8.41022

n-Dodecyltrimethylammonium bromide

for synthesis

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

Properties

• vapor pressure: <1 hPa ( 20 °C)
• Quality Level: 200
• form: powder
• potency: 200-1000 mg/kg LD₅₀, oral (Rat)
• mp: 217 °C
• solubility: >954 g/L
• density: 1.17 g/cm³ at 20 °C
• storage temp.: 2-30°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

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

Safety Information

• pictograms: GHS06,GHS09
• signalword: Danger
• hcodes: H301 - H315 - H319 - H410
• pcodes: P264 - P270 - P273 - 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: 6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable