Molekula
Tetraethylammonium bromide (TEAB)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Tetraethylammonium bromide (TEAB) is a quaternary ammonium salt used as a phase-transfer catalyst and reagent in organic synthesis. It is commonly employed in reactions requiring ion transport between immiscible phases. Available in powder form, it has a molecular weight of 210.16 g/mol, a CAS number of 71-91-0, and is stable at ambient storage conditions. It carries a warning signal word due to its irritant properties. Molekula supplies Tetraethylammonium bromide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
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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100 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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500 g — £69.80 per pack ex VAT · £83.76 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 powder |
| Assay | 99.0% min |
| Moisture | 0.5% max |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 183 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 0.00000079 mmHg |
Source: PubChem CID 6285 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 11077530 |
| CAS Number | 71-91-0 |
| IUPAC Name | tetraethylazanium bromide |
| EC Number | 200-769-4 |
| Molecular Formula | C8H20BrN |
| Molecular Weight | 210.16 |
| Exact Mass | 209.0779 |
| SMILES | CC[N+](CC)(CC)CC.[Br-] |
| InChIKey | HWCKGOZZJDHMNC-UHFFFAOYSA-M |
| InChI | InChI=1S/C8H20N.BrH/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H/q+1;/p-1 |
| PubChem CID | 6285 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2923.90.01.00 |
| Tariff Code | 2923900090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- 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, 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.
Synonyms
- Beparon
- Bromethyl
- Etambro
- Etamon
- Ethylon
- Etylon
- Sympatektoman
- TEAB
- TETRAETHYLAMMONIUM BROMIDE
- Tetranium
Frequently asked questions
What is tetraethylammonium bromide used for?
TEAB is commonly used as a phase-transfer catalyst in organic synthesis and as a reagent in electrochemical applications.
What is the chemical formula and molecular weight of TEAB?
The formula is C8H20BrN with a molecular weight of 210.16 g/mol.
How should tetraethylammonium bromide be stored?
Store at ambient temperature, protected from moisture and light.
What grade of TEAB does Molekula supply?
Molekula supplies TEAB in high-purity grade suitable for laboratory and industrial use.
Can Molekula supply tetraethylammonium bromide in bulk?
Yes, Molekula can supply TEAB in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a TEAB order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.