Cetrimonium Bromide ( [ (C 16 H 33 )N (CH 3) 3 ]Br; cetyltrimethylammonium bromide; hexadecyltrimethylammonium bromide; CTAB) is a quaternary ammonium surfactant . It is one of the components of the topical antiseptic cetrimide. The cetrimonium (hexadecyltrimethylammonium) cation is an effective antiseptic agent against bacteria and fungi.
Appearance: white powder
A cationic positively-charged quaternary ammonium compounds. Utilized for applications ranging from solubilizing membrane proteins in non-denaturing conditions to creating denaturing conditions during gel electrophoresis.
Synonyms: N-Cetyl-N,N,N-trimethylammonium bromide , Cetyltrimethylammonium bromide , Hexadecyltrimethylammonium bromide , (1-Hexadecyl)trimethylammonium bromide , CTAB
Formula: CH₃(CH₂)₁₅N(Br)(CH₃)₃
MW: 364.45 g/mol
Melting Pt: 233…237 °C
Flash Pt: 244 °C (closed cup)
MDL Number: MFCD00011772
CAS Number: 57-09-0
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