Dodecyltrimethylammonium bromide
Dodecyltrimethylammonium bromide (CAS: 1119-94-4), with the molecular formula CH3(CH2)11N(CH3)3Br and a molecular weight of 308.34 g/mol, is a cationic surfactant. It is widely recognised for its properties as a detergent and phase transfer catalyst. This compound finds application in various chemical synthesis processes and as a biochemical reagent.
- IUPAC
- Lauryltrimethylammonium bromide
- Synonyms
- Lauryltrimethylammonium bromide
Cationic Detergent
Dodecyltrimethylammonium bromide functions as a cationic detergent due to its amphipathic structure, enabling it to reduce surface tension and aid in emulsification and solubilisation.
Phase Transfer Catalysis
As a phase transfer catalyst, it facilitates the reaction between reactants located in different immiscible phases, typically by transporting anionic species into an organic phase.
Biochemical Reagent
In biochemical research, it can be used in cell lysis, protein solubilisation, and as a component in buffer systems where a cationic surfactant is required.
Chemical Synthesis
It serves as a valuable reagent in organic synthesis, particularly in reactions benefiting from the presence of a quaternary ammonium salt.
| Molecular weight | 308.34 |
|---|---|
| Linear formula | CH3(CH2)11N(CH3)3Br |
| Assay | ≥98.0% (AT) |
| Melting point | 246 °C (dec.)(lit.) |
Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-36/37/38-50/53 |
| Safety statements (S) | 26-36-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | cationic |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Dodecyltrimethylammonium bromide used for?
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Dodecyltrimethylammonium bromide is primarily used as a cationic detergent, a phase transfer catalyst in chemical synthesis, and as a biochemical reagent.
What is the CAS number and formula for Dodecyltrimethylammonium bromide?
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The CAS number is 1119-94-4 and the molecular formula is CH3(CH2)11N(CH3)3Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dodecyltrimethylammonium bromide with an assay of ≥98.0% (AT). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Dodecyltrimethylammonium bromide be handled safely?
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Dodecyltrimethylammonium bromide is harmful if swallowed, causes skin irritation, causes serious eye irritation, and may cause respiratory irritation. It is also very toxic to aquatic life with long-lasting effects. Handle with appropriate personal protective equipment, including a dust mask, eyeshields, and gloves, in a well-ventilated area. Avoid release to the environment.
Is Dodecyltrimethylammonium bromide a controlled substance?
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The provided data does not indicate that Dodecyltrimethylammonium bromide is a controlled substance.
How is Dodecyltrimethylammonium bromide packed, shipped, and exported?
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Dodecyltrimethylammonium bromide is packed and shipped according to international regulations for chemical transport. As a global supplier, Tech Serve Solutions exports this chemical worldwide.
How can I request a sample or a quote for Dodecyltrimethylammonium bromide?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone.
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