Benzyltrimethylammonium bromide
Benzyltrimethylammonium bromide (CAS: 5350-41-4), with the molecular formula C6H5CH2N(Br)(CH3)3 and a molecular weight of 230.14 g/mol, is a quaternary ammonium salt. It serves as a versatile reagent in organic synthesis, primarily functioning as a phase transfer catalyst. This compound is widely employed to facilitate reactions between reactants in immiscible phases, enhancing reaction rates and yields. Its application aids in various chemical transformations, making it a valuable component in research and industrial chemical synthesis.

Phase Transfer Catalysis
Benzyltrimethylammonium bromide acts as an effective phase transfer catalyst, enabling reactions between organic and aqueous phases. It helps shuttle anionic reactants into the organic phase, thereby increasing reaction rates and improving yields in various synthetic processes.
Organic Synthesis
This compound is utilized as a reagent in a broad range of organic synthesis applications. Its ability to promote reactions under milder conditions makes it suitable for intricate chemical transformations and the preparation of complex organic molecules.
Chemical Synthesis Reagent
As a synthetic reagent, Benzyltrimethylammonium bromide finds application in the formation of carbon-carbon and carbon-heteroatom bonds. It is instrumental in facilitating nucleophilic substitution reactions and other transformations requiring enhanced reactivity.
| Molecular weight | 230.14 |
|---|---|
| Linear formula | C6H5CH2N(Br)(CH3)3 |
| Assay | 97% |
| Melting point | 230-232 °C(lit.) |

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 Benzyltrimethylammonium bromide used for?
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Benzyltrimethylammonium bromide is primarily used as a phase transfer catalyst and a reagent in organic synthesis to facilitate reactions between immiscible phases and promote various chemical transformations.
What is the CAS number and formula for Benzyltrimethylammonium bromide?
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The CAS number for Benzyltrimethylammonium bromide is 5350-41-4, and its linear formula is C6H5CH2N(Br)(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzyltrimethylammonium bromide with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmaceutical grade unless explicitly stated in the product specifications.
How should Benzyltrimethylammonium bromide be handled safely?
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Benzyltrimethylammonium bromide is a Warning substance that may cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). When handling, use a dust mask type N95 (US), wear eyeshields, and gloves. Ensure good ventilation and avoid breathing dust.
How is Benzyltrimethylammonium bromide packed and shipped?
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Benzyltrimethylammonium bromide is carefully packed according to industry standards to ensure safe transit and is available for global export. Specific packaging details can be provided upon request.
How can I request a quote or sample?
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To request a quote or sample of Benzyltrimethylammonium bromide, please contact our sales team through the website or by calling our dedicated line, providing your details and requirements.
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