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8.41022

n-Dodecyltrimethylammonium bromide

for synthesis

Synonym(s):

n-Dodecyltrimethylammonium bromide

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About This Item

Empirical Formula (Hill Notation):
C15H34BrN
CAS Number:
1119-94-4
Molecular Weight:
308.34
UNSPSC Code:
12352107
EC Index Number:
214-290-3
NACRES:
NA.22
MDL number:
MFCD00011767
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vapor pressure

<1 hPa ( 20 °C)

Quality Segment

200

assay

≥97.0%

form

powder

potency

200-1000 mg/kg LD50, oral (Rat)

reaction suitability

core: ammonium

mp

217 °C

solubility

>954 g/L

density

1.17 g/cm3 at 20 °C

storage temp.

2-30°C

SMILES string

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

Application

  • Surfactant Applications in Oil Recovery: Research demonstrates the utility of n-Dodecyltrimethylammonium bromide in enhancing oil recovery under high-salinity, high-temperature conditions. The surfactant showed remarkable long-term thermal stability, relevant for industrial applications in oil fields (Hou et al., 2024).
  • Dye Adsorption Studies: The interaction of n-Dodecyltrimethylammonium bromide with alginate hydrogel beads was studied for the removal of Malachite Green dye. This research highlighted the impact of surfactant hydrophobicity on adsorption efficiency, presenting a potential for wastewater treatment technologies (Malik et al., 2024).
  • Role in Precipitation of Reactive Dyes: A study explored the effect of alkyl chain length in surfactants like n-Dodecyltrimethylammonium bromide on the precipitation behavior of Reactive Brilliant Blue KN-R, suggesting potential applications in textile manufacturing processes (Liu et al., 2024).
  • Thermoresponsive Self-assembly in Nanoscale Systems: n-Dodecyltrimethylammonium bromide was utilized to study the generation of thermoresponsive self-assemblies in Tetronics®, providing insights into the temperature-dependent behaviors of surfactant mixtures at the nanoscale (Patel et al., 2024).
  • Electrostatic Adsorption in Surfactant Mixtures: This research described the electrostatically driven adsorption behaviors observed in mixed surfactant systems including n-Dodecyltrimethylammonium bromide, pertinent to applications in coatings and formulations requiring surface activity modifications (Vilangottunjalil et al., 2024).

Analysis Note

Assay (argentometric): ≥ 97.0 %
Identity (IR): passes test

pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

signalword

Danger

Hazard Classifications

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

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Certificates of Analysis (COA)

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