Chemcasts LogoChemcasts

Properties of triethyl phosphite

Thermophysical properties for triethyl phosphite (CAS: 122-52-1). 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 Calculator

Identification

  • Atoms
    C: 6, H: 15, O: 3, P: 1
  • CAS
    122-52-1
  • Formula
    C6H15O3P
  • ID
    122-52-1
  • InChI
    C6H15O3P/c1-4-7-10(8-5-2)9-6-3/h4-6H2,1-3H3
  • InChI Key
    BDZBKCUKTQZUTL-UHFFFAOYSA-N
  • IUPAC Name
    triethyl phosphite
  • Molecular Weight (kg)
    166.155
  • Phase
    l
  • PubChem ID
    3.1215e+4
  • SMILES
    CCOP(OCC)OCC
  • Synonyms

Physical Properties

  • Acentric factor
    0.365488
  • Critical pressure (bar)
    53.77
  • Critical temperature (°C)
    391.25
  • Critical volume (m³/kmol)
    0.391
  • Dipole moment
  • Melting temperature (°C)
    -112
  • Normal boiling temperature (°C)
    157.9

State-dependent Properties

  • API gravity
    -22.9153
  • Compressibility factor
    0.00525263
  • Density (kg/m³)
    1292.96
  • Dynamic viscosity (cP)
    0.775327
  • Enthalpy of vaporization (mass) (kJ)
    297.497
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.9431e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.5838e-7
  • Kinematic viscosity
    5.9965e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    279.843
  • Molar volume (m³/kmol)
    0.128508
  • Parachor
    5.0591e-5
  • Poynting correction factor
    1.00525
  • Prandtl number
    11.1454
  • Saturation pressure (bar)
    0.00291302
  • Saturation temperature (°C)
    159.285
  • Solubility parameter
    1.9114e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.29423
  • Specific heat capacity (kJ/kg·K)
    1.68423
  • Surface tension
    0.0235189
  • Thermal conductivity
    0.117163
  • Thermal diffusivity
    5.3803e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0136578
  • Upper flammability limit
    0.0869133

Environmental Properties

  • Global warming potential
  • Ozone depletion potential