<!–名称： Triphenyl phosphine
–>
| Product name | triphenyl phosphine |
| English name | Triphenyl phosphine；Triphenyl phosphorous |
| Alias | triphenyl phosphine; Triphenylphosphorus; triphenylphosphane hydrobromide (1:1); PPh3; triaryl phosphines; triarylphosphines; triphenyl phosphorous; trifenylfosfin; triphenylphosphane; triphenylphosphide; trifenylfosfin |
| Cas | 603-35-0 |
| Molecular formula | C18H15P |
| Molecular weight | 262.3 |
| Appearance and property | White crystal |
| Melting point(℃) | 79～82 |
| Boiling point(℃) | 377 |
| Relative density (water=1) | 1.32 |
| Relative vapor density (air=1) | 9 |
| Saturated vapor pressure (kPa) | No data |
| Heat of combustion (kJ/mol) | No data |
| Critical temperature (℃) | No data |
| Critical pressure (MPa) | No data |
| Log Koc of octanol/moisture partition coefficient | No data |
| Flash point(℃) | 180(O.C) |
| Ignition temperature (℃) | No data |
| Upper explosive limit %(V/V) | No data |
| Lower explosive limit %(V/V) | No data |
| Solubility | Insoluble in water, slightly soluble in ethyl alcohol, soluble in benzene, acetone, and carbon tetrachloride. |
| Main uses | In synthesizing organic compounds, phosphor salts and other phosphorus compounds. |