Chemicals and Drugs

Triclosan

A diphenyl ether derivative used in cosmetics and toilet soaps as an antiseptic. It has some bacteriostatic and fungistatic action.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A diphenyl ether derivative used in cosmetics and toilet soaps as an antiseptic. It has some bacteriostatic and fungistatic action.

Chemical Identity

Chemical Information

Molecular Formula
C12H7Cl3O2
Molecular Weight
289.5 g/mol
CAS Registry No.
3380-34-5
IUPAC Name
5-chloro-2-(2,4-dichlorophenoxy)phenol
InChIKey
XEFQLINVKFYRCS-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1Cl)O)OC2=C(C=C(C=C2)Cl)Cl
MeSH Unique ID
D014260
Source
PubChem CID 5564

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

19 entry terms
  • 2,4,4'-Trichloro-2'-Hydroxydiphenyl Ether
  • 2-Hydroxy-2',4,4'-trichlorodiphenyl Ether
  • Aquasept
  • Clearasil Daily Face Wash
  • Cliniclean
  • Irgasan DP 300
  • Irgasan DP300
  • Irgasan-DP300
  • Manusept
  • Microshield T
  • Oxy Skin Wash
  • Sapoderm
  • Ster-Zac Bath Concentrate
  • Tersaseptic
  • Trisan
  • pHisoHex
  • DP300, Irgasan
  • Ster Zac Bath Concentrate
  • SterZac Bath Concentrate

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

1991(1976)

MeSH Record

Previous Indexing

  • Chlorobenzenes (1974-1975)
  • Phenyl Ethers (1974-1975)

MeSH Hierarchy

Tree Numbers

  1. D02w.355w.726.900w
  2. D02w.455w.426w.559w.389.657w.654.900w

AMA Style

References

  1. National Library of Medicine. Triclosan. Medical Subject Headings (MeSH). 2026. Unique ID D014260. http://id.nlm.nih.gov/mesh/2026/D014260
  2. Triclosan. In: Wikipedia. https://en.wikipedia.org/wiki/Triclosan
  3. Triclosan. In: Wikidata. https://www.wikidata.org/wiki/Q408646
  4. Triclosan. In: PubChem Compound. CID 5564. https://pubchem.ncbi.nlm.nih.gov/compound/5564