Properties of 3-methyl-1-pentene

Thermophysical properties for 3-methyl-1-pentene (CAS: 760-20-3). 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: 6, H: 12
  • CAS
    760-20-3
  • Formula
    C6H12
  • ID
    760-20-3
  • InChI
    C6H12/c1-4-6(3)5-2/h4,6H,1,5H2,2-3H3
  • InChI Key
    LDTAOIUHUHHCMU-UHFFFAOYSA-N
  • IUPAC Name
    3-methylpent-1-ene
  • Molecular Weight (kg)
    84.1595
  • Phase
    l
  • PubChem ID
    1.2969e+4
  • SMILES
    CCC(C)C=C
  • Synonyms

Physical Properties

  • Acentric factor
    0.264
  • Critical pressure (bar)
    32.9
  • Critical temperature (°C)
    221.85
  • Critical volume (m³/kmol)
    0.3433
  • Dipole moment
  • Melting temperature (°C)
    -153
  • Normal boiling temperature (°C)
    54

State-dependent Properties

  • API gravity
    75.9317
  • Compressibility factor
    0.00511452
  • Density (kg/m³)
    672.582
  • Dynamic viscosity (cP)
    0.243394
  • Enthalpy of vaporization (mass) (kJ)
    340.102
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.8623e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.1091e-7
  • Kinematic viscosity
    3.6188e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    175.479
  • Molar volume (m³/kmol)
    0.125129
  • Parachor
    4.5597e-5
  • Poynting correction factor
    1.00331
  • Prandtl number
    4.45426
  • Saturation pressure (bar)
    0.359482
  • Saturation temperature (°C)
    54.1792
  • Solubility parameter
    1.4455e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.673244
  • Specific heat capacity (kJ/kg·K)
    2.08507
  • Surface tension
    0.0172751
  • Thermal conductivity
    0.113934
  • Thermal diffusivity
    8.1243e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -32.1464
  • Lower flammability limit
    0.0124065
  • Upper flammability limit
    0.0737625

Environmental Properties

  • Global warming potential
  • Ozone depletion potential