44239

Dodecyltrimethylammonium bromide

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

• Synonym(s): Lauryltrimethylammonium bromide
• Linear Formula: CH₃(CH₂)₁₁N(CH₃)₃Br
• CAS Number: 1119-94-4
• Molecular Weight: 308.34
• Beilstein/REAXYS Number: 3597463
• EC Number: 214-290-3
• MDL number: MFCD00011767
• UNSPSC Code: 41116105
• PubChem Substance ID: 329756378
• NACRES: NB.21

Properties

• description: cationic
• Quality Level: 100
• 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 A_max: ≤0.2; λ: 250 nm A_max: ≤0.03; λ: 260 nm A_max: ≤0.02; λ: 500 nm A_max: ≤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

Description

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

Safety Information

• pictograms: GHS06,GHS09
• signalword: Danger
• hcodes: H301 - H315 - H319 - H410
• pcodes: P264 - P273 - P280 - P301 + P310 - P302 + P352 - P305 + P351 + P338
• 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