Molekula
Tetraoctylammonium bromide
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Tetraoctylammonium bromide is a quaternary ammonium salt used as a phase-transfer catalyst in organic synthesis and as a surfactant in industrial applications. It is a white to off-white solid with a molecular weight of 546.79 g/mol, a CAS number of 14866-33-2, and a molecular formula of [CH3(CH2)7]4N(Br). Store at ambient temperature. Hazard classification includes signal word Danger.
Molekula supplies Tetraoctylammonium bromide at ≥99.0% purity in 25 g packs, from £35.40 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £29.50 per pack ex VAT · £35.40 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystal |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 101 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 45634299 |
| CAS Number | 14866-33-2 |
| IUPAC Name | tetraoctylazanium bromide |
| EC Number | 238-936-9 |
| Molecular Formula | [CH3(CH2)7]4N(Br) |
| Molecular Weight | 546.79 |
| Exact Mass | 545.4535 |
| SMILES | CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC.[Br-] |
| InChIKey | QBVXKDJEZKEASM-UHFFFAOYSA-M |
| InChI | InChI=1S/C32H68N.BrH/c1-5-9-13-17-21-25-29-33(30-26-22-18-14-10-6-2,31-27-23-19-15-11-7-3)32-28-24-20-16-12-8-4;/h5-32H2,1-4H3;1H/q+1;/p-1 |
| PubChem CID | 2734117 |
| REACH Code | Y110 |
| HTS Code | 2923900100 |
| Tariff Code | 2923900090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1-OCTANAMINIUM, N,N,N-TRIOCTYL-, BROMIDE
- 1-OCTANAMINIUM, N,N,N-TRIOCTYL-, BROMIDE (1:1)
- AMMONIUM, TETRAOCTYL-, BROMIDE
- C32H68BrN
- N,N,N-Trioctyl-1-octanaminium bromide
- N,N,N-trioctyloctan-1-aminium bromide
- tetra(n-octyl)ammonium bromide
- tetraoctylazanium;bromide
- TOAB
Frequently asked questions
What is tetraoctylammonium bromide used for?
It is commonly used as a phase-transfer catalyst in organic synthesis and as a surfactant in various chemical processes.
What is the chemical formula and molecular weight of tetraoctylammonium bromide?
The formula is [CH3(CH2)7]4N(Br) and the molecular weight is 546.79 g/mol.
How should tetraoctylammonium bromide be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade is available for tetraoctylammonium bromide?
It is supplied as white crystals with an assay of ≥99.0%.
Can Molekula supply tetraoctylammonium bromide in bulk?
Yes, Molekula can supply tetraoctylammonium bromide in bulk quantities—please contact sales for details.
What documentation comes with an order of tetraoctylammonium bromide?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Where can I buy Tetraoctylammonium bromide?
Directly from Molekula, which lists Tetraoctylammonium bromide in 25 g packs from £35.40 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.