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Dodecyltrimethylammonium bromide

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

Synonyme(s) :

Lauryltrimethylammonium bromide

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About This Item

Formule linéaire :
CH3(CH2)11N(CH3)3Br
Numéro CAS:
Poids moléculaire :
308.34
Numéro Beilstein :
3597463
Numéro CE :
Numéro MDL:
Code UNSPSC :
41116105
ID de substance PubChem :
Nomenclature NACRES :
NB.21

Description

cationic

Niveau de qualité

Pureté

≥98.5% (AT)

Forme

liquid

Qualité

LiChropur

Poids mol.

308.34 g/mol

Technique(s)

ion pair chromatography: suitable

Pf

246 °C (dec.) (lit.)

λ

10 % in H2O

Absorption UV

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

Adéquation

corresponds to standard for filter test

Chaîne SMILES 

[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

Clé InChI

XJWSAJYUBXQQDR-UHFFFAOYSA-M

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Description générale

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.

Informations légales

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Pictogrammes

Skull and crossbonesEnvironment

Mention d'avertissement

Danger

Mentions de danger

Classification des risques

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

Code de la classe de stockage

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

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

dust mask type N95 (US), Eyeshields, Gloves


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Consulter la Bibliothèque de documents

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)
Sriram Sokalingam et al.
PloS one, 7(7), e40410-e40410 (2012-07-14)
Two positively charged basic amino acids, arginine and lysine, are mostly exposed to protein surface, and play important roles in protein stability by forming electrostatic interactions. In particular, the guanidinium group of arginine allows interactions in three possible directions, which
Adhimoorthy Prasannan et al.
Langmuir : the ACS journal of surfaces and colloids, 27(2), 766-773 (2010-12-16)
A novel synthesis of "hairy urchin"-shaped polyaniline (PAni) and its surface coverage with nanospikes was achieved from a simple microemulsion polymerization technique in the presence of β-cyclodextrin (β-CD). The rodlike micelle phase was characterized, and the key factors affecting the
A A Mikhailovskaya et al.
The journal of physical chemistry. B, 115(33), 9971-9979 (2011-07-26)
The dynamic dilatational surface elasticity of mixed solutions of globular proteins (β-lactoglobulin (BLG) and bovine serum albumin (BSA)) with cationic (dodecyltrimethylammonium bromide (DTAB)) and anionic (sodium dodecyl sulfate (SDS)) surfactants was measured as a function of the surfactant concentration and
I Echavarri Franco et al.
Langmuir : the ACS journal of surfaces and colloids, 28(10), 4815-4828 (2012-02-16)
The binding of cationic surfactants with varying alkyl chain length to a regiorandom conjugated polyanion, poly(3-thiophene acetic acid) (PTAA), is studied in an aqueous buffer by using absorption and emission spectroscopies, photon correlation spectroscopy, isothermal titration calorimetry, and cryogenic transmission

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