Properties of 3-ethylhexane

Thermophysical properties for 3-ethylhexane (CAS: 619-99-8). 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: 8, H: 18
  • CAS
    619-99-8
  • Formula
    C8H18
  • ID
    619-99-8
  • InChI
    C8H18/c1-4-7-8(5-2)6-3/h8H,4-7H2,1-3H3
  • InChI Key
    SFRKSDZMZHIISH-UHFFFAOYSA-N
  • IUPAC Name
    3-ethylhexane
  • Molecular Weight (kg)
    114.229
  • Phase
    l
  • PubChem ID
    1.2096e+4
  • SMILES
    CCCC(CC)CC
  • Synonyms

Physical Properties

  • Acentric factor
    0.3584
  • Critical pressure (bar)
    26.1
  • Critical temperature (°C)
    292.35
  • Critical volume (m³/kmol)
    0.455
  • Dipole moment
  • Melting temperature (°C)
    -108.23
  • Normal boiling temperature (°C)
    118.5

State-dependent Properties

  • API gravity
    59.7856
  • Compressibility factor
    0.00637844
  • Density (kg/m³)
    731.994
  • Dynamic viscosity (cP)
    0.329272
  • Enthalpy of vaporization (mass) (kJ)
    339.111
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.8736e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.4119e-7
  • Kinematic viscosity
    4.4983e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    245.333
  • Molar volume (m³/kmol)
    0.156051
  • Parachor
    5.9877e-5
  • Poynting correction factor
    1.00618
  • Prandtl number
    6.0168
  • Saturation pressure (bar)
    0.0347151
  • Saturation temperature (°C)
    118.429
  • Solubility parameter
    1.5243e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.732714
  • Specific heat capacity (kJ/kg·K)
    2.14774
  • Surface tension
    0.0211281
  • Thermal conductivity
    0.117536
  • Thermal diffusivity
    7.4762e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    4.85
  • Lower flammability limit
    0.0092256
  • Upper flammability limit
    0.0600417

Environmental Properties

  • Global warming potential
  • Ozone depletion potential