Properties of 2-ethyl-1-pentene

Thermophysical properties for 2-ethyl-1-pentene (CAS: 3404-71-5). 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
  • CAS
    3404-71-5
  • Formula
    C7H14
  • ID
    3404-71-5
  • InChI
    C7H14/c1-4-6-7(3)5-2/h3-6H2,1-2H3
  • InChI Key
    TWCRBBJSQAZZQB-UHFFFAOYSA-N
  • IUPAC Name
    3-methylidenehexane
  • Molecular Weight (kg)
    98.1861
  • Phase
    l
  • PubChem ID
    5.2067e+5
  • SMILES
    CCCC(=C)CC
  • Synonyms

Physical Properties

  • Acentric factor
    0.307
  • Critical pressure (bar)
    29.5
  • Critical temperature (°C)
    269.85
  • Critical volume (m³/kmol)
    0.398
  • Dipole moment
  • Melting temperature (°C)
    -120.22
  • Normal boiling temperature (°C)
    94

State-dependent Properties

  • API gravity
    66.8095
  • Compressibility factor
    0.00568988
  • Density (kg/m³)
    705.333
  • Dynamic viscosity (cP)
    0.295549
  • Enthalpy of vaporization (mass) (kJ)
    351.724
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.4534e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.4876e-7
  • Kinematic viscosity
    4.1902e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    204.725
  • Molar volume (m³/kmol)
    0.139205
  • Parachor
    5.3080e-5
  • Poynting correction factor
    1.00528
  • Prandtl number
    5.19591
  • Saturation pressure (bar)
    0.0757607
  • Saturation temperature (°C)
    94.0009
  • Solubility parameter
    1.5175e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.706027
  • Specific heat capacity (kJ/kg·K)
    2.08507
  • Surface tension
    0.0206623
  • Thermal conductivity
    0.118601
  • Thermal diffusivity
    8.0644e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0107885
  • Upper flammability limit
    0.0686544

Environmental Properties

  • Global warming potential
  • Ozone depletion potential