Molekula
Triphenylphosphonium bromide
Triphenylphosphonium bromide is a phosphonium salt used in organic synthesis, particularly in the preparation of phosphine ligands and as a phase-transfer catalyst. It appears as a white to off-white crystalline powder. CAS: 6399-81-1, Molecular Formula: C18H16BrP, Molecular Weight: 343.20 g/mol, Storage: Ambient. Molekula supplies Triphenylphosphonium bromide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Triphenylphosphonium bromide is a phosphonium salt used in organic synthesis, particularly in the preparation of phosphine ligands and as a phase-transfer catalyst. It appears as a white to off-white crystalline powder. CAS: 6399-81-1, Molecular Formula: C18H16BrP, Molecular Weight: 343.20 g/mol, Storage: Ambient. Molekula supplies Triphenylphosphonium bromide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
Identification
| Property | Value |
|---|---|
| CAS Number | 6399-81-1 |
| Molecular Formula | C18H16BrP |
| Molecular Weight | 343.20 |
| SMILES | C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3.Br |
| REACH Code | Y110 |
| Tariff Code | 2931399090 |
Safety & GHS
-
Explosive
GHS01
-
Compressed Gas
GHS04
Hazard statements
- H302 Harmful if swallowed
- H314 Causes severe skin burns and eye damage
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P310 Immediately call a POISON CENTER or doctor/physician
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is triphenylphosphonium bromide used for?
It is commonly used as a phase-transfer catalyst and in the synthesis of phosphonium salts for organic reactions.
What is the chemical formula and molecular weight?
The formula is C18H16BrP with a molecular weight of 343.20 g/mol.
How should triphenylphosphonium bromide be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in reagent grade; custom grades may be available upon request.
Can Molekula supply it in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA); additional documents like SDS can be provided 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.