Agent Name

Cetylpyridinium chloride

CAS Number

123-03-5

Formula

C21-H38-N.Cl

Major Category

Nitrogen Compounds

Synonyms

1-Cetylpyridinium chloride; 1-Hexadecylpyridinium chloride; 1-Palmitylpyridinium chloride; Acetoquat CPC; Aktivex; Ammonyx CPC; Biosept; Ceeprin chloride; Ceepryn chloride; Cepacol; Cepacol chloride; Ceprim; Cetamium; Cetilpiridinio cloruro [DCIT]; Cetyl pyridinium chloride; Cetylpyridini chloridum; Cetylpyridinii chloridum [INN-Latin]; Chlorure de cetylpyridinium [INN-French]; Cloruro de cetilpiridinio [INN-Spanish]; Dobendan; Fixanol C; Hexadecylpyridinium chloride; Intexsan CPC; Medilave; Merocet; N-Cetylpyridinium chloride; N-Hexadecylpyridinium chloride; Pristacin; Pyrisept; Quaternario CPC; Swabettes Hoechst; Tserigel; [ChemIDplus]

Category

Quaternary Amines

Description

White solid; [HSDB]

Sources/Uses

Used as a preservative/antibacterial agent in cosmetics, pharmaceuticals, cough lozenges, mouthwashes, deodorants, and antiseptics; [HSDB] Quarternary ammonium compounds are used as algaecides/slimicides (swimming pools, industrial water reservoirs, and farm ponds), antiseptics for cleaning wounds, antistatic agents for textiles, softeners for paper products, and pigment dispersers; [IPCS-PIMs]

Comments

Irritating to the skin and eyes; [HSDB] Allergic contact dermatitis is infrequently documented for quaternary ammonium compounds; [Marks, p. 266] Quaternary ammonium compounds have curare-like properties when concentrated solutions are ingested; Affected patients may have methemoglobinemia and hemolysis and die within 1-3 hours; Elevated liver function tests were reported; Concentrated solutions can cause burns; No data on carcinogenicity or teratogenicity; [IPCS-PIMs] See "Benzalkonium chloride."

Exposure Assessment
Lethal Concentration

LC50 (rat) = 90 mg/m3/4h

Adverse Effects
Skin Sensitizer

Yes

Neurotoxin

Other CNS Neurotoxin

Hepatotoxin

Hepatotoxin, Secondary

Methemoglobinemia

Methemoglobinemia, Secondary

Dermatotoxin

Skin Burns

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Health Studies

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Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: