thiomersal

organomercury antiseptic and antifungal agent
ChemicalSubstance type_of_chemical_entity Q411046
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Summary

thiomersal is a type of chemical entity[1]. thiomersal ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (6,637 views/month).[2]

Key Facts

  • thiomersal's instance of is recorded as type of chemical entity[3].
  • thiomersal's canonical SMILES is recorded as [Na+].[O-]C(=O)c1ccccc1S[Hg]CC[4].
  • thiomersal's chemical formula is recorded as C₉H₉HgNaO₂S[5].
  • thiomersal is a type of organomercury[6].
  • thiomersal is used for pharmaceutical preservatives[7].
  • thiomersal's Commons category is recorded as Thiomersal[8].
  • thiomersal comprises mercury[9].
  • thiomersal comprises sulfur[10].
  • thiomersal comprises carbon[11].
  • thiomersal comprises sodium[12].
  • thiomersal comprises oxygen[13].
  • thiomersal comprises hydrogen[14].
  • thiomersal's NCI Thesaurus ID is recorded as C47751[15].
  • thiomersal's MCN code is recorded as 2852.10.22[16].
  • thiomersal's density is recorded as {'unit': 'gram per cubic centimetre', 'amount': '+0.5'}[17].
  • thiomersal's mass is recorded as {'unit': 'dalton', 'amount': '+405.992737808'}[18].
  • thiomersal's decomposition point is recorded as {'unit': 'degree Celsius', 'amount': '+234'}[19].
  • thiomersal's solubility is recorded as {'unit': 'gram per litre', 'amount': '+1000'}[20].
  • thiomersal's World Health Organisation international non-proprietary name is recorded as {'lang': 'en', 'text': 'thiomersal'}[21].
  • thiomersal's subject has role is recorded as excipient[22].
  • thiomersal's subject has role is recorded as allergen[23].
  • thiomersal's safety classification and labelling is recorded as NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response[24].

Why It Matters

thiomersal ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (6,637 views/month).[2] thiomersal has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[25] thiomersal is known by 52 alternative names across languages and contexts.[26]

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] ↑ . PubChem. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . Medical Subject Headings. Retrieved . 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] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . Recommended INN: List 40. wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . NDF-RT. Retrieved . wikidata.org.
  22. [24] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [25] ↑ . Wikidata sitelinks. wikidata.org.
  3. [26] ↑ . 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). thiomersal. Retrieved October 15, 2026, from https://4ort.xyz/entity/thiomersal
MLA “thiomersal.” 4ort.xyz Knowledge Graph, 4ort.xyz, 15 Oct. 2026, https://4ort.xyz/entity/thiomersal.
BibTeX @misc{4ortxyz_thiomersal_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{thiomersal}}, year = {2026}, url = {https://4ort.xyz/entity/thiomersal}, note = {Accessed: 2026-10-15}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): thiomersal — https://4ort.xyz/entity/thiomersal (retrieved 2026-10-15)

Canonical URL: https://4ort.xyz/entity/thiomersal · 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. 14d ago · Mykhal · 2026-10-02 view diff on Wikidata ↗
    Subject has role → excipient, allergen
    Has parts → —
    Mass → {'unit': 'Q483261', 'amount': '+405.992737808'}
    Sitelink count → 30
    + 13 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ World health organisation international non-proprietary name: thiomersal"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.