Chemicals and Drugs

Cetylpyridinium

Cationic bactericidal surfactant used as a topical antiseptic for skin, wounds, mucous membranes, instruments, etc.; and also as a component in mouthwash and lozenges.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Cationic bactericidal surfactant used as a topical antiseptic for skin, wounds, mucous membranes, instruments, etc.; and also as a component in mouthwash and lozenges.

Chemical Identity

Chemical Information

Molecular Formula
C21H38N+
Molecular Weight
304.5 g/mol
CAS Registry No.
7773-52-6
IUPAC Name
1-hexadecylpyridin-1-ium
InChIKey
NEUSVAOJNUQRTM-UHFFFAOYSA-N
SMILES
CCCCCCCCCCCCCCCC[N+]1=CC=CC=C1
MeSH Unique ID
D002594
Source
PubChem CID 2683

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

19 entry terms
  • Cetylpyridium
  • Hexadecylpyridinium
  • Angifonil
  • Biosept
  • Catamium
  • Ceepryn Chloride
  • Cetamium
  • Cetylpyridinium Chloride
  • Cetylpyridinium Chloride Anhydrous
  • Cetylyre
  • Dobendan
  • Merocets
  • Pristacin
  • Pyrisept
  • Sterogenol
  • Anhydrous, Cetylpyridinium Chloride
  • Chloride Anhydrous, Cetylpyridinium
  • Chloride, Ceepryn
  • Chloride, Cetylpyridinium

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

Indexing Annotation

an anti-infective; = Cepacol

MeSH Record

History Note

91(72); was see under PYRIDINIUM COMPOUNDS 1972-90

MeSH Record

Previous Indexing

  • Anti-Infective Agents, Local (1966-1971)
  • Pyridinium Compounds (1968-1971)
  • Surface-Active Agents (1966-1971)

MeSH Hierarchy

Tree Number

  1. D03w.383.725w.762.232

AMA Style

References

  1. National Library of Medicine. Cetylpyridinium. Medical Subject Headings (MeSH). 2026. Unique ID D002594. http://id.nlm.nih.gov/mesh/2026/D002594
  2. Cetylpyridinium. In: Wikidata. https://www.wikidata.org/wiki/Q27115152
  3. Cetylpyridinium. In: PubChem Compound. CID 2683. https://pubchem.ncbi.nlm.nih.gov/compound/2683