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Properties of 2,4-Dihydro-2-methyl-5-(trifluoromethyl)-3H-pyrazol-3-one

Thermophysical properties for 2,4-Dihydro-2-methyl-5-(trifluoromethyl)-3H-pyrazol-3-one (CAS: 1481-02-3). 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: 5, F: 3, H: 5, N: 2, O: 1
  • CAS
    1481-02-3
  • Formula
    C5H5F3N2O
  • ID
    1481-02-3
  • InChI
    C5H5F3N2O/c1-10-4(11)2-3(9-10)5(6,7)8/h2H2,1H3
  • InChI Key
    SYHYFYSGUQRNRS-UHFFFAOYSA-N
  • IUPAC Name
    2-methyl-5-(trifluoromethyl)-4h-pyrazol-3-one
  • Molecular Weight (kg)
    166.101
  • Phase
    s
  • PubChem ID
    5.1857e+5
  • SMILES
    CN1N=C(C(F)(F)F)CC1=O
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    40.518
  • Critical temperature (°C)
    392.982
  • Critical volume (m³/kmol)
    0.3685
  • Dipole moment
  • Melting temperature (°C)
    179
  • Normal boiling temperature (°C)
    189.21

State-dependent Properties

  • API gravity
    -27.3199
  • Compressibility factor
    0.00500359
  • Density (kg/m³)
    1356.87
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    0
  • Enthalpy of vaporization (molar) (kJ/kmol)
  • 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))
    148.316
  • Molar volume (m³/kmol)
    0.122415
  • Parachor
    5.6121e-5
  • Poynting correction factor
    1.00505
  • Prandtl number
  • Saturation pressure (bar)
    0.0013229
  • Saturation temperature (°C)
    189.21
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.35821
  • Specific heat capacity (kJ/kg·K)
    0.892922
  • Surface tension
    0.0419797
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0193867
  • Upper flammability limit
    0.12337

Environmental Properties

  • Global warming potential
  • Ozone depletion potential