acetonitrile

chemical compound
ChemicalSubstance type_of_chemical_entity Q408047
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acetonitrile

Summary

acetonitrile is a type of chemical entity[1]. acetonitrile ranks in the top 3% of type_of_chemical_entity entities by monthly Wikipedia readership (1,447 views/month).[2]

Key Facts

  • acetonitrile's instance of is recorded as type of chemical entity[3].
  • acetonitrile's canonical SMILES is recorded as CC#N[4].
  • acetonitrile's chemical formula is recorded as C₂H₃N[5].
  • acetonitrile is a type of nitrile[6].
  • acetonitrile's Commons category is recorded as Acetonitrile[7].
  • acetonitrile comprises nitrogen[8].
  • acetonitrile comprises carbon[9].
  • acetonitrile's refractive index is recorded as {'amount': '+1.346015'}[10].
  • acetonitrile's described by source is recorded as The Encyclopedia Americana[11].
  • acetonitrile's has characteristic is recorded as Class IB flammable liquid[12].
  • acetonitrile's different from is recorded as 2-oxopropiononitrile[13].
  • acetonitrile's NIOSH Pocket Guide ID is recorded as 0006[14].
  • acetonitrile's density is recorded as {'unit': 'Q13147228', 'amount': '+0.78'}[15].
  • acetonitrile's molar fusion enthalpy is recorded as {'unit': 'Q752197', 'amount': '+8.17'}[16].
  • acetonitrile's mass is recorded as {'unit': 'Q483261', 'amount': '+41.027'}[17].
  • acetonitrile's melting point is recorded as {'unit': 'Q42289', 'amount': '-49'}[18].
  • acetonitrile's melting point is recorded as {'unit': 'Q25267', 'amount': '-46.49999999999997'}[19].
  • acetonitrile's melting point is recorded as {'unit': 'Q25267', 'amount': '-47.99999999999997'}[20].
  • acetonitrile's melting point is recorded as {'unit': 'Q25267', 'amount': '-43.83'}[21].
  • acetonitrile's boiling point is recorded as {'unit': 'Q42289', 'amount': '+179'}[22].
  • acetonitrile's boiling point is recorded as {'unit': 'Q25267', 'amount': '+81.65'}[23].
  • acetonitrile's molar enthalpy of vaporization is recorded as {'unit': 'Q752197', 'amount': '+29.8'}[24].
  • acetonitrile's vapor pressure is recorded as {'unit': 'Q6859652', 'amount': '+73'}[25].
  • acetonitrile's flash point is recorded as {'unit': 'Q42289', 'amount': '+42'}[26].
  • acetonitrile's immediately dangerous to life or health is recorded as {'unit': 'Q21077820', 'amount': '+840'}[27].

Why It Matters

acetonitrile ranks in the top 3% of type_of_chemical_entity entities by monthly Wikipedia readership (1,447 views/month).[2] acetonitrile has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] acetonitrile is known by 42 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] . 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] . cdc.gov. cdc.gov. Provenance: wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . cdc.gov. cdc.gov. Provenance: wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . PubChem. Retrieved . wikidata.org.
  16. [18] . cdc.gov. cdc.gov. Provenance: wikidata.org.
  17. [19] . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  18. [20] . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  19. [21] . Basic laboratory and industrial chemicals: A CRC quick reference handbook. wikidata.org.
  20. [22] . cdc.gov. cdc.gov. Provenance: wikidata.org.
  21. [23] . Basic laboratory and industrial chemicals: A CRC quick reference handbook. wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . cdc.gov. cdc.gov. Provenance: wikidata.org.
  24. [26] . cdc.gov. cdc.gov. Provenance: wikidata.org.
  25. [27] . cdc.gov. cdc.gov. Provenance: 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). acetonitrile. Retrieved May 3, 2026, from https://4ort.xyz/entity/acetonitrile
MLA “acetonitrile.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/acetonitrile.
BibTeX @misc{4ortxyz_acetonitrile_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{acetonitrile}}, year = {2026}, url = {https://4ort.xyz/entity/acetonitrile}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): acetonitrile — https://4ort.xyz/entity/acetonitrile (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/acetonitrile · 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. 8d ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Boiling point {'unit': 'Q42289', 'amount': '+179'}, {'unit': 'Q25267', 'amount': '+81.65'}
    Subclass of nitrile
    Median lethal dose (ld50) {'unit': 'Q21091747', 'amount': '+175'}, {'unit': 'Q21091747', 'amount': '+850'}, {'unit': 'Q21091747', 'amount': '+612'} +12
    Lower flammable limit {'unit': 'Q2080811', 'amount': '+3'}
    + 33 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007293982905171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.