Properties of methyl acetate

Thermophysical properties for methyl acetate (CAS: 79-20-9). 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: 3, H: 6, O: 2
  • CAS
    79-20-9
  • Formula
    C3H6O2
  • ID
    79-20-9
  • InChI
    C3H6O2/c1-3(4)5-2/h1-2H3
  • InChI Key
    KXKVLQRXCPHEJC-UHFFFAOYSA-N
  • IUPAC Name
    methyl ethanoate
  • Molecular Weight (kg)
    74.0785
  • Phase
    l
  • PubChem ID
    6584
  • SMILES
    CC(=O)OC
  • Synonyms

Physical Properties

  • Acentric factor
    0.32
  • Critical pressure (bar)
    47.5
  • Critical temperature (°C)
    233.35
  • Critical volume (m³/kmol)
    0.228
  • Dipole moment
    1.72
  • Melting temperature (°C)
    -98
  • Normal boiling temperature (°C)
    56.7

State-dependent Properties

  • API gravity
    18.8386
  • Compressibility factor
    0.0032624
  • Density (kg/m³)
    928.118
  • Dynamic viscosity (cP)
    0.36377
  • Enthalpy of vaporization (mass) (kJ)
    437.127
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.2382e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.2718e-7
  • Kinematic viscosity
    3.9194e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    142.017
  • Molar volume (m³/kmol)
    0.0798159
  • Parachor
    3.1580e-5
  • Poynting correction factor
    1.00234
  • Prandtl number
    4.61638
  • Saturation pressure (bar)
    0.288221
  • Saturation temperature (°C)
    56.9263
  • Solubility parameter
    1.9356e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.929031
  • Specific heat capacity (kJ/kg·K)
    1.91711
  • Surface tension
    0.0241881
  • Thermal conductivity
    0.151068
  • Thermal diffusivity
    8.4903e-8

Safety Properties

  • Autoignition temperature (°C)
    505
  • Flash point temperature (°C)
    -10
  • Lower flammability limit
    0.031
  • Upper flammability limit
    0.16

Environmental Properties

  • Global warming potential
  • Ozone depletion potential