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Tetradecyltrimethylammonium bromide

CAS Number
1119-97-7
EC Number
214-291-9
Chemical Formula
C17H38N.Br
Molecular Weight
336.4 g/mol

Description

Tetradecyltrimethylammonium bromide ( CAS 1119-97-7 ), commonly abbreviated as TTAB, is a quaternary ammonium cationic surfactant used across personal care, cleaning, and industrial processing applications. It functions as an emulsifier, wetting agent, biocide, and surface conditioner, with performance driven by its cationic charge interacting with negatively charged substrates and microbial membranes. In personal care formulations, TTAB acts as a conditioning agent and emulsifier in hair care and skin products, helping to deposit active ingredients onto hair or skin surfaces. Industrial and institutional cleaning formulations incorporate it as an antimicrobial active, providing bactericidal and fungicidal efficacy against a broad range of organisms. Textile and leather processing operations use it as a softening and antistatic agent, improving handle and reducing static charge on finished fabrics during the manufacturing process. In paper manufacturing, it supports surface modification and retention aid applications where cationic charge is required to interact with anionic fiber surfaces for better results. TTAB is typically supplied as a white to off-white crystalline powder or as an aqueous solution at varying active concentrations for different industrial needs. Technical and high-purity laboratory grades are both commercially available, with purity specifications commonly ranging from 98% to 99%+ for research and industrial use. Contact us for supply of Tetradecyltrimethylammonium bromide Request Quote

Other Names (Synonyms)

Alkyltrimethylammonium Bromide | trimethyl(tetradecyl)azanium bromide | Myristyltrimethylammonium bromide | TTAB

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point247.5 °C
Density1.00 g/cm³
Appearancewhite powder
ColorWhite
FormFine Crystalline Powder
Water Solubility20 g/100 mL
Vapor Pressure0Pa at 25℃
Refractive Index1.5260 (estimate)
pHpH (50g/l, 25℃ : 4.0~6.0
Log P2.2 at 20℃

Safety & Handling

Danger
GHS05· CorrosiveGHS07· IrritantGHS08· Health HazardGHS09· Environment

Hazard Statements

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary Statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P363Wash contaminated clothing before reuse.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29239000
UN Number3263
ADR Class8
Packing GroupII
Storage Class11 - Combustible Solids
WGK (Germany)3