Properties of 1-pentene

Thermophysical properties for 1-pentene (CAS: 109-67-1). 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: 5, H: 10
  • CAS
    109-67-1
  • Formula
    C5H10
  • ID
    109-67-1
  • InChI
    C5H10/c1-3-5-4-2/h3H,1,4-5H2,2H3
  • InChI Key
    YWAKXRMUMFPDSH-UHFFFAOYSA-N
  • IUPAC Name
    pent-1-ene
  • Molecular Weight (kg)
    70.1329
  • Phase
    l
  • PubChem ID
    8004
  • SMILES
    CCCC=C
  • Synonyms

Physical Properties

  • Acentric factor
    0.233
  • Critical pressure (bar)
    35.98
  • Critical temperature (°C)
    192.59
  • Critical volume (m³/kmol)
    0.289855
  • Dipole moment
    0.39
  • Melting temperature (°C)
    -165
  • Normal boiling temperature (°C)
    29.9512

State-dependent Properties

  • API gravity
    87.553
  • Compressibility factor
    0.00451083
  • Density (kg/m³)
    635.496
  • Dynamic viscosity (cP)
    0.192825
  • Enthalpy of vaporization (mass) (kJ)
    363.5
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.5493e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.5874e-7
  • Kinematic viscosity
    3.0342e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    155.656
  • Molar volume (m³/kmol)
    0.110359
  • Parachor
    3.9094e-5
  • Poynting correction factor
    1.00072
  • Prandtl number
    3.88355
  • Saturation pressure (bar)
    0.85061
  • Saturation temperature (°C)
    29.9546
  • Solubility parameter
    1.4441e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.636121
  • Specific heat capacity (kJ/kg·K)
    2.21944
  • Surface tension
    0.0154649
  • Thermal conductivity
    0.110199
  • Thermal diffusivity
    7.8131e-8

Safety Properties

  • Autoignition temperature (°C)
    275
  • Flash point temperature (°C)
    -18
  • Lower flammability limit
    0.015
  • Upper flammability limit
    0.087

Environmental Properties

  • Global warming potential
  • Ozone depletion potential