Properties of 1,2-ethanedithiol

Thermophysical properties for 1,2-ethanedithiol (CAS: 540-63-6). 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, H: 6, S: 2
  • CAS
    540-63-6
  • Formula
    C2H6S2
  • ID
    540-63-6
  • InChI
    C2H6S2/c3-1-2-4/h3-4H,1-2H2
  • InChI Key
    VYMPLPIFKRHAAC-UHFFFAOYSA-N
  • IUPAC Name
    ethane-1,2-dithiol
  • Molecular Weight (kg)
    94.199
  • Phase
    l
  • PubChem ID
    1.0902e+4
  • SMILES
    C(CS)S
  • Synonyms

Physical Properties

  • Acentric factor
    0.257
  • Critical pressure (bar)
    53.6
  • Critical temperature (°C)
    389.85
  • Critical volume (m³/kmol)
    0.209
  • Dipole moment
  • Melting temperature (°C)
    -41
  • Normal boiling temperature (°C)
    144

State-dependent Properties

  • API gravity
    -27.8659
  • Compressibility factor
    0.0028432
  • Density (kg/m³)
    1354.21
  • Dynamic viscosity (cP)
    0.506416
  • Enthalpy of vaporization (mass) (kJ)
    461.336
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.3457e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.3809e-7
  • Kinematic viscosity
    3.7396e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    122.031
  • Molar volume (m³/kmol)
    0.0695601
  • Parachor
    3.2556e-5
  • Poynting correction factor
    1.00282
  • Prandtl number
    4.52671
  • Saturation pressure (bar)
    0.00797391
  • Saturation temperature (°C)
    145.822
  • Solubility parameter
    2.4272e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.35554
  • Specific heat capacity (kJ/kg·K)
    1.29546
  • Surface tension
    0.047439
  • Thermal conductivity
    0.144927
  • Thermal diffusivity
    8.2611e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    44.9173
  • Lower flammability limit
    0.0238015
  • Upper flammability limit
    0.124464

Environmental Properties

  • Global warming potential
  • Ozone depletion potential