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52369

Hexadecyltrimethylammonium bromide

BioUltra, ≥99.0% (AT)

Synonym(s):

CTAB, Cetrimonium bromide, Cetyltrimethylammonium bromide, Palmityltrimethylammonium bromide

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About This Item

Linear Formula:
CH3(CH2)15N(Br)(CH3)3
CAS Number:
57-09-0
Molecular Weight:
364.45
EC Number:
200-311-3
UNSPSC Code:
12161900
PubChem Substance ID:
329757828
Beilstein/REAXYS Number:
3598189
MDL number:
MFCD00011772
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description

cationic

product line

BioUltra

assay

≥99.0% (AT)

form

powder, powder with small lumps

mol wt

364.45 g/mol

impurities

insoluble matter, passes filter test

ign. residue

≤0.2%

loss

≤0.2% loss on drying

pH

5.0-7.0 (25 °C, 0.1 M in H2O)

mp

248-251 °C (lit.)

solubility

H2O: 0.1 M at 40 °C, clear, colorless

anion traces

sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.5 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

SMILES string

[Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C

InChI

1S/C19H42N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;/h5-19H2,1-4H3;1H/q+1;/p-1

InChI key

LZZYPRNAOMGNLH-UHFFFAOYSA-M

Other Notes

CTAB discontinuous gel electrophoresis; Enhances ConA-mediated agglutination of rat T-lymphocytes; Use of mixed surfactants in micellar electrokinetic chromatography
This product has been replaced by 52365-SIGMA | Hexadecyltrimethylammonium bromide BioUltra, for molecular biology, ≥99.0% (AT)

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT RE 2 Oral - STOT SE 3

target_organs

Gastrointestinal tract, Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

471.2 °F - closed cup

flash_point_c

244 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Regulatory Information

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C P Ong et al.
Electrophoresis, 15(10), 1273-1275 (1994-10-01)
The use of mixed surfactants for the separation of nine phenylthiohydantoin amino acids (PTH amino acids) by micellar electrokinetic chromatography (MEKC) was examined. The potential of a mixed surfactant system, consisting of cationic and anionic surfactants, for enhancing the selectivity
R E Akins et al.
Analytical biochemistry, 202(1), 172-178 (1992-04-01)
A discontinuous polyacrylamide and agarose gel electrophoresis system is presented here which allows the fine separation of proteins based on molecular weight with the concomitant retention of native enzymatic activity. This system, referred to as the CAT gel, uses the
ConA-mediated agglutination in rat T-lymphocytes is enhanced by the membrane-perturbing agent CTAB.
B Isomaa et al.
Cellular and molecular biology, 32(5), 627-630 (1986-01-01)
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Global Trade Item Number

SKUGTIN
PH017935-500MG04022536297484