Properties of dinitrogen trioxide
Thermophysical properties for dinitrogen trioxide (CAS: 10544-73-7). 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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Open CalculatorIdentification
- AtomsN: 2, O: 3
- CAS10544-73-7
- FormulaN2O3
- ID10544-73-7
- InChIN2O3/c3-1-2(4)5
- InChI KeyLZDSILRDTDCIQT-UHFFFAOYSA-N
- IUPAC Namen-oxidanylidenenitramide
- Molecular Weight (kg)76.0116
- Phaseg
- PubChem ID6.1526e+4
- SMILESN(=O)[N+](=O)[O-]
- Synonyms
Physical Properties
- Acentric factor0.4312
- Critical pressure (bar)69.9
- Critical temperature (°C)151.85
- Critical volume (m³/kmol)0.195
- Dipole moment2.12
- Melting temperature (°C)-101.1
- Normal boiling temperature (°C)42.75
State-dependent Properties
- API gravity-30.5288
- Compressibility factor1
- Density (kg/m³)3.1069
- Dynamic viscosity (cP)0.0133699
- Enthalpy of vaporization (mass) (kJ)340.364
- Enthalpy of vaporization (molar) (kJ/kmol)2.5872e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient1.2249e-13
- Kinematic viscosity4.3033e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))71.4975
- Molar volume (m³/kmol)24.4654
- Parachor1.9685e-5
- Poynting correction factor0.996411
- Prandtl number0.973209
- Saturation pressure (bar)2.65508
- Saturation temperature (°C)2.0912
- Solubility parameter2.0757e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity2.6231
- Specific heat capacity (kJ/kg·K)0.940612
- Surface tension0.0171256
- Thermal conductivity0.0129221
- Thermal diffusivity4.4218e-6
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.414819
- Upper flammability limit0.229619
Environmental Properties
- Global warming potential
- Ozone depletion potential