Cetylpyridinium bromide
Agent Name
Cetylpyridinium bromide
CAS Number
140-72-7
Formula
C21-H38-N.Br
Major Category
Nitrogen Compounds
Synonyms
1-Cetylpyridinium bromide; 1-Hexadecylpyridinium bromide; Acetoquat CPB; Bromocet; Cetapharm; Cetasol; Cetazol; Cetazolin; Cetyl pyridinium bromide; Cetylpyridine bromide; Fixanol C; Hexadecylpyridine bromide; Hexadecylpyridinium bromide; Hexadecylpyridiniumbromide; Morpan CBP; N-Cetylpyridinium bromide; N-Hexadecylpyridinium bromide; Nitrogenol; Seprisan; Sterogenal; Sterogenol; TsPB; Pyridinium, 1-hexadecyl-, bromide; [ChemIDplus]
Category
Quaternary Amines
Description
Cream-colored solid; [HSDB] White powder; [Acros Organics MSDS]
Sources/Uses
Used in mouthwashes, lozenges, and as a topical disinfectant; [TERIS] Used as a germicide, deodorant, laboratory reagent, surfactant, and topical antiseptic/disinfectant; [HSDB]
Comments
Topical use during pregnancy unlikely to cause teratogenic effects; [ToxPlanet: TERIS] Causes changes in leukocyte count, dermatitis, and effects on true cholinesterase in 21-day intermittent dermal studies of rats; [RTECS] A severe irritant that may cause eye injury; Harmful by ingestion; Highly toxic by inhalation; Chloride salt: Not a skin sensitizer in guinea pigs; LC50 (rat) = 90 mg/m3/4hr; [Acros Organics MSDS] See "Cetylpyridinium chloride."
Restricted
All active germicide/disinfectant/mildewcide pesticide product registrations cancelled in 1989 in the US; [NPIRS]
Biomedical References
Exposure Assessment
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: