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Properties of 5,6,7-Trimethoxy-2-phenyl-4H-1-benzopyran-4-one

Thermophysical properties for 5,6,7-Trimethoxy-2-phenyl-4H-1-benzopyran-4-one (CAS: 973-67-1). 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: 18, H: 16, O: 5
  • CAS
    973-67-1
  • Formula
    C18H16O5
  • ID
    973-67-1
  • InChI
    C18H16O5/c1-20-15-10-14-16(18(22-3)17(15)21-2)12(19)9-13(23-14)11-7-5-4-6-8-11/h4-10H,1-3H3
  • InChI Key
    HJNJAUYFFFOFBW-UHFFFAOYSA-N
  • IUPAC Name
    5,6,7-trimethoxy-2-phenylchromen-4-one
  • Molecular Weight (kg)
    312.317
  • Phase
    s
  • PubChem ID
    4.4258e+5
  • SMILES
    COc1cc2oc(-c3ccccc3)cc(=O)c2c(OC)c1OC
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    21.4335
  • Critical temperature (°C)
    839.076
  • Critical volume (m³/kmol)
    0.8455
  • Dipole moment
  • Melting temperature (°C)
    165.5
  • Normal boiling temperature (°C)
    593.42

State-dependent Properties

  • API gravity
    -21.3154
  • Compressibility factor
    0.00908664
  • Density (kg/m³)
    1404.88
  • 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))
    347.845
  • Molar volume (m³/kmol)
    0.222308
  • Parachor
    1.2298e-4
  • Poynting correction factor
    1.01004
  • Prandtl number
  • Saturation pressure (bar)
    3.6758e-12
  • Saturation temperature (°C)
    593.42
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.40626
  • Specific heat capacity (kJ/kg·K)
    1.11376
  • Surface tension
    0.0615903
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.00586229
  • Upper flammability limit
    0.0373055

Environmental Properties

  • Global warming potential
  • Ozone depletion potential