monthly Wikipedia readership (34,907 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 115 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [5] ↑ . 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] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . 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.
  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). hydrogen cyanide. Retrieved October 11, 2026, from https://4ort.xyz/entity/hydrogen-cyanide
MLA “hydrogen cyanide.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Oct. 2026, https://4ort.xyz/entity/hydrogen-cyanide.
BibTeX @misc{4ortxyz_hydrogen-cyanide_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{hydrogen cyanide}}, year = {2026}, url = {https://4ort.xyz/entity/hydrogen-cyanide}, note = {Accessed: 2026-10-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): hydrogen cyanide — https://4ort.xyz/entity/hydrogen-cyanide (retrieved 2026-10-11)

Canonical URL: https://4ort.xyz/entity/hydrogen-cyanide · 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. 18d ago · KrBot bot · 2026-09-26 view diff on Wikidata ↗
    Zvg number → 12450, 530373
    "/* wbsetclaimvalue:1| */ Zvg number: 12450, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P679]]"
  2. 21d ago · Mrwdat3 · 2026-09-23 view diff on Wikidata ↗
    Zvg number → 12450, 530373
    "/* wbcreateclaim-create:1| */ Zvg number: 012450, [[:toollabs:quickstatements/#/batch/275042|batch #275042]]"
  3. 9w ago · Wikimi-dhiann · 2026-08-06 view diff on Wikidata ↗
    Part of → thiosulfate sulfurtransferase activity, 1-aminocyclopropane-1-carboxylate oxidase activity, cyanide hydratase activity +14
    "/* wbsetclaim-create:2||1 */ Part of: hydrocyanic acid"
  4. 13w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → jEdKd
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  5. 17w ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → 0214089-kyanovodik
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0214089-kyanovodik, [[:toollabs:quickstatements/#/batch/259494|batch #259494]]"
  6. 21w ago · Twofivesixbot bot · 2026-05-19 view diff on Wikidata ↗
    Lower flammable limit → {'amount': '+5.6'}
    Density → {'amount': '+0.000671'}
    Found in taxon → Nicotiana tabacum, Aronia melanocarpa, Eucalyptus cladocalyx +19
    Upper flammable limit → {'amount': '+40'}
    + 35 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|10 */ Yso id: 4368, mv to monolingual text names on YSO statements"
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