Properties of cis-2-pentene

Thermophysical properties for cis-2-pentene (CAS: 627-20-3). 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: 5, H: 10
  • CAS
    627-20-3
  • Formula
    C5H10
  • ID
    627-20-3
  • InChI
    C5H10/c1-3-5-4-2/h3,5H,4H2,1-2H3
  • InChI Key
    QMMOXUPEWRXHJS-UHFFFAOYSA-N
  • IUPAC Name
    pent-2-ene
  • Molecular Weight (kg)
    70.1329
  • Phase
    l
  • PubChem ID
    1.2585e+4
  • SMILES
    CCC=CC
  • Synonyms

Physical Properties

  • Acentric factor
    0.233
  • Critical pressure (bar)
    36.9
  • Critical temperature (°C)
    201.85
  • Critical volume (m³/kmol)
    0.301
  • Dipole moment
    0.28
  • Melting temperature (°C)
    -145.6
  • Normal boiling temperature (°C)
    36.9

State-dependent Properties

  • API gravity
    82.5572
  • Compressibility factor
    0.00440828
  • Density (kg/m³)
    650.28
  • Dynamic viscosity (cP)
    0.215577
  • Enthalpy of vaporization (mass) (kJ)
    369.64
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.5924e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.7055e-7
  • Kinematic viscosity
    3.3151e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    146.232
  • Molar volume (m³/kmol)
    0.10785
  • Parachor
    3.9000e-5
  • Poynting correction factor
    1.00154
  • Prandtl number
    3.72873
  • Saturation pressure (bar)
    0.6597
  • Saturation temperature (°C)
    36.9442
  • Solubility parameter
    1.4744e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.65092
  • Specific heat capacity (kJ/kg·K)
    2.08507
  • Surface tension
    0.0167994
  • Thermal conductivity
    0.120549
  • Thermal diffusivity
    8.8908e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0152222
  • Upper flammability limit
    0.0877621

Environmental Properties

  • Global warming potential
  • Ozone depletion potential