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Hexadecyltrimethylammonium bromide_Molecular_structure_CAS_57-09-0)
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Hexadecyltrimethylammonium bromide

Catalog No. 52365 Name Sigma Aldrich
CAS Number 57-09-0 Website http://www.sigmaaldrich.com
M. F. C19H42BrN Telephone 1-800-521-8956
M. W. 364.44748 Fax
Purity ≥99.0% (AT) Email
Storage Chembase ID: 105764

SYNONYMS

Title
十六烷基三甲基溴化铵
IUPAC name
hexadecyltrimethylazanium bromide
IUPAC Traditional name
cetyl-trimethyl-ammonium bromide
Synonyms
Cetrimonium bromide
溴棕三甲铵
CTAB
Cetyltrimethylammonium bromide
溴化十六烷基三甲铵
鲸蜡烷三甲基溴化铵
Palmityltrimethylammonium bromide

DATABASE IDS

Beilstein Number 3598189
PubChem SID 24874353
EC Number 200-311-3
MDL Number MFCD00011772
CAS Number 57-09-0

PROPERTIES

Antion Traces sulfate (SO42-): ≤50 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤5 mg/kg
Cation Traces K: ≤50 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces Na: ≤50 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Description cationic
Grade for molecular biology
Ignition Residue ≤0.2%
Impurities DNases, none detected
Impurities RNases, none detected
Impurities insoluble matter, passes filter test
Impurities phosphatases, none detected
Impurities proteases, none detected
λ 0.1 M in H2O
Linear Formula CH3(CH2)15N(Br)(CH3)3
Loss on Drying ≤0.5% loss on drying
Mol. Weight micellar avg mol wt 62,000
Product Line BioUltra
Purity ≥99.0% (AT)
Absorption Wavelength λ: 260 nm Amax: 0.06
Absorption Wavelength λ: 280 nm Amax: 0.05
Aggregation Number of Micelle 170
Critical Micelle Concentration 0.92
Critical Micelle Concentration 1 mM(20-25°C)
Flash Point 244 °C
Flash Point 471.2 °F
Hydrophilic Lipophilic Balance 10
Melting Point 248-251 °C(lit.)
pH 5.0-7.0 (25 °C, 0.1 M in H2O)
Solubility H2O: soluble0.1 M at 40 °C, clear, colorless
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Pictograms GHS09
GHS Signal Word Danger
GHS Hazard statements H302-H315-H318-H335-H410
European Hazard Symbols Harmful Harmful (Xn)
European Hazard Symbols Nature polluting Nature polluting (N)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Faceshields, Gloves
GHS Precautionary statements P261-P273-P280-P305 + P351 + P338-P501
RID/ADR UN 3077 9/PG 3
Risk Statements 22-37/38-41-50/53
RTECS BQ7875000
Safety Statements 26-39-60-61
Hazard Class 9
UN Number 3077
Packing Group 3
German water hazard class 3

DETAILS

REFERENCES