Cetylpyridinium+Chloride

Cetylpyridinium chloride C21H38NCl

Cetylpyridinium chloride's pure form is in a solid state at room temperature. It has a melting point of 77 °C when anhydrous or 80–83 °C in its monohydrate form. It is insoluble in acetone, acetic acid, or ethanol. It has a pyridine-like odor. It is combustible. Concentrated solutions are destructive to mucous membranes. It is toxic when swallowed or inhaled. In some products, cetylpyridinium bromide is used instead. Its properties are virtually identical. Its critical micelle concentration (CMC) is 0.00124M, corresponding to 0.042% in water.

Cetylpyridinium chloride, also known as CPC or 1-hexadecylpyridinium chloride, is a white, odorless, antiseptic powder used in combination with other substances or as a stand-alone ingredient in oral hygiene products, lozenges, mouthwashes and detergents. Low doses of cetylpyridinium chloride can cause skin irritation, rashes and a burning sensation in the mouth. It also can cause minor throat and mouth irritation. __**Uses**__ It is a cationic quaternary ammonium compound in mouthwash, tooth pastes, throat sprays, breath sprays, ans nasal sprays it is a antiseptic that kills bacteria and other micoorganisms it has been shown to prevent dental plaque and reduce gingivitis cetylpyridinium chloride is used as an ingredient in certain pesticides it has also been alleged to cause brown stains between teeth and on the surface of teeth It is a solid in room temperature It is combustable It is toxic when swallowed or inhaled