Properties of piperazine

Thermophysical properties for piperazine (CAS: 110-85-0). 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: 4, H: 10, N: 2
  • CAS
    110-85-0
  • Formula
    C4H10N2
  • ID
    110-85-0
  • InChI
    C4H10N2/c1-2-6-4-3-5-1/h5-6H,1-4H2
  • InChI Key
    GLUUGHFHXGJENI-UHFFFAOYSA-N
  • IUPAC Name
    piperazine
  • Molecular Weight (kg)
    86.1356
  • Phase
    s
  • PubChem ID
    4837
  • SMILES
    C1CNCCN1
  • Synonyms

Physical Properties

  • Acentric factor
    0.3127
  • Critical pressure (bar)
    56
  • Critical temperature (°C)
    385.85
  • Critical volume (m³/kmol)
    0.269
  • Dipole moment
    1.47
  • Melting temperature (°C)
    106
  • Normal boiling temperature (°C)
    148.63

State-dependent Properties

  • API gravity
    13.6481
  • Compressibility factor
    0.0033809
  • Density (kg/m³)
    1041.35
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    534.475
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.6037e+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))
    130.741
  • Molar volume (m³/kmol)
    0.0827152
  • Parachor
    4.0303e-5
  • Poynting correction factor
    1.00362
  • Prandtl number
  • Saturation pressure (bar)
    0.00708907
  • Saturation temperature (°C)
    148.62
  • Solubility parameter
    2.2113e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.04238
  • Specific heat capacity (kJ/kg·K)
    1.51785
  • Surface tension
    0.0413023
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    320
  • Flash point temperature (°C)
    82
  • Lower flammability limit
    0.0174419
  • Upper flammability limit
    0.0982742

Environmental Properties

  • Global warming potential
  • Ozone depletion potential