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Product Description
Products Description of Hexadecyl Trimethyl Ammonium Bromide CAS#57-09-0
Hexadecyl trimethyl ammonium bromide also called cetyltrimethylammonium bromide (CTAB), is a cationic surfactant. CTAB is employed for extraction of DNA. CTAB method is efficient, cost and time effective for DNA extraction. CTAB is used as a shaping material and reducing agent for nanoparticle generation.

Product Name: | Hexadecyl trimethyl ammonium bromide |
Synonyms: | N-CETYL-N,N,N-TRIMETHYLAMMONIUM BROMIDE;N,N,N-TRIMETHYLTETRADECYLAMMONIUM BROMIDE;N-HEXADECYL-N,N,N-TRIMETHYLAMMONIUM BROMIDE;N-HEXADECYLTRIMETHYLAMMONIUM BROMIDE;PALMITYLTRIMETHYLAMMONIUM BROMIDE;TIMTEC-BB SBB008910;TRIMETHYLHEXADECYL-AMMONIUM BROMIDE;1-Hexadecanaminium,N,N,N-trimethyl-,bromide |
CAS: | 57-09-0 |
MF: | C19H42BrN |
MW: | 364.45 |
EINECS: | 200-311-3 |
Product Categories: | CETAB;Pharmaceutical raw materials;Ammonium Bromides (Quaternary);Biochemistry;Cationic Surfactants (for Biochemistry);Quaternary Ammonium Compounds;Organics;Surfactants (for Biochemistry);bc0001;57-09-0 |
Mol File: | 57-09-0.mol |
Hexadecyl trimethyl ammonium bromide Chemical Properties |
Melting point | 248-251 °C(lit.) |
bulk density | 390kg/m3 |
density | 1.1107 (rough estimate) |
refractive index | 1.5260 (estimate) |
Fp | 244 °C |
storage temp. | Store below +30°C. |
solubility | H2O: 50 mg/mL |
form | powder |
color | white |
Odor | Odorless |
PH | 5.0-7.0 (25℃, 0.1M in H2O) |
PH Range | 5 - 7 |
Water Solubility | 13 g/L (20 ºC) |
λmax | λ: 260 nm Amax: 0.06λ: 280 nm Amax: 0.05 |
Sensitive | Hygroscopic |
Merck | 14,2025 |
BRN | 3598189 |
Stability: | Stable. Incompatible with strong oxidizing agents. Protect from moisture. |
InChIKey | LZZYPRNAOMGNLH-UHFFFAOYSA-M |
CAS DataBase Reference | 57-09-0(CAS DataBase Reference) |
EPA Substance Registry System | Cetyl trimethyl ammonium bromide (57-09-0) |
Product Application of Hexadecyl Trimethyl Ammonium Bromide CAS#57-09-0
Hexadecyl Trimethyl Ammonium Bromide (cetyltrimethylammonium bromide, CTAB, CAS#57-09-0) is used as a cationic surfactant in the biological field for nucleic acid extraction, cell experiments and electrophoresis analysis; It serves as a detergent, softener and dispersant in the chemical and daily chemical industries;
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