Properties of carbonyl sulfide

Thermophysical properties for carbonyl sulfide (CAS: 463-58-1). 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: 1, O: 1, S: 1
  • CAS
    463-58-1
  • Formula
    COS
  • ID
    463-58-1
  • InChI
    COS/c2-1-3
  • InChI Key
    JJWKPURADFRFRB-UHFFFAOYSA-N
  • IUPAC Name
    sulfanylidenemethanone
  • Molecular Weight (kg)
    60.0751
  • Phase
    g
  • PubChem ID
    1.0039e+4
  • SMILES
    C(=O)=S
  • Synonyms

Physical Properties

  • Acentric factor
    0.0978
  • Critical pressure (bar)
    63.7
  • Critical temperature (°C)
    105.62
  • Critical volume (m³/kmol)
    0.134953
  • Dipole moment
    0.71
  • Melting temperature (°C)
    -138.9
  • Normal boiling temperature (°C)
    -50.1613

State-dependent Properties

  • Compressibility factor
    1
  • Density (kg/m³)
    2.45551
  • Dynamic viscosity (cP)
    0.0123621
  • Enthalpy of vaporization (mass) (kJ)
    245.093
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.4724e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    2.1110e-13
  • Kinematic viscosity
    5.0344e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    41.4857
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
  • Poynting correction factor
  • Prandtl number
    0.669581
  • Saturation pressure (bar)
    12.8144
  • Saturation temperature (°C)
    -50.1613
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    2.07314
  • Specific heat capacity (kJ/kg·K)
    0.690564
  • Surface tension
    0.00821654
  • Thermal conductivity
    0.0127495
  • Thermal diffusivity
    7.5188e-6

Safety Properties

  • Autoignition temperature (°C)
    209
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.065
  • Upper flammability limit
    0.285

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed