Properties of 2-methyl-1-butene

Thermophysical properties for 2-methyl-1-butene (CAS: 563-46-2). 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
    563-46-2
  • Formula
    C5H10
  • ID
    563-46-2
  • InChI
    C5H10/c1-4-5(2)3/h2,4H2,1,3H3
  • InChI Key
    MHNNAWXXUZQSNM-UHFFFAOYSA-N
  • IUPAC Name
    2-methylbut-1-ene
  • Molecular Weight (kg)
    70.1329
  • Phase
    l
  • PubChem ID
    1.1240e+4
  • SMILES
    CCC(=C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.232
  • Critical pressure (bar)
    34.4505
  • Critical temperature (°C)
    191.85
  • Critical volume (m³/kmol)
    0.294
  • Dipole moment
    0.509647
  • Melting temperature (°C)
    -137.25
  • Normal boiling temperature (°C)
    31.1

State-dependent Properties

  • API gravity
    84.2571
  • Compressibility factor
    0.0044436
  • Density (kg/m³)
    645.112
  • Dynamic viscosity (cP)
    0.213534
  • Enthalpy of vaporization (mass) (kJ)
    370.425
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.5979e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.7218e-7
  • Kinematic viscosity
    3.3100e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    146.232
  • Molar volume (m³/kmol)
    0.108714
  • Parachor
    3.8801e-5
  • Poynting correction factor
    1.00088
  • Prandtl number
    4.20548
  • Saturation pressure (bar)
    0.813628
  • Saturation temperature (°C)
    31.1548
  • Solubility parameter
    1.4702e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.645746
  • Specific heat capacity (kJ/kg·K)
    2.08507
  • Surface tension
    0.0159406
  • Thermal conductivity
    0.10587
  • Thermal diffusivity
    7.8707e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0152604
  • Upper flammability limit
    0.0879481

Environmental Properties

  • Global warming potential
  • Ozone depletion potential