Properties of cis-2-butene

Thermophysical properties for cis-2-butene (CAS: 590-18-1). 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: 4, H: 8
  • CAS
    590-18-1
  • Formula
    C4H8
  • ID
    590-18-1
  • InChI
    C4H8/c1-3-4-2/h3-4H,1-2H3/b4-3-
  • InChI Key
    IAQRGUVFOMOMEM-ARJAWSKDSA-N
  • IUPAC Name
    (z)-but-2-ene
  • Molecular Weight (kg)
    56.1063
  • Phase
    g
  • PubChem ID
    5.2876e+6
  • SMILES
    C/C=C\C
  • Synonyms

Physical Properties

  • Acentric factor
    0.202
  • Critical pressure (bar)
    42.255
  • Critical temperature (°C)
    162.6
  • Critical volume (m³/kmol)
    0.235627
  • Dipole moment
    0.26
  • Melting temperature (°C)
    -138.89
  • Normal boiling temperature (°C)
    3.72356

State-dependent Properties

  • Compressibility factor
    1
  • Density (kg/m³)
    2.29329
  • Dynamic viscosity (cP)
    0.00762782
  • Enthalpy of vaporization (mass) (kJ)
    392.579
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.2026e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    1.0847e-13
  • Kinematic viscosity
    3.3261e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    80.7378
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
  • Poynting correction factor
  • Prandtl number
    0.742614
  • Saturation pressure (bar)
    2.13666
  • Saturation temperature (°C)
    3.72355
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.93618
  • Specific heat capacity (kJ/kg·K)
    1.43901
  • Surface tension
    0.0140379
  • Thermal conductivity
    0.014781
  • Thermal diffusivity
    4.4790e-6

Safety Properties

  • Autoignition temperature (°C)
    325
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.016
  • Upper flammability limit
    0.1

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed