Pharmaceutical and cosmetic materials

Cetylpyridinium Chloride (CPC)

Pharmaceutical & Cosmetic products

CPC (Cetylpyridinium Chloride) is a cationic surfactant with strong bactericidal properties and resistance to fungi. Wako produces crystalline CPC of the high quality. It is used as an antibacterial agent in toothpaste, mouthwash, pre-moistened wipes, throat lozenges and the other personal care products which value safety. Recently it has been popular in a wide range of fields such as cosmetics, toiletries and industrial use.
This CPC conforming to the Japanese Pharmaceutical Codex / The Japanese Standards of Quasi-drug Ingredients(JSQI).

Product name Cetylpyridinium Chloride , Monohydrate (CPC)
Chemical name Hexadecylpyridium Chloride , Monohydrate
INCI (International Cosmetic Ingredient name) CETYLPYRIDINIUM CHLORIDE

Structural formula

Molecular formula
CAS RN® anhydrous [123-03-5]
monohydrate [6004-24-6]
Molecular weight 358.01

Physical characteristics

crystalline powder
Melting point/freezing point 80~84℃
Solubilities water : soluble. chloroform , ethanol : freely soluble.


  • 40kg

Related laws and regulations

TSCA Listed
EINECS 204-593-9
REACH Not Listed