Molekula
Dodecyltrimethylammonium bromide
Dodecyltrimethylammonium bromide is a quaternary ammonium surfactant used in detergents, disinfectants, and emulsifiers. It is a cationic surfactant with excellent solubility in water and organic solvents. CAS: 1119-94-4, Molecular formula: C12H27NBr, Molecular weight: 308.34 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies Dodecyltrimethylammonium bromide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Dodecyltrimethylammonium bromide is a quaternary ammonium surfactant used in detergents, disinfectants, and emulsifiers. It is a cationic surfactant with excellent solubility in water and organic solvents. CAS: 1119-94-4, Molecular formula: C12H27NBr, Molecular weight: 308.34 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies Dodecyltrimethylammonium bromide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white crystalline powder |
| Grade | Reagent Grade |
| Colour | ≤ 100 Hazen |
| Assay (Titration) | ≥ 99.0% |
| Moisture Content (Karl Fischer) | ≤ 1.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 1119-94-4 |
| Molecular Formula | CH3(CH2)11N(CH3)3Br |
| Molecular Weight | 308.34 |
| SMILES | CCCCCCCCCCCC[N+](C)(C)C.[Br-] |
| EC / UN Number | 2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29239001 |
| Tariff Code | 2923900090 |
Safety & GHS
-
Corrosive
GHS05
-
Toxic
GHS06
Hazard statements
- H301 Toxic if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is dodecyltrimethylammonium bromide used for?
It is primarily used as a cationic surfactant in industrial and laboratory applications, including emulsification, disinfection, and as a phase-transfer catalyst.
What is the chemical formula and molecular weight?
The formula is CH3(CH2)11N(CH3)3Br with a molecular weight of 308.34 g/mol.
How should dodecyltrimethylammonium bromide be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade is available?
Available in technical grade; specific higher grades may be available upon request.
Can Molekula supply it in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.