oleum

solution of sulfur trioxide in sulfuric acid
Thing chemical_substance Q497073
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oleum

Summary

oleum is a chemical substance[1]. oleum draws 232 Wikipedia views per month (chemical_substance category, ranking #17 of 70).[2]

Key Facts

  • oleum's image is recorded as Oleum fuming.jpg[3].
  • oleum's instance of is recorded as chemical substance[4].
  • oleum's instance of is recorded as acid[5].
  • oleum's instance of is recorded as solution[6].
  • oleum's chemical structure is recorded as Sulfuric-acid-2D-dimensions.svg[7].
  • oleum's chemical structure is recorded as Dischwefelsäure - Disulfuric acid.svg[8].
  • oleum's chemical structure is recorded as Sulfur-trioxide-2D-dimensions.svg[9].
  • oleum's CAS Registry Number is recorded as 8014-95-7[10].
  • oleum's EC number is recorded as 616-954-1[11].
  • oleum's has part is recorded as oxygen[12].
  • oleum's has part is recorded as sulfur[13].
  • oleum's has part is recorded as sulfuric acid[14].
  • oleum's has part is recorded as pyrosulfuric acid[15].
  • oleum's has part is recorded as sulfur trioxide[16].
  • oleum's Freebase ID is recorded as /m/01h5wy[17].
  • oleum's RTECS number is recorded as WS5600000[18].
  • oleum's PubChem CID is recorded as 24681[19].
  • oleum's ZVG number is recorded as 520023[20].
  • oleum's described by source is recorded as Otto's encyclopedia[21].
  • oleum's described by source is recorded as Armenian Soviet Encyclopedia, vol. 12[22].
  • oleum's HSDB ID is recorded as 1236[23].
  • oleum's ECHA Substance Infocard ID is recorded as 100.116.872[24].
  • oleum's DSSTox substance ID is recorded as DTXSID5064889[25].
  • oleum's Store medisinske leksikon ID is recorded as oleum[26].
  • oleum's ICSC ID is recorded as 1447[27].

Why It Matters

oleum draws 232 Wikipedia views per month (chemical_substance category, ranking #17 of 70).[2] oleum has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[28] oleum is known by 14 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] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . ECHA Substance Infocard database. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Freebase Data Dumps. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . Hazardous Substances Data Bank. Retrieved . wikidata.org.
  22. [24] . ECHA Substance Infocard database. Retrieved . 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). oleum. Retrieved May 3, 2026, from https://4ort.xyz/entity/oleum
MLA “oleum.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/oleum.
BibTeX @misc{4ortxyz_oleum_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{oleum}}, year = {2026}, url = {https://4ort.xyz/entity/oleum}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): oleum — https://4ort.xyz/entity/oleum (retrieved 2026-05-03)

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