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hydrogen cyanide

chemical compound
ChemicalSubstance type_of_chemical_entity Q26075
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hydrogen cyanide

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 (3,143 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 used for chemical warfare agent[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 (3,143 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 85 alternative names across languages and contexts.[29]

Related Entities

Carl Wilhelm Scheele Edith Stein

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [3] ↑ . Hard-luck Scheele. wikidata.org.
  3. [5] ↑ . PubChem. Retrieved . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . PubChem. Retrieved . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  10. [12] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  11. [13] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  12. [14] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  13. [15] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  14. [16] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  15. [17] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  16. [18] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  17. [19] ↑ . Gene Ontology release 2020-05-02. wikidata.org.
  18. [20] ↑ . geneontology.org. Retrieved . geneontology.org. Provenance: wikidata.org.
  19. [21] ↑ . geneontology.org. Retrieved . geneontology.org. Provenance: wikidata.org.
  20. [22] ↑ . Gene Ontology release 2022-07-01. wikidata.org.
  21. [23] ↑ . Gene Ontology release 2022-07-01. wikidata.org.
  22. [24] ↑ . Gene Ontology release 2022-07-01. wikidata.org.
  23. [25] ↑ . Gene Ontology release 2022-07-01. wikidata.org.
  24. [26] ↑ . Gene Ontology release 2022-07-01. wikidata.org.
  25. [27] ↑ . Medical Subject Headings. 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). hydrogen cyanide. Retrieved May 3, 2026, from https://4ort.xyz/entity/hydrogen-cyanide
MLA “hydrogen cyanide.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 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: 2026-05-03}}
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 2026-05-03)

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. 11d ago · Twofivesixbot bot · 2026-05-19 view diff on Wikidata ↗
    Lower flammable limit → {'unit': 'Q2080811', 'amount': '+5.6'}
    Density → {'unit': 'Q13147228', 'amount': '+0.000671'}
    Found in taxon → Nicotiana tabacum, Aronia melanocarpa, Eucalyptus cladocalyx +19
    Upper flammable limit → {'unit': 'Q2080811', 'amount': '+40'}
    + 35 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|10 */ [[Property:P2347]]: 4368, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.