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Dodecyltrimethylammonium bromide

suitable for ion pair chromatography, LiChropur, ≥98.5% (AT)

Synonym(s):

Lauryltrimethylammonium bromide

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About This Item

Linear Formula:
CH3(CH2)11N(CH3)3Br
CAS Number:
Molecular Weight:
308.34
Beilstein/REAXYS Number:
3597463
EC Number:
MDL number:
UNSPSC Code:
41116105
PubChem Substance ID:
NACRES:
NB.21

description

cationic

Quality Level

assay

≥98.5% (AT)

form

liquid

quality

LiChropur

mol wt

308.34 g/mol

technique(s)

ion pair chromatography: suitable

mp

246 °C (dec.) (lit.)

λ

10 % in H2O

UV absorption

λ: 240 nm Amax: ≤0.2
λ: 250 nm Amax: ≤0.03
λ: 260 nm Amax: ≤0.02
λ: 500 nm Amax: ≤0.02

suitability

corresponds to standard for filter test

SMILES string

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

InChI

1S/C15H34N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16(2,3)4;/h5-15H2,1-4H3;1H/q+1;/p-1

InChI key

XJWSAJYUBXQQDR-UHFFFAOYSA-M

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General description

Dodecyltrimethylammonium bromide (DTAB) is a surfactant.

Application

It may be used as a surfactant to study the effectd of urea when added to DTAB and SDS micellar solutions, using Electron spin resonance spectroscopy (ESR) of nitrioxide spin probes.

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

Skull and crossbonesEnvironment

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Skin Irrit. 2

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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ESR study of sodium dodecyl sulfate and dodecyltrimethylammonium bromide micellar solutions: effect of urea.
Baglioni, Piero, et al.
The Journal of Physical Chemistry, 94.21, 8218-8222 (1990)
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The journal of physical chemistry. B, 114(8), 2997-3004 (2010-02-09)
Femtosecond fluorescence upconversion experiments were performed on the naturally occurring medicinal pigment, curcumin, in anionic, cationic, and neutral micelles. In our studies, the micelles are composed of sodium dodecyl sulfate (SDS), dodecyl trimethyl ammonium bromide (DTAB), and triton X-100 (TX-100).
Ye Liu et al.
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Although biochemical sensing using liquid crystals (LC) has been demonstrated, relatively little attention has been paid towards the fabrication of in situ-formed LC sensing devices. Herein, we demonstrate a highly reproducible method to create uniform LC thin film on treated
Dan Ke et al.
Langmuir : the ACS journal of surfaces and colloids, 27(23), 14112-14117 (2011-10-19)
The interaction between dodecyltrimethylammonium bromide (DTAB) and curcumin has been studied in pH 5.0 sodium phosphate buffer using absorption and fluorescence measurements. With increasing DTAB concentration (C(DTAB)) from 0 to 20 mM, the absorption peak of curcumin at 430 nm
Deping Huang et al.
ACS applied materials & interfaces, 4(9), 4665-4671 (2012-08-11)
Hierarchical, three-fold symmetrical dendritic gold was prepared in an aqueous solution of the quaternary ammonium cationic surfactant dodecyltrimethylammonium bromide (DTAB). Similar surfactants with different head groups and hydrocarbon chain lengths were also used for comparison. Two-fold and one-fold symmetrical dendritic

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