Properties of 2-methylhexanoic acid

Thermophysical properties for 2-methylhexanoic acid (CAS: 4536-23-6). 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: 7, H: 14, O: 2
  • CAS
    4536-23-6
  • Formula
    C7H14O2
  • ID
    4536-23-6
  • InChI
    C7H14O2/c1-3-4-5-6(2)7(8)9/h6H,3-5H2,1-2H3,(H,8,9)
  • InChI Key
    CVKMFSAVYPAZTQ-UHFFFAOYSA-N
  • IUPAC Name
    2-methylhexanoic acid
  • Molecular Weight (kg)
    130.185
  • Phase
    s
  • PubChem ID
    2.0653e+4
  • SMILES
    CCCCC(C)C(=O)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.696
  • Critical pressure (bar)
    31.1
  • Critical temperature (°C)
    392.85
  • Critical volume (m³/kmol)
    0.454
  • Dipole moment
  • Melting temperature (°C)
    41.1
  • Normal boiling temperature (°C)
    214

State-dependent Properties

  • API gravity
    25.1161
  • Compressibility factor
    0.00531267
  • Density (kg/m³)
    1001.6
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    524.017
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.8219e+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))
    190.506
  • Molar volume (m³/kmol)
    0.129977
  • Parachor
    6.4490e-5
  • Poynting correction factor
    1.00595
  • Prandtl number
  • Saturation pressure (bar)
    7.7149e-5
  • Saturation temperature (°C)
    209.981
  • Solubility parameter
    2.1286e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.00259
  • Specific heat capacity (kJ/kg·K)
    1.46335
  • Surface tension
    0.0381155
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    97.5
  • Lower flammability limit
    0.0118996
  • Upper flammability limit
    0.0757248

Environmental Properties

  • Global warming potential
  • Ozone depletion potential