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Surfactants

Tetradecylammonium bromide

CAS: 14937-42-9

Overview

Tetradecylammonium bromide (CAS 14937-42-9 ) is a quaternary ammonium salt functioning as a cationic surfactant across industrial and personal care applications. It delivers emulsification, surface wetting, and substrate conditioning where positive charge interaction with anionic surfaces is required.

In textile and leather processing, it modifies fiber surfaces to improve dye uptake and softness in finishing formulations. Personal care formulators incorporate it into conditioning rinses and hair treatments where cationic deposition on hair or skin is the target effect.

In home care and industrial cleaning products, it contributes to emulsification of oils and dispersion of soils on hard surfaces. Plastics and polymer manufacturers use it as an antistatic and dispersion aid during compounding and surface treatment stages.

Tetradecylammonium bromide is typically supplied as a white to off-white crystalline powder or solid. Technical grade is the standard commercial offering, with purity specifications commonly ranging from 97% to 99%+ depending on the supplier and end-use requirement.

Packaging is available in laboratory quantities through to bulk industrial volumes to suit both R&D procurement and production-scale sourcing. This chemical is handled according to standard safety protocols for quaternary ammonium compounds.

The material is valued for its consistent performance in aqueous systems and its ability to reduce surface tension effectively. It remains a versatile component for manufacturers seeking reliable cationic functionality in diverse chemical formulations.

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Physical Properties

Melting Point89-90 °C
Appearancewhite powder
ColorWhite
FormFine Powder

Safety & Handling

Hazard Statements H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (50%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Trade & Regulatory

HS Code29211990
Storage Class11 - Combustible Solids
WGK (Germany)3

Other Names

Tetrakis(decyl)ammonium bromide | RefChem:897259 | tetrakis-decylazaniumbromide | tetra-n-decylammonium bromide | C40H84BrN | 1-DecanaminiumNNN-tris(decyl)-bromide (1:1) | Ammoniumtetrakis(decyl)-bromide | 1-DecanaminiumNNN-tris(decyl)-bromide

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Chemical Properties

CAS Number
14937-42-9
EC Number
239-013-3
Mol. Weight
659.0
HS Code
29211990
Category
Surfactants

Industries

Documentation