Properties of decalin

Thermophysical properties for decalin (CAS: 493-01-6). 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: 18
  • CAS
    493-01-6
  • Formula
    C10H18
  • ID
    493-01-6
  • InChI
    C10H18/c1-2-6-10-8-4-3-7-9(10)5-1/h9-10H,1-8H2
  • InChI Key
    NNBZCPXTIHJBJL-UHFFFAOYSA-N
  • IUPAC Name
    1,2,3,4,4a,5,6,7,8,8a-decahydronaphthalene
  • Molecular Weight (kg)
    138.25
  • Phase
    l
  • PubChem ID
    7044
  • SMILES
    C1CCC2CCCCC2C1
  • Synonyms

Physical Properties

  • Acentric factor
    0.2849
  • Critical pressure (bar)
    32
  • Critical temperature (°C)
    430.45
  • Critical volume (m³/kmol)
    0.492
  • Dipole moment
    0
  • Melting temperature (°C)
    -42.95
  • Normal boiling temperature (°C)
    195.8

State-dependent Properties

  • API gravity
    32.1946
  • Compressibility factor
    0.00658555
  • Density (kg/m³)
    858.065
  • Dynamic viscosity (cP)
    3.04634
  • Enthalpy of vaporization (mass) (kJ)
    353.058
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.8810e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.5748e-7
  • Kinematic viscosity
    3.5502e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    280.206
  • Molar volume (m³/kmol)
    0.161118
  • Parachor
    6.8410e-5
  • Poynting correction factor
    1.0066
  • Prandtl number
    55.7055
  • Saturation pressure (bar)
    0.00118587
  • Saturation temperature (°C)
    195.775
  • Solubility parameter
    1.6958e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.85891
  • Specific heat capacity (kJ/kg·K)
    2.02681
  • Surface tension
    0.0316541
  • Thermal conductivity
    0.110839
  • Thermal diffusivity
    6.3732e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    61
  • Lower flammability limit
    0.00893211
  • Upper flammability limit
    0.0630399

Environmental Properties

  • Global warming potential
  • Ozone depletion potential