Decyltrimethylammonium bromide
Decyltrimethylammonium bromide (CAS 2082-84-0, CH3(CH2)9N(CH3)3Br) is a quaternary ammonium compound supplied by Tech Serve Solutions. With a molecular weight of 280.29 g/mol, this compound is primarily utilised in chemical synthesis. Its properties make it suitable for applications as a phase transfer catalyst and as a general synthetic reagent in various laboratory and industrial processes. TSS ensures high-quality supply for research and development needs.

Phase Transfer Catalysis
Decyltrimethylammonium bromide acts as an effective phase transfer catalyst, facilitating reactions between reactants in immiscible phases. This enables chemists to achieve higher yields and reaction rates in syntheses that would otherwise be challenging.
Chemical Synthesis
This compound serves as a versatile reagent in organic synthesis. It is employed in various chemical transformations, contributing to the construction of complex molecules in research and industrial settings.
Ammonium Salt Applications
As an ammonium salt, Decyltrimethylammonium bromide can be utilised in specific formulations or reactions where a cationic surfactant or quaternary ammonium moiety is required. Its structure lends itself to diverse chemical investigations.
| Molecular weight | 280.29 |
|---|---|
| Linear formula | CH3(CH2)9N(CH3)3(Br) |
| Assay | ≥98.0% (NT) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Decyltrimethylammonium bromide used for?
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Decyltrimethylammonium bromide is used as a phase transfer catalyst and a synthetic reagent in chemical synthesis. It is also applicable as an ammonium salt in various chemical processes.
What is the CAS number and chemical formula for Decyltrimethylammonium bromide?
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The CAS number for Decyltrimethylammonium bromide is 2082-84-0, and its chemical formula is CH3(CH2)9N(CH3)3(Br).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Decyltrimethylammonium bromide with an assay of ≥98.0% (NT). This product is supplied for research and laboratory use, and TSS does not represent it as USP, BP, or EP grade.
How should Decyltrimethylammonium bromide be handled safely?
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Decyltrimethylammonium bromide is a warning substance that may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). When handling, wear a dust mask (N95 US type), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust. In case of contact, rinse thoroughly with water and seek medical advice if irritation persists.
How is Decyltrimethylammonium bromide packed, shipped, and exported?
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Tech Serve Solutions offers Decyltrimethylammonium bromide for global export. Products are carefully packed to maintain integrity during transit. Please contact us for specific shipping and export details.
How can I request a sample or quote for Decyltrimethylammonium bromide?
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To request a sample or a quote for Decyltrimethylammonium bromide, please use the contact form on our website or email our sales department directly. Please include the product name and CAS number in your request.
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