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.

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