Benzyltriethylammonium bromide
Benzyltriethylammonium bromide (CAS 5197-95-5, C6H5CH2N(Br)(C2H5)3) is a quaternary ammonium salt with a molecular weight of 272.22 g/mol. It functions effectively as a phase transfer catalyst, facilitating reactions between immiscible phases. This compound is a valuable reagent in various chemical synthesis processes, aiding in the formation of new chemical bonds and structures for diverse applications.

Phase Transfer Catalysis
Benzyltriethylammonium bromide is widely employed as a phase transfer catalyst. It enables the transfer of reactive anions from an aqueous phase to an organic phase, thereby accelerating reaction rates in heterogeneous systems.
Organic Synthesis
This compound serves as a key reagent in organic synthesis. Its catalytic properties are beneficial for various transformations, including alkylations, nucleophilic substitutions, and polymerizations.
Chemical Research
In research laboratories, Benzyltriethylammonium bromide is utilised for exploring novel synthetic pathways and optimising existing chemical processes. It aids in the development of new materials and compounds.
| Molecular weight | 272.22 |
|---|---|
| Linear formula | C6H5CH2N(Br)(C2H5)3 |
| Assay | 99% |
| Melting point | 193-195 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- 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) | 36/38 |
| 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 Benzyltriethylammonium bromide used for?
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Benzyltriethylammonium bromide is primarily used as a phase transfer catalyst in organic synthesis and chemical research to facilitate reactions between immiscible phases.
What is the CAS number and formula for Benzyltriethylammonium bromide?
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The CAS number is 5197-95-5 and the chemical formula is C6H5CH2N(Br)(C2H5)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzyltriethylammonium bromide with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should Benzyltriethylammonium bromide be handled safely?
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Handle Benzyltriethylammonium bromide with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Avoid contact with skin and eyes, and ensure adequate ventilation. This compound is labelled with a Warning signal word, indicating it can cause skin irritation (H315) and serious eye irritation (H319).
How is Benzyltriethylammonium bromide packed and exported?
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Benzyltriethylammonium bromide is carefully packed according to industry standards to ensure safe transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for Benzyltriethylammonium bromide?
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To request a sample or a quote for Benzyltriethylammonium bromide, please contact our sales team through the website or by email, providing your specific requirements.
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