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Properties of 4,4'-diphenylmethane diisocyanate

Thermophysical properties for 4,4'-diphenylmethane diisocyanate (CAS: 101-68-8). 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: 15, H: 10, N: 2, O: 2
  • CAS
    101-68-8
  • Formula
    C15H10N2O2
  • ID
    101-68-8
  • InChI
    C15H10N2O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19/h1-8H,9H2
  • InChI Key
    UPMLOUAZCHDJJD-UHFFFAOYSA-N
  • IUPAC Name
    1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
  • Molecular Weight (kg)
    250.252
  • Phase
    s
  • PubChem ID
    7570
  • SMILES
    C1=CC(=CC=C1CC2=CC=C(C=C2)N=C=O)N=C=O
  • Synonyms

Physical Properties

  • Acentric factor
    0.6816
  • Critical pressure (bar)
    40.0234
  • Critical temperature (°C)
    601.85
  • Critical volume (m³/kmol)
    0.712
  • Dipole moment
  • Melting temperature (°C)
    37.6
  • Normal boiling temperature (°C)
    335.85

State-dependent Properties

  • API gravity
    -8.30085
  • Compressibility factor
    0.00796938
  • Density (kg/m³)
    1283.52
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    407.977
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.0210e+5
  • 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))
    261.856
  • Molar volume (m³/kmol)
    0.194974
  • Parachor
    1.0191e-4
  • Poynting correction factor
    1.00899
  • Prandtl number
  • Saturation pressure (bar)
    2.9701e-9
  • Saturation temperature (°C)
    397.051
  • Solubility parameter
    2.1335e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.28478
  • Specific heat capacity (kJ/kg·K)
    1.04637
  • Surface tension
    0.0453566
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.00978301
  • Upper flammability limit
    0.0767991

Environmental Properties

  • Global warming potential
  • Ozone depletion potential