Properties of alpha-methylstyrene

Thermophysical properties for alpha-methylstyrene (CAS: 98-83-9). 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: 9, H: 10
  • CAS
    98-83-9
  • Formula
    C9H10
  • ID
    98-83-9
  • InChI
    C9H10/c1-8(2)9-6-4-3-5-7-9/h3-7H,1H2,2H3
  • InChI Key
    XYLMUPLGERFSHI-UHFFFAOYSA-N
  • IUPAC Name
    prop-1-en-2-ylbenzene
  • Molecular Weight (kg)
    118.176
  • Phase
    l
  • PubChem ID
    7407
  • SMILES
    CC(=C)C1=CC=CC=C1
  • Synonyms

Physical Properties

  • Acentric factor
    0.342
  • Critical pressure (bar)
    35.55
  • Critical temperature (°C)
    380.85
  • Critical volume (m³/kmol)
    0.4136
  • Dipole moment
  • Melting temperature (°C)
    -23
  • Normal boiling temperature (°C)
    165.4

State-dependent Properties

  • API gravity
    23.3383
  • Compressibility factor
    0.0053399
  • Density (kg/m³)
    904.571
  • Dynamic viscosity (cP)
    0.889924
  • Enthalpy of vaporization (mass) (kJ)
    392.295
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.6360e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.5652e-7
  • Kinematic viscosity
    9.8381e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    202.043
  • Molar volume (m³/kmol)
    0.130643
  • Parachor
    5.5198e-5
  • Poynting correction factor
    1.00534
  • Prandtl number
    11.6327
  • Saturation pressure (bar)
    0.00356819
  • Saturation temperature (°C)
    165.867
  • Solubility parameter
    1.8327e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.905461
  • Specific heat capacity (kJ/kg·K)
    1.70968
  • Surface tension
    0.0311934
  • Thermal conductivity
    0.130794
  • Thermal diffusivity
    8.4573e-8

Safety Properties

  • Autoignition temperature (°C)
    445
  • Flash point temperature (°C)
    40
  • Lower flammability limit
    0.008
  • Upper flammability limit
    0.11

Environmental Properties

  • Global warming potential
  • Ozone depletion potential