Properties of sodium cyanide

Thermophysical properties for sodium cyanide (CAS: 143-33-9). 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: 1, N: 1, Na: 1
  • CAS
    143-33-9
  • Formula
    CNNa
  • ID
    143-33-9
  • InChI
    CN.Na/c1-2;/q-1;+1
  • InChI Key
    MNWBNISUBARLIT-UHFFFAOYSA-N
  • IUPAC Name
    sodium;cyanide
  • Molecular Weight (kg)
    49.0072
  • Phase
    s
  • PubChem ID
    8929
  • SMILES
    [C-]#N.[Na+]
  • Synonyms

Physical Properties

  • Acentric factor
    0.589
  • Critical pressure (bar)
    237.6
  • Critical temperature (°C)
    2626.85
  • Critical volume (m³/kmol)
    0.30446
  • Dipole moment
  • Melting temperature (°C)
    562
  • Normal boiling temperature (°C)
    1496

State-dependent Properties

  • API gravity
    123.727
  • Compressibility factor
    0.00125197
  • Density (kg/m³)
    1599.97
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    9150.55
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.4844e+5
  • 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))
    68.6267
  • Molar volume (m³/kmol)
    0.03063
  • Parachor
    6.8683e-5
  • Poynting correction factor
    1.00363
  • Prandtl number
  • Saturation pressure (bar)
    1.0757e-50
  • Saturation temperature (°C)
    1515.32
  • Solubility parameter
    7.0974e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.60155
  • Specific heat capacity (kJ/kg·K)
    1.40034
  • Surface tension
    0.357006
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0954861
  • Upper flammability limit
    0.607639

Environmental Properties

  • Global warming potential
  • Ozone depletion potential