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Properties of trimellitic anhydride

Thermophysical properties for trimellitic anhydride (CAS: 552-30-7). 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: 9, H: 4, O: 5
  • CAS
    552-30-7
  • Formula
    C9H4O5
  • ID
    552-30-7
  • InChI
    C9H4O5/c10-7(11)4-1-2-5-6(3-4)9(13)14-8(5)12/h1-3H,(H,10,11)
  • InChI Key
    SRPWOOOHEPICQU-UHFFFAOYSA-N
  • IUPAC Name
    1,3-bis(oxidanylidene)-2-benzofuran-5-carboxylic acid
  • Molecular Weight (kg)
    192.125
  • Phase
    s
  • PubChem ID
    1.1089e+4
  • SMILES
    C1=CC2=C(C=C1C(=O)O)C(=O)OC2=O
  • Synonyms

Physical Properties

  • Acentric factor
    0.997
  • Critical pressure (bar)
    40.8
  • Critical temperature (°C)
    616.85
  • Critical volume (m³/kmol)
    0.462
  • Dipole moment
  • Melting temperature (°C)
    164.5
  • Normal boiling temperature (°C)
    390

State-dependent Properties

  • API gravity
    -28.8059
  • Compressibility factor
    0.00515757
  • Density (kg/m³)
    1522.6
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    711.226
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.3664e+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))
    167.438
  • Molar volume (m³/kmol)
    0.126182
  • Parachor
    7.3300e-5
  • Poynting correction factor
    1.00574
  • Prandtl number
  • Saturation pressure (bar)
    2.4207e-9
  • Saturation temperature (°C)
    350.374
  • Solubility parameter
    3.0960e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.5241
  • Specific heat capacity (kJ/kg·K)
    0.871506
  • Surface tension
    0.0735021
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    249.35
  • Lower flammability limit
    0.0149864
  • Upper flammability limit
    0.0953678

Environmental Properties

  • Global warming potential
  • Ozone depletion potential