Properties of etidronic acid

Thermophysical properties for etidronic acid (CAS: 2809-21-4). 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: 2, H: 8, O: 7, P: 2
  • CAS
    2809-21-4
  • Formula
    C2H8O7P2
  • ID
    2809-21-4
  • InChI
    C2H8O7P2/c1-2(3,10(4,5)6)11(7,8)9/h3H,1H3,(H2,4,5,6)(H2,7,8,9)
  • InChI Key
    DBVJJBKOTRCVKF-UHFFFAOYSA-N
  • IUPAC Name
    (1-oxidanyl-1-phosphono-ethyl)phosphonic acid
  • Molecular Weight (kg)
    206.028
  • Phase
    s
  • PubChem ID
    3305
  • SMILES
    CC(O)(P(=O)(O)O)P(=O)(O)O
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    0
  • Critical temperature (°C)
    -273.15
  • Critical volume (m³/kmol)
    0
  • Dipole moment
  • Melting temperature (°C)
    199
  • Normal boiling temperature (°C)
    -273.15

State-dependent Properties

  • Compressibility factor
  • Density (kg/m³)
  • 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))
    177.083
  • Molar volume (m³/kmol)
    0
  • Parachor
  • Poynting correction factor
  • Prandtl number
  • Saturation pressure (bar)
    0
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
  • Specific heat capacity (kJ/kg·K)
    0.859508
  • Surface tension
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.162722
  • Upper flammability limit
    1.0355

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed
  • Saturation temperature (°C)Failed