Triphenylphosphine
SIAL/93092 - ≥95.0% (GC)
Synonym: Phosphorustriphenyl
CAS Number: 603-35-0
Empirical Formula (Hill Notation): C18H15P
Molecular Weight: 262.29
EC Number: 210-036-0
MDL Number: MFCD00003043
Linear Formula: (C6H5)3P
Product Type: Chemical
| assay | ≥95.0% (GC) |
| bp | 377 °C (lit.) |
| form | crystals |
| functional group | phosphine |
| impurities | ~3% triphenylphosphine oxide |
| InChI | 1S/C18H15P/c1-4-10-16(11- |
| InChI key | RIOQSEWOXXDEQQ-UHFFFAOYSA |
| mp | 77-84 °C |
| 79-81 °C (lit.) | |
| Quality Level | 200 ![]() |
| reaction suitability | reaction type: Buchwald-Hartwig Cross Coupling Reaction |
| reaction type: Heck Reaction | |
| reaction type: Hiyama Coupling | |
| reaction type: Negishi Coupling | |
| reaction type: Sonogashira Coupling | |
| reaction type: Stille Coupling | |
| reaction type: Suzuki-Miyaura Coupling | |
| reagent type: ligand | |
| SMILES string | c1ccc(cc1)P(c2ccccc2)c3cc |
| solubility | water: soluble 0.00017 g/L at 22 °C |
| vapor density | 9 (vs air) |
| vapor pressure | 5 mmHg ( 20 °C) |
| Application: |
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| General description: | Triphenylphosphine, also referred to as PPH3, is an organophosphorous compound. It readily forms complexes with platinum-metal group salts. |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 250 g in poly bottle |
| Symbol | ![]() ![]() GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302 - H317 - H318 - H372 |
| Precautionary statements | P260 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P314 |
| Hazard Codes | Xn |
| Risk Statements | 22-43-48/20/22 |
| Safety Statements | 36/37 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | 356.0 °F - closed cup |
| Flash Point(C) | 180 °C - closed cup |
| Purity | ≥95.0% (GC) |
| bp | 377 °C (lit.) |
| mp | 77-84 °C; 79-81 °C (lit.) |
| UNSPSC | 12352100 |




