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Properties of beta-pinene

Thermophysical properties for beta-pinene (CAS: 127-91-3). 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: 10, H: 16
  • CAS
    127-91-3
  • Formula
    C10H16
  • ID
    127-91-3
  • InChI
    C10H16/c1-7-4-5-8-6-9(7)10(8,2)3/h8-9H,1,4-6H2,2-3H3
  • InChI Key
    WTARULDDTDQWMU-UHFFFAOYSA-N
  • IUPAC Name
    6,6-dimethyl-4-methylidene-bicyclo[3.1.1]heptane
  • Molecular Weight (kg)
    136.234
  • Phase
    l
  • PubChem ID
    1.4896e+4
  • SMILES
    CC1(C2CCC(=C)C1C2)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.325
  • Critical pressure (bar)
    27.6
  • Critical temperature (°C)
    369.85
  • Critical volume (m³/kmol)
    0.494
  • Dipole moment
  • Melting temperature (°C)
    -61
  • Normal boiling temperature (°C)
    165.8

State-dependent Properties

  • API gravity
    37.7043
  • Compressibility factor
    0.00671496
  • Density (kg/m³)
    829.259
  • Dynamic viscosity (cP)
    0.415302
  • Enthalpy of vaporization (mass) (kJ)
    330.934
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.5084e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.8338e-7
  • Kinematic viscosity
    5.0081e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    258.906
  • Molar volume (m³/kmol)
    0.164284
  • Parachor
    6.6933e-5
  • Poynting correction factor
    1.00671
  • Prandtl number
    6.39266
  • Saturation pressure (bar)
    0.0039003
  • Saturation temperature (°C)
    166.255
  • Solubility parameter
    1.6104e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.830074
  • Specific heat capacity (kJ/kg·K)
    1.90045
  • Surface tension
    0.0268203
  • Thermal conductivity
    0.123463
  • Thermal diffusivity
    7.8342e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    37.5
  • Lower flammability limit
    0.00892022
  • Upper flammability limit
    0.0624555

Environmental Properties

  • Global warming potential
  • Ozone depletion potential