Properties of 1,3-dimethylurea

Thermophysical properties for 1,3-dimethylurea (CAS: 96-31-1). 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: 3, H: 8, N: 2, O: 1
  • CAS
    96-31-1
  • Formula
    C3H8N2O
  • ID
    96-31-1
  • InChI
    C3H8N2O/c1-4-3(6)5-2/h1-2H3,(H2,4,5,6)
  • InChI Key
    MGJKQDOBUOMPEZ-UHFFFAOYSA-N
  • IUPAC Name
    1,3-dimethylurea
  • Molecular Weight (kg)
    88.1084
  • Phase
    s
  • PubChem ID
    7293
  • SMILES
    CNC(=O)NC
  • Synonyms

Physical Properties

  • Acentric factor
    0.595302
  • Critical pressure (bar)
    48.7
  • Critical temperature (°C)
    513.95
  • Critical volume (m³/kmol)
    0.323
  • Dipole moment
  • Melting temperature (°C)
    105
  • Normal boiling temperature (°C)
    269

State-dependent Properties

  • API gravity
    29.9858
  • Compressibility factor
    0.00374704
  • Density (kg/m³)
    961.117
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    911.824
  • Enthalpy of vaporization (molar) (kJ/kmol)
    8.0339e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    119.017
  • Molar volume (m³/kmol)
    0.0916729
  • Parachor
    5.0499e-5
  • Poynting correction factor
    1.00414
  • Prandtl number
  • Saturation pressure (bar)
    1.1720e-6
  • Solubility parameter
    2.7752e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.962063
  • Specific heat capacity (kJ/kg·K)
    1.3508
  • Surface tension
    0.0612315
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0257322
  • Upper flammability limit
    0.131212

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • Saturation temperature (°C)Failed