Properties of butyl ethyl ether

Thermophysical properties for butyl ethyl ether (CAS: 628-81-9). 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: 14, O: 1
  • CAS
    628-81-9
  • Formula
    C6H14O
  • ID
    628-81-9
  • InChI
    C6H14O/c1-3-5-6-7-4-2/h3-6H2,1-2H3
  • InChI Key
    PZHIWRCQKBBTOW-UHFFFAOYSA-N
  • IUPAC Name
    1-ethoxybutane
  • Molecular Weight (kg)
    102.175
  • Phase
    l
  • PubChem ID
    1.2355e+4
  • SMILES
    CCCCOCC
  • Synonyms

Physical Properties

  • Acentric factor
    0.3771
  • Critical pressure (bar)
    30.3975
  • Critical temperature (°C)
    257.85
  • Critical volume (m³/kmol)
    0.39
  • Dipole moment
    1.22001
  • Melting temperature (°C)
    -113.5
  • Normal boiling temperature (°C)
    89

State-dependent Properties

  • API gravity
    54.9494
  • Compressibility factor
    0.00556862
  • Density (kg/m³)
    749.97
  • Dynamic viscosity (cP)
    0.322545
  • Enthalpy of vaporization (mass) (kJ)
    351.025
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.5866e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.2405e-7
  • Kinematic viscosity
    4.3008e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    208.72
  • Molar volume (m³/kmol)
    0.136238
  • Parachor
    5.1625e-5
  • Poynting correction factor
    1.00517
  • Prandtl number
    5.16356
  • Saturation pressure (bar)
    0.0754298
  • Saturation temperature (°C)
    92.2649
  • Solubility parameter
    1.5654e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.750708
  • Specific heat capacity (kJ/kg·K)
    2.04277
  • Surface tension
    0.0201626
  • Thermal conductivity
    0.127603
  • Thermal diffusivity
    8.3291e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0125456
  • Upper flammability limit
    0.0798358

Environmental Properties

  • Global warming potential
  • Ozone depletion potential