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Properties of dioctyl terephthalate

Thermophysical properties for dioctyl terephthalate (CAS: 4654-26-6). 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

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Identification

  • Atoms
    C: 24, H: 38, O: 4
  • CAS
    4654-26-6
  • Formula
    C24H38O4
  • ID
    4654-26-6
  • InChI
    C24H38O4/c1-3-5-7-9-11-13-19-27-23(25)21-15-17-22(18-16-21)24(26)28-20-14-12-10-8-6-4-2/h15-18H,3-14,19-20H2,1-2H3
  • InChI Key
    OEIWPNWSDYFMIL-UHFFFAOYSA-N
  • IUPAC Name
    dioctyl benzene-1,4-dicarboxylate
  • Molecular Weight (kg)
    390.556
  • Phase
    s
  • PubChem ID
    6.2546e+4
  • SMILES
    CCCCCCCCOC(=O)C1=CC=C(C=C1)C(=O)OCCCCCCCC
  • Synonyms

Physical Properties

  • Acentric factor
    1.09
  • Critical pressure (bar)
    11.6
  • Critical temperature (°C)
    581.85
  • Critical volume (m³/kmol)
    1.44
  • Dipole moment
  • Melting temperature (°C)
    41.5
  • Normal boiling temperature (°C)
    425

State-dependent Properties

  • API gravity
    26.0596
  • Compressibility factor
    0.0159016
  • Density (kg/m³)
    1003.9
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    352.108
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.3752e+5
  • 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))
    552.897
  • Molar volume (m³/kmol)
    0.38904
  • Parachor
    1.9055e-4
  • Poynting correction factor
    1.01801
  • Prandtl number
  • Saturation pressure (bar)
    3.4254e-13
  • Saturation temperature (°C)
    277.008
  • Solubility parameter
    1.7587e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.00488
  • Specific heat capacity (kJ/kg·K)
    1.41566
  • Surface tension
    0.033761
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.00364383
  • Upper flammability limit
    0.023188

Environmental Properties

  • Global warming potential
  • Ozone depletion potential