Tetradecylammonium bromide

CAS Number
14937-42-9
EC Number
239-013-3

What is Tetradecylammonium bromide?

Tetradecylammonium bromide (CAS 14937-42-9) is a quaternary ammonium salt functioning as a cationic surfactant.

Where is Tetradecylammonium bromide used?

  • Textile and leather processing: modifies fiber surfaces to improve dye uptake and softness in finishing formulations
  • Personal care: conditioning rinses and hair treatments where cationic deposition on hair or skin is the target effect
  • Home care and industrial cleaning: emulsification of oils and dispersion of soils on hard surfaces
  • Plastics and polymer manufacturing: antistatic and dispersion aid during compounding and surface treatment stages
  • It delivers emulsification, surface wetting, and substrate conditioning where positive charge interaction with anionic surfaces is required.

Good to know: Handled according to standard safety protocols for quaternary ammonium compounds.

Commercial specifications

  • Technical grade, purity specifications commonly ranging from 97% to 99%+ depending on supplier and end-use requirement
  • Packaging from laboratory quantities through to bulk industrial volumes

Other Names (Synonyms)

Tetrakis(decyl)ammonium bromide|RefChem:897259|tetrakis-decylazanium;bromide|tetra-n-decylammonium bromide|C40H84BrN|1-Decanaminium, N,N,N-tris(decyl)-, bromide (1:1)|Ammonium, tetrakis(decyl)-, bromide|1-Decanaminium, N,N,N-tris(decyl)-, bromide

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What are the physical properties of Tetradecylammonium bromide?

Melting Point 89-90 °C
Appearance white powder
Color White
Form Fine Powder

How is Tetradecylammonium bromide classified and handled safely? Learn More

Hazard Statements

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

Which trade and regulatory codes apply to Tetradecylammonium bromide?

HS Code 29211990
Storage Class 11 - Combustible Solids
WGK (Germany) 3
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