Stearalkonium chloride is a type of benzalkonium chloride which is used as an anti-static agent, a surfactant and an antimicrobial. It is an ingredient in some cosmetics and hair care products, particularly conditioners. It was originally designed by the fabric industry for use as a fabric softener.
Dimethylbenzyloctadecylammonium chloride; Benzyldimethyloctadecylammonium chloride; Benzyldimethylstearylammonium chloride; Benzylstearyldimethylammonium chloride; N,N-dimethyl-n-octadecylbenzenemethanaminium chloride
3D model (JSmol)
CompTox Dashboard (EPA)
|Molar mass||424.15 g·mol−1|
|Lethal dose or concentration (LD, LC):|
LD50 (median dose)
|1250 mg/kg (oral, rat)|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|what is ?)(|
Toxicology studies have determined that stearalkonium chloride is safe and non-toxic at the concentrations typically used in cosmetic products (0.1 to 5%). At higher concentrations (25% solution), it has been shown to cause minor skin and eye irritation in animals.