Properties of triphenylphosphine oxide
Thermophysical properties for triphenylphosphine oxide (CAS: 791-28-6). Use the selector below to view properties in different unit systems.
Calculation Conditions
The following state-dependent properties were calculated at these standard conditions.
Temperature
25 °C
Pressure
1.01325 bar
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 18, H: 15, O: 1, P: 1
- CAS791-28-6
- FormulaC18H15OP
- ID791-28-6
- InChIC18H15OP/c19-20(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
- InChI KeyFIQMHBFVRAXMOP-UHFFFAOYSA-N
- IUPAC Namediphenylphosphorylbenzene
- Molecular Weight (kg)278.285
- Phases
- PubChem ID1.3097e+4
- SMILESC1=CC=C(C=C1)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3
- Synonyms
Physical Properties
- Acentric factor
- Critical pressure (bar)0
- Critical temperature (°C)-273.15
- Critical volume (m³/kmol)0
- Dipole moment
- Melting temperature (°C)156.25
- Normal boiling temperature (°C)-273.15
State-dependent Properties
- Compressibility factor
- Density (kg/m³)
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)0
- Enthalpy of vaporization (molar) (kJ/kmol)
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient
- Kinematic viscosity
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))311.783
- Molar volume (m³/kmol)0
- Parachor
- Poynting correction factor
- Prandtl number
- Saturation pressure (bar)0
- Solubility parameter
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity
- Specific heat capacity (kJ/kg·K)1.12037
- Surface tension
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.00538424
- Upper flammability limit0.0342633
Environmental Properties
- Global warming potential
- Ozone depletion potential
Failed Properties:
- API gravityFailed
- Saturation temperature (°C)Failed