Properties of 1,1-difluoroethane

Thermophysical properties for 1,1-difluoroethane (CAS: 75-37-6). 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: 2, F: 2, H: 4
  • CAS
    75-37-6
  • Formula
    C2H4F2
  • ID
    75-37-6
  • InChI
    C2H4F2/c1-2(3)4/h2H,1H3
  • InChI Key
    NPNPZTNLOVBDOC-UHFFFAOYSA-N
  • IUPAC Name
    1,1-bis(fluoranyl)ethane
  • Molecular Weight (kg)
    66.05
  • Phase
    g
  • PubChem ID
    6368
  • SMILES
    CC(F)F
  • Synonyms

Physical Properties

  • Acentric factor
    0.27521
  • Critical pressure (bar)
    45.1675
  • Critical temperature (°C)
    113.261
  • Critical volume (m³/kmol)
    0.179486
  • Dipole moment
    2.27
  • Melting temperature (°C)
    -117
  • Normal boiling temperature (°C)
    -24.0219

State-dependent Properties

  • Compressibility factor
    1
  • Density (kg/m³)
    2.69973
  • Dynamic viscosity (cP)
    0.010081
  • Enthalpy of vaporization (mass) (kJ)
    279.363
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.8452e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    1.2979e-13
  • Kinematic viscosity
    3.7341e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    67.4767
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
  • Poynting correction factor
  • Prandtl number
    0.727298
  • Saturation pressure (bar)
    5.96411
  • Saturation temperature (°C)
    -24.0219
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    2.27933
  • Specific heat capacity (kJ/kg·K)
    1.0216
  • Surface tension
    0.00970767
  • Thermal conductivity
    0.0141603
  • Thermal diffusivity
    5.1342e-6

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0429111
  • Upper flammability limit
    0.171668

Environmental Properties

  • Global warming potential
    437
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed