Tetraoctadecylammonium bromide
Tetraoctadecylammonium bromide (CAS: 63462-99-7), with the chemical formula [CH3(CH2)17]4N(Br), is a quaternary ammonium salt. It is characterised by its four long octadecyl chains, contributing to its surfactant properties. This compound serves as a valuable reagent in chemical synthesis, particularly as a phase transfer catalyst, facilitating reactions between immiscible phases. Its structure makes it suitable for applications requiring lipophilic cation behaviour.
![Tetraoctadecylammonium bromide ([CH3(CH2)17]4N(Br)) — chemical structure, CAS 63462-99-7; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F63462-99-7.png&w=3840&q=75)
Phase Transfer Catalysis
Tetraoctadecylammonium bromide functions effectively as a phase transfer catalyst. Its lipophilic nature allows it to transport anionic reactants from an aqueous phase to an organic phase, thereby accelerating reaction rates in heterogeneous systems.
Chemical Synthesis
This compound is employed as a reagent in various organic synthesis procedures. It can be utilised in reactions where a bulky, lipophilic quaternary ammonium cation is beneficial for controlling reaction pathways or enhancing solubility.
Surfactant Applications
Due to its long alkyl chains and ionic head group, Tetraoctadecylammonium bromide exhibits surfactant properties. It can be used in formulations or processes requiring emulsification, solubilisation, or surface tension reduction in non-polar environments.
| Molecular weight | 1107.86 |
|---|---|
| Linear formula | [CH3(CH2)17]4N(Br) |
| Assay | ≥98.0% (NT) |
| Melting point | 103-105 °C(lit.)103-105 °C |
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 Tetraoctadecylammonium bromide used for?
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Tetraoctadecylammonium bromide is primarily used as a phase transfer catalyst and a reagent in chemical synthesis. Its structure also lends itself to applications as a surfactant.
What is the CAS number and chemical formula for Tetraoctadecylammonium bromide?
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The CAS number is 63462-99-7 and the chemical formula is [CH3(CH2)17]4N(Br).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraoctadecylammonium bromide with an assay of ≥98.0% (NT). This is a technical grade, and TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
How should Tetraoctadecylammonium bromide be handled?
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Handling Tetraoctadecylammonium bromide requires appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet for comprehensive information.
Is Tetraoctadecylammonium bromide classified as a controlled substance?
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The provided data does not indicate that Tetraoctadecylammonium bromide is a controlled substance.
How is Tetraoctadecylammonium bromide packed and shipped?
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Product is packed according to standard chemical handling procedures to ensure safety during transport. TSS exports globally; please contact us for specific shipping and export details for your region.
How can I request a sample or quote?
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To request a sample or a quotation for Tetraoctadecylammonium bromide, please use the 'Request Sample' or 'Request Quote' buttons on the product page, or contact our sales team directly via email or phone.
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