Molekula
Tetrabutylammonium phosphate
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
Tetrabutylammonium phosphate is a quaternary ammonium salt used as a phase-transfer catalyst in organic synthesis and as a reagent in biochemical applications. It appears as a white to off-white solid, soluble in organic solvents. CAS: 5574-97-0, Molecular Formula: C16H38NO4P, Molecular Weight: 339.45 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies Tetrabutylammonium phosphate 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.
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5 g — £69.30 per pack ex VAT · £83.16 inc. VAT
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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.
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Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Loss on Drying | ≤ 2.0% |
| Residue on Ignition | ≤ 0.5% |
| Assay (Titration) | ≥ 97% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90018952 |
| CAS Number | 5574-97-0 |
| IUPAC Name | dihydrogen phosphate;tetrabutylazanium |
| EC Number | 226-947-1 |
| Molecular Formula | C16H38NO4P |
| Molecular Weight | 339.45 |
| Exact Mass | 339.2538 |
| SMILES | CCCC[N+](CCCC)(CCCC)CCCC.OP(=O)(O)[O-] |
| InChIKey | ARRNBPCNZJXHRJ-UHFFFAOYSA-M |
| InChI | InChI=1S/C16H36N.H3O4P/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-5(2,3)4/h5-16H2,1-4H3;(H3,1,2,3,4)/q+1;/p-1 |
| PubChem CID | 2735142 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2923.90.01.00 |
| Tariff Code | 2923900090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P231+232 Handle under inert gas. Protect from moisture
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- 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.
Synonyms
- 1-Butanaminium, N,N,N-tributyl-, phosphate (1:1)
- ARRNBPCNZJXHRJ-UHFFFAOYSA-M
- dihydrogen phosphate;tetrabutylammonium
- dihydrogen phosphate;tetrabutylazanium
- TBAP
- tetrabutylammonium dihy
- Tetrabutylammonium dihydrogen phosphate
- Tetrabutylammonium phosphate monobasic
- Tetrabutylammonium phosphate monobasic solution
- Tetranbutylammonium phosphate
Frequently asked questions
What is tetrabutylammonium phosphate used for?
It is commonly used as a phase-transfer catalyst in organic synthesis and as a reagent in biochemical applications.
What is the chemical formula and molecular weight?
The formula is C16H38NO4P with a molecular weight of 339.45 g/mol.
How should tetrabutylammonium phosphate be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in analytical grade; specific grades may vary based on order volume.
Can Molekula supply it in bulk?
Yes, Molekula can supply tetrabutylammonium phosphate in bulk quantities—please contact sales for details.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available upon request.
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.