Properties of o-toluic acid

Thermophysical properties for o-toluic acid (CAS: 118-90-1). 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

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Identification

  • Atoms
    C: 8, H: 8, O: 2
  • CAS
    118-90-1
  • Formula
    C8H8O2
  • ID
    118-90-1
  • InChI
    C8H8O2/c1-6-4-2-3-5-7(6)8(9)10/h2-5H,1H3,(H,9,10)
  • InChI Key
    ZWLPBLYKEWSWPD-UHFFFAOYSA-N
  • IUPAC Name
    2-methylbenzoic acid
  • Molecular Weight (kg)
    136.148
  • Phase
    s
  • PubChem ID
    8373
  • SMILES
    CC1=CC=CC=C1C(=O)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.657
  • Critical pressure (bar)
    38.6
  • Critical temperature (°C)
    477.85
  • Critical volume (m³/kmol)
    0.397
  • Dipole moment
    1.7
  • Melting temperature (°C)
    105
  • Normal boiling temperature (°C)
    259.5

State-dependent Properties

  • API gravity
    -2.70037
  • Compressibility factor
    0.00462472
  • Density (kg/m³)
    1203.3
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    582.646
  • Enthalpy of vaporization (molar) (kJ/kmol)
    7.9326e+4
  • 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))
    174.9
  • Molar volume (m³/kmol)
    0.113146
  • Parachor
    5.6612e-5
  • Poynting correction factor
    1.00511
  • Prandtl number
  • Saturation pressure (bar)
    3.9859e-6
  • Saturation temperature (°C)
    259.489
  • Solubility parameter
    2.4831e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.20448
  • Specific heat capacity (kJ/kg·K)
    1.28463
  • Surface tension
    0.0417081
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.012857
  • Upper flammability limit
    0.0760214

Environmental Properties

  • Global warming potential
  • Ozone depletion potential