Description and features
TrPP (Triphenylphosphine) is a white solid (crystals, flakes, pastilles), its chemical formula is C18H15P. TrPP is an organophosphorus compound and is a widely used catalyst.
Triphenylphosphine is also known as TPP, TrP and triphenylphosphane.
Availability
Europe / United States: Triphenylphosphine (TrPP) is ➔ on stock in our local warehouses. Our lead time is about one week if delivered in 25 KG paper bags.
Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details.
Product Identification
| CAS number | 603-35-0 |
| EU name | Triphenylphosphane |
| EC number | 210-036-0 |
| HS code | 2931 39 |
| IUPAC name | Triphenylphosphine |
Specification
| Appearance | Off-white crystals, flakes or pastilles. |
| Assay | ≥ 99.50 % |
| Melting point | 80.0 – 82.0 ºC |
| Loss on drying | ≤0.10 % |
| Triphenylphosphine Oxide | ≤0.50 % |
Application
TrPP finds its application in pharmaceuticals, vitamins, agrochemicals, OXO-alcohols, coatings, epoxy resins, fragrances, polycarbonates. This material is highly soluble in non-polar organic solvents like benzene and diethyl ether.
Packaging
Available packaging: 25 KG paper bags, 500 KG big bags.
Special packaging is available on request.
Storage
Store Triphenylphosphine cool, dry and well-ventilated area and in line with legal requirements.
Keep TrPP away from heat sources and oxidizing agents.
MSDS
A Material Safety Data Sheets (MSDS) is available for Triphenylphosphine and all other products supplied by Vesta Chemicals BV.
An MSDS describes the hazards of a product and explains how a product can be safely handled, used and stored. Besides it provides important regulatory and emergency response information for the purchased product.
Molecular and structural information
| Molecular formula | C18H15P |
| Molecular weight | 262.29 g/mol |
| Smiles notation | C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3 |
| InChi key | RIOQSEWOXXDEQQ-UHFFFAOYSA-N |
| Structural formula: |  |
Physicochemical information
| Boiling range | 195.0- 205.0 °C |
| Bulk density | 500 – 600 kg/m3 |
| Density | 1.194 g/cm3 |
| Melting range | 79.0 – 82.0 °C |
| Partition coefficient (log Pow) | > 2.587 |
| Solubility in water | 0.09 mg/l @ 25 °C |
| Vapour pressure | 0.0000029 hPa @ 25 °C |