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Properties of 4,5-Difluoro-2-nitrobenzoic acid

Thermophysical properties for 4,5-Difluoro-2-nitrobenzoic acid (CAS: 20372-63-8). 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: 7, F: 2, H: 3, N: 1, O: 4
  • CAS
    20372-63-8
  • Formula
    C7H3F2NO4
  • ID
    20372-63-8
  • InChI
    C7H3F2NO4/c8-4-1-3(7(11)12)6(10(13)14)2-5(4)9/h1-2H,(H,11,12)
  • InChI Key
    HGGRAOYTQNFGGN-UHFFFAOYSA-N
  • IUPAC Name
    4,5-difluoro-2-nitrobenzoic acid
  • Molecular Weight (kg)
    203.1
  • Phase
    s
  • PubChem ID
    4.2196e+6
  • SMILES
    O=C(O)c1cc(F)c(F)cc1[N+](=O)[O-]
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    39.4066
  • Critical temperature (°C)
    660.073
  • Critical volume (m³/kmol)
    0.4615
  • Dipole moment
  • Melting temperature (°C)
    165
  • Normal boiling temperature (°C)
    424.12

State-dependent Properties

  • API gravity
    -37.324
  • Compressibility factor
    0.00511701
  • Density (kg/m³)
    1622.34
  • 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))
    160.221
  • Molar volume (m³/kmol)
    0.12519
  • Parachor
    7.2742e-5
  • Poynting correction factor
    1.00557
  • Prandtl number
  • Saturation pressure (bar)
    3.8742e-9
  • Saturation temperature (°C)
    424.12
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.62393
  • Specific heat capacity (kJ/kg·K)
    0.788879
  • Surface tension
    0.0802006
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0193867
  • Upper flammability limit
    0.12337

Environmental Properties

  • Global warming potential
  • Ozone depletion potential