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Properties of 2-ethylnaphthalene

Thermophysical properties for 2-ethylnaphthalene (CAS: 939-27-5). 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: 12, H: 12
  • CAS
    939-27-5
  • Formula
    C12H12
  • ID
    939-27-5
  • InChI
    C12H12/c1-2-10-7-8-11-5-3-4-6-12(11)9-10/h3-9H,2H2,1H3
  • InChI Key
    RJTJVVYSTUQWNI-UHFFFAOYSA-N
  • IUPAC Name
    2-ethylnaphthalene
  • Molecular Weight (kg)
    156.224
  • Phase
    l
  • PubChem ID
    1.3652e+4
  • SMILES
    CCC1=CC2=CC=CC=C2C=C1
  • Synonyms

Physical Properties

  • Acentric factor
    0.4114
  • Critical pressure (bar)
    31.7147
  • Critical temperature (°C)
    498.65
  • Critical volume (m³/kmol)
    0.516
  • Dipole moment
  • Melting temperature (°C)
    -7.4
  • Normal boiling temperature (°C)
    259

State-dependent Properties

  • API gravity
    10.5794
  • Compressibility factor
    0.00645874
  • Density (kg/m³)
    988.659
  • Dynamic viscosity (cP)
    2.59892
  • Enthalpy of vaporization (mass) (kJ)
    397.64
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.2121e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.7274e-7
  • Kinematic viscosity
    2.6287e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    266.919
  • Molar volume (m³/kmol)
    0.158016
  • Parachor
    6.9565e-5
  • Poynting correction factor
    1.00648
  • Prandtl number
    32.9348
  • Saturation pressure (bar)
    4.0158e-5
  • Saturation temperature (°C)
    258.384
  • Solubility parameter
    1.9428e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.989632
  • Specific heat capacity (kJ/kg·K)
    1.70857
  • Surface tension
    0.0366011
  • Thermal conductivity
    0.134825
  • Thermal diffusivity
    7.9816e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    104
  • Lower flammability limit
    0.00759669
  • Upper flammability limit
    0.0483425

Environmental Properties

  • Global warming potential
  • Ozone depletion potential