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52365 Sigma

Hexadecyltrimethylammonium bromide

BioUltra, for molecular biology, ≥99.0% (AT)

Synonym: CTAB, Cetrimonium bromide, Cetyltrimethylammonium bromide, Palmityltrimethylammonium bromide

  • CAS Number 57-09-0

  • Linear Formula CH3(CH2)15N(Br)(CH3)3

  • Molecular Weight 364.45

  •  Beilstein Registry Number 3598189

  •  EC Number 200-311-3

  •  MDL number MFCD00011772

  •  PubChem Substance ID 57651369

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Properties

Related Categories BioUltra, BioUltra Detergents, Biochemicals and Reagents, Cationic Detergents, Cell Culture,
grade   for molecular biology
description   cationic
InChI Key   LZZYPRNAOMGNLH-UHFFFAOYSA-M
product line   BioUltra
assay   ≥99.0% (AT)
form   powder or crystals
mol wt   micellar avg mol wt 62,000
aggregation number   170
impurities   DNases, none detected
  RNases, none detected
  insoluble matter, passes filter test
  phosphatases, none detected
  proteases, none detected
ign. residue   ≤0.2%
loss   ≤0.5% loss on drying
pH   5.0-7.0 (25 °C, 0.1 M in H2O)
CMC   0.92
  1 mM(20-25°C)
mp   248-251 °C(lit.)
solubility   H2O: soluble0.1 M at 40 °C, clear, colorless
anion traces   sulfate (SO42-): ≤50 mg/kg
cation traces   Al: ≤5 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   0.1 M in H2O
UV absorption   λ: 260 nm Amax: 0.06
  λ: 280 nm Amax: 0.05
HLB   10

Description

Application

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Hexadecyltrimethylammonium bromide has been used for the isolation of plant high molecular weight DNA as well as plant DNA for use in PCR analysis. It has also been used to preciptate nucleic acids.

General description

Bactericidal, cationic surfactant

Price and Availability


Amplified Detection

Microcon Centrifugal Filters

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Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Target organs 
Gastrointestinal tract
Personal Protective Equipment 
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
3
RTECS 
BQ7875000
Flash Point(F) 
471.2 °F
Flash Point(C) 
244 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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