Properties of ethane
Thermophysical properties for ethane (CAS: 74-84-0). 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
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 2, H: 6
- CAS74-84-0
- FormulaC2H6
- ID74-84-0
- InChIC2H6/c1-2/h1-2H3
- InChI KeyOTMSDBZUPAUEDD-UHFFFAOYSA-N
- IUPAC Nameethane
- Molecular Weight (kg)30.069
- Phaseg
- PubChem ID6324
- SMILESCC
- Synonyms
Physical Properties
- Acentric factor0.0995
- Critical pressure (bar)48.722
- Critical temperature (°C)32.172
- Critical volume (m³/kmol)0.145839
- Dipole moment0
- Melting temperature (°C)-182.85
- Normal boiling temperature (°C)-88.5814
State-dependent Properties
- Compressibility factor1
- Density (kg/m³)1.22904
- Dynamic viscosity (cP)0.00923408
- Enthalpy of vaporization (mass) (kJ)167.944
- Enthalpy of vaporization (molar) (kJ/kmol)5049.91
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient1.6689e-13
- Kinematic viscosity7.5132e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))52.4742
- Molar volume (m³/kmol)24.4654
- Parachor
- Poynting correction factor
- Prandtl number0.767944
- Saturation pressure (bar)41.9034
- Saturation temperature (°C)-88.5814
- Solubility parameter
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.03766
- Specific heat capacity (kJ/kg·K)1.74512
- Surface tension4.8347e-4
- Thermal conductivity0.0209841
- Thermal diffusivity9.7836e-6
Safety Properties
- Autoignition temperature (°C)515
- Flash point temperature (°C)-29
- Lower flammability limit0.024
- Upper flammability limit0.155
Environmental Properties
- Global warming potential1.57
- Ozone depletion potential
Failed Properties:
- API gravityFailed