triphenylphosphine oxide

chemical compound
ChemicalSubstance type_of_chemical_entity Q421154
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triphenylphosphine oxide

Summary

triphenylphosphine oxide is a type of chemical entity[1]. It ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (84 views/month).[2]

Key Facts

  • triphenylphosphine oxide's image is recorded as Sample of Triphenylphosphine oxide.jpg[3].
  • triphenylphosphine oxide's instance of is recorded as type of chemical entity[4].
  • triphenylphosphine oxide's chemical structure is recorded as Triphenylphosphine-oxide-2D-skeletal.png[5].
  • triphenylphosphine oxide's CAS Registry Number is recorded as 791-28-6[6].
  • triphenylphosphine oxide's EC number is recorded as 212-338-8[7].
  • triphenylphosphine oxide's canonical SMILES is recorded as C1=CC=C(C=C1)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3[8].
  • triphenylphosphine oxide's InChI is recorded as InChI=1S/C18H15OP/c19-20(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H[9].
  • triphenylphosphine oxide's InChIKey is recorded as FIQMHBFVRAXMOP-UHFFFAOYSA-N[10].
  • triphenylphosphine oxide's chemical formula is recorded as C₁₈H₁₅OP[11].
  • triphenylphosphine oxide's subclass of is recorded as chemical compound[12].
  • triphenylphosphine oxide's Commons category is recorded as Triphenylphosphine oxide[13].
  • triphenylphosphine oxide's ChEMBL ID is recorded as CHEMBL482091[14].
  • triphenylphosphine oxide's Freebase ID is recorded as /m/0gsx05[15].
  • triphenylphosphine oxide's UNII is recorded as Z69161FKI3[16].
  • triphenylphosphine oxide's RTECS number is recorded as SZ1676000[17].
  • triphenylphosphine oxide's ChemSpider ID is recorded as 12549[18].
  • triphenylphosphine oxide's PubChem CID is recorded as 13097[19].
  • triphenylphosphine oxide's ZVG number is recorded as 510706[20].
  • triphenylphosphine oxide's ChEBI ID is recorded as 36601[21].
  • triphenylphosphine oxide's Gmelin number is recorded as 6758[22].
  • triphenylphosphine oxide's Reaxys registry number is recorded as 745854[23].
  • triphenylphosphine oxide's mass is recorded as {'unit': 'Q483261', 'amount': '+278.086'}[24].
  • triphenylphosphine oxide's melting point is recorded as {'unit': 'Q25267', 'amount': '+156.0'}[25].
  • triphenylphosphine oxide's ECHA Substance Infocard ID is recorded as 100.011.217[26].
  • triphenylphosphine oxide's NSC number is recorded as 398[27].

Why It Matters

triphenylphosphine oxide ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (84 views/month).[2] It has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[28] It is known by 13 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] . PubChem. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . ChEMBL. Retrieved . wikidata.org.
  13. [15] . Freebase Data Dumps. wikidata.org.
  14. [16] . Global Substance Registration System. Retrieved . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Q2311683. Retrieved . wikidata.org.
  17. [19] . PubChem. Retrieved . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . ChEMBL. Retrieved . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . ChEBI. Retrieved . wikidata.org.
  22. [24] . PubChem. Retrieved . wikidata.org.
  23. [25] . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  24. [26] . ECHA Substance Infocard database. Retrieved . 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). triphenylphosphine oxide. Retrieved May 3, 2026, from https://4ort.xyz/entity/triphenylphosphine-oxide
MLA “triphenylphosphine oxide.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/triphenylphosphine-oxide.
BibTeX @misc{4ortxyz_triphenylphosphine-oxide_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{triphenylphosphine oxide}}, year = {2026}, url = {https://4ort.xyz/entity/triphenylphosphine-oxide}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): triphenylphosphine oxide — https://4ort.xyz/entity/triphenylphosphine-oxide (retrieved 2026-05-03)

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