Description

Tetradodecylammonium Bromide is a high-purity quaternary ammonium salt (quat) with a long-chain alkyl structure, valued for its potent cationic surfactant and phase-transfer catalyst properties. Its primary commercial significance lies in its ability to facilitate reactions between reagents in immiscible phases, enhancing yield and efficiency in specialized syntheses. This compound is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced material sectors seeking reliable, high-performance catalysts and antimicrobial agents.

Application

• Phase-Transfer Catalyst (PTC): Widely used to accelerate organic synthesis reactions, particularly between aqueous and organic phases, in the production of fine chemicals and active pharmaceutical ingredients (APIs).
• Antimicrobial Agent: Serves as a potent biocide or preservative in industrial water treatment systems and as a component in disinfectant formulations.
• Surfactant & Emulsifier: Functions as a cationic surfactant in the formulation of specialty emulsions, coatings, and textile auxiliaries.
• Ion-Pair Reagent: Employed in analytical chemistry, particularly in HPLC, to improve the separation and detection of ionic compounds.
• Material Science: Used as a modifier or templating agent in the synthesis of nanomaterials and ordered porous structures like mesoporous silica.
• Corrosion Inhibition: Applied in industrial fluids and coatings to provide protective properties on metal surfaces.

Basic Information

Product Name	Tetradodecylammonium Bromide
CAS No.	14866-34-3
Molecular Formula	C₄₈H₁₀₀BrN
Molecular Weight	771.12 g/mol
Synonyms	Tetradodecylammonium bromide; Tetra-n-dodecylammonium bromide; Dodecyltrimethylammonium bromide (common misnomer, verify structure); Lauryltrimethylammonium bromide (common misnomer, verify structure); N,N,N-Tridodecyldodecan-1-aminium bromide; Quaternary ammonium salt, C12-14-alkyltrimethyl, bromides; TDDAB; 1-Dodecanaminium, N,N,N-tridodecyl-, bromide (1:1).
EINECS	Contact for details

Quality Control

Our Tetradodecylammonium Bromide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, detailing key parameters such as assay, moisture content, and residual solvents. Our quality commitment aligns with cGMP principles where applicable for pharmaceutical and high-tech industry needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.