Description and features
TrPP (Triphenylphosphine) is a white solid that can appear as crystals, flakes, or pastilles, with the chemical formula C18H15P. Moreover, as an organophosphorus compound, TrPP serves as a widely used catalyst. Additionally, triphenylphosphine is also known as TPP, TrP, and triphenylphosphane.
Availability
Europe / United States: Triphenylphosphine (TrPP) is in stock in our local warehouses. Our lead time is about one week if delivered in 25 KG paper bags.
We can also serve Canada, South America, South Africa, and other markets. Please contact our sales department for more details.
This substance (CAS: 603-35-0) has been registered (FULL substance) under REACH (EC) 1907/2006.
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 in a cool, dry, and well-ventilated area, ensuring compliance with legal requirements. Additionally, keep TrPP away from heat sources and oxidizing agents to maintain safety.
MSDS
A Material Safety Data Sheet (MSDS) is available for triphenylphosphine, as well as for all other products supplied by Vesta Chemicals BV.
Furthermore, an MSDS outlines the hazards of a product and explains how to handle, use, and store it safely. 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 |