Title: Cetyldimethylethylammonium Bromide
CAS Registry Number: 124-03-8
CAS Name: N-Ethyl-
N,N-dimethyl-1-hexadecanaminium bromide
Synonyms: ethylhexadecyldimethylammonium bromide; ethyl cetab; CDA
Trademarks: Ammonyx DME (Onyx)
Molecular Formula: C20H44BrN
Molecular Weight: 378.47
Percent Composition: C 63.47%, H 11.72%, Br 21.11%, N 3.70%
Literature References: Cationic germicidal detergent. Prepn and antibacterial activity: R. S. Shelton
et al., J. Am. Chem. Soc. 68, 753 (1946).
Properties: White powder, mp 178-186°. Soluble in water, alcohol; slightly sol in chloroform, benzene, ether.
Melting point: mp 178-186°
Use: Disinfectant; laboratory reagent.