Properties of hydroxylamine

Thermophysical properties for hydroxylamine (CAS: 7803-49-8). 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
    H: 3, N: 1, O: 1
  • CAS
    7803-49-8
  • Formula
    H3NO
  • ID
    7803-49-8
  • InChI
    H3NO/c1-2/h2H,1H2
  • InChI Key
    AVXURJPOCDRRFD-UHFFFAOYSA-N
  • IUPAC Name
    azinous acid
  • Molecular Weight (kg)
    33.0299
  • Phase
    s
  • PubChem ID
    787
  • SMILES
    NO
  • Synonyms

Physical Properties

  • Acentric factor
    0.694
  • Critical pressure (bar)
    137
  • Critical temperature (°C)
    300.85
  • Critical volume (m³/kmol)
    0.07464
  • Dipole moment
    0.59
  • Melting temperature (°C)
    33
  • Normal boiling temperature (°C)
    58

State-dependent Properties

  • API gravity
    -26.7858
  • Compressibility factor
    0.00111576
  • Density (kg/m³)
    1210
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    1628.52
  • Enthalpy of vaporization (molar) (kJ/kmol)
    5.3790e+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))
    42.9677
  • Molar volume (m³/kmol)
    0.0272975
  • Parachor
    1.3620e-5
  • Poynting correction factor
    1.00099
  • Prandtl number
  • Saturation pressure (bar)
    0.0140756
  • Saturation temperature (°C)
    101.942
  • Solubility parameter
    4.5606e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.21119
  • Specific heat capacity (kJ/kg·K)
    1.30087
  • Surface tension
    0.0925246
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.124995
  • Upper flammability limit
    0.215745

Environmental Properties

  • Global warming potential
  • Ozone depletion potential