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Properties of diethyl phthalate

Thermophysical properties for diethyl phthalate (CAS: 84-66-2). 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

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Identification

  • Atoms
    C: 12, H: 14, O: 4
  • CAS
    84-66-2
  • Formula
    C12H14O4
  • ID
    84-66-2
  • InChI
    C12H14O4/c1-3-15-11(13)9-7-5-6-8-10(9)12(14)16-4-2/h5-8H,3-4H2,1-2H3
  • InChI Key
    FLKPEMZONWLCSK-UHFFFAOYSA-N
  • IUPAC Name
    diethyl benzene-1,2-dicarboxylate
  • Molecular Weight (kg)
    222.237
  • Phase
    l
  • PubChem ID
    6781
  • SMILES
    CCOC(=O)C1=CC=CC=C1C(=O)OCC
  • Synonyms

Physical Properties

  • Acentric factor
    0.7011
  • Critical pressure (bar)
    22
  • Critical temperature (°C)
    502.85
  • Critical volume (m³/kmol)
    0.687
  • Dipole moment
    2.90001
  • Melting temperature (°C)
    -21.75
  • Normal boiling temperature (°C)
    298

State-dependent Properties

  • API gravity
    4.10114
  • Compressibility factor
    0.0087512
  • Density (kg/m³)
    1038
  • Dynamic viscosity (cP)
    0.795214
  • Enthalpy of vaporization (mass) (kJ)
    390.381
  • Enthalpy of vaporization (molar) (kJ/kmol)
    8.6757e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -5.0401e-7
  • Kinematic viscosity
    7.6610e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    366.169
  • Molar volume (m³/kmol)
    0.214102
  • Parachor
    9.4157e-5
  • Poynting correction factor
    1.00879
  • Prandtl number
    8.39893
  • Saturation pressure (bar)
    3.8054e-6
  • Saturation temperature (°C)
    294.043
  • Solubility parameter
    1.9840e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.03902
  • Specific heat capacity (kJ/kg·K)
    1.64765
  • Surface tension
    0.0361135
  • Thermal conductivity
    0.156
  • Thermal diffusivity
    9.1214e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    150
  • Lower flammability limit
    0.007
  • Upper flammability limit
    0.0608638

Environmental Properties

  • Global warming potential
  • Ozone depletion potential