Tetraoctylammonium bromide
Tetraoctylammonium bromide (CAS: 14866-33-2, Formula: [CH3(CH2)7]4N(Br)) is a quaternary ammonium salt with a molecular weight of 546.79 g/mol. This compound is primarily utilised as a phase transfer catalyst in various chemical syntheses. Its lipophilic nature facilitates the transfer of anions between immiscible aqueous and organic phases, enabling reactions that would otherwise be slow or impossible. It is supplied by TSS for research and chemical manufacturing applications.
![Tetraoctylammonium bromide ([CH3(CH2)7]4N(Br)) — chemical structure, CAS 14866-33-2; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F14866-33-2.png&w=3840&q=75)
Phase Transfer Catalysis
Tetraoctylammonium bromide functions as an effective phase transfer catalyst. It facilitates the movement of reactive anions from an aqueous phase to an organic phase, thereby accelerating reactions between water-insoluble organic substrates and water-soluble reagents.
Organic Synthesis
This compound is employed in various organic transformations, including alkylations, nucleophilic substitutions, and polymerizations. Its ability to solubilise inorganic reagents in organic solvents is crucial for these processes.
Ion-Pair Reagent
In analytical chemistry, tetraoctylammonium bromide can be used as an ion-pair reagent in chromatography. It helps to improve the retention and separation of anionic analytes on non-polar stationary phases.
| Molecular weight | 546.79 |
|---|---|
| Linear formula | [CH3(CH2)7]4N(Br) |
| Assay | 98% |
| Melting point | 95-98 °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 Tetraoctylammonium bromide used for?
+
Tetraoctylammonium bromide is primarily used as a phase transfer catalyst in organic synthesis and other chemical transformations where it facilitates reactions between immiscible phases.
What are the CAS number and formula for Tetraoctylammonium bromide?
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The CAS number for Tetraoctylammonium bromide is 14866-33-2, and its linear formula is [CH3(CH2)7]4N(Br).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraoctylammonium bromide with an assay of 98%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should Tetraoctylammonium bromide be handled safely?
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Tetraoctylammonium bromide is classified as causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves, and ensure adequate ventilation.
Is Tetraoctylammonium bromide a controlled substance?
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The provided data does not indicate that Tetraoctylammonium bromide is a controlled substance.
How is Tetraoctylammonium bromide packed and shipped?
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Tetraoctylammonium bromide is carefully packed and exported by TSS in compliance with all relevant regulations for chemical shipments.
How can I request a sample or quote for Tetraoctylammonium bromide?
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To request a sample or a quote, please contact the TSS sales department through our website or by telephone, providing your specific requirements.
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