Properties of 1,2-pentadiene
Thermophysical properties for 1,2-pentadiene (CAS: 591-95-7). 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
- AtomsC: 5, H: 8
- CAS591-95-7
- FormulaC5H8
- ID591-95-7
- InChIC5H8/c1-3-5-4-2/h5H,1,4H2,2H3
- InChI KeyLVMTVPFRTKXRPH-UHFFFAOYSA-N
- IUPAC Namepenta-1,2-diene
- Molecular Weight (kg)68.117
- Phasel
- PubChem ID1.1588e+4
- SMILESCCC=C=C
- Synonyms
Physical Properties
- Acentric factor0.1725
- Critical pressure (bar)40.7342
- Critical temperature (°C)230
- Critical volume (m³/kmol)0.276
- Dipole moment
- Melting temperature (°C)-137.3
- Normal boiling temperature (°C)44
State-dependent Properties
- API gravity71.2263
- Compressibility factor0.00404757
- Density (kg/m³)687.874
- Dynamic viscosity (cP)0.195864
- Enthalpy of vaporization (mass) (kJ)417.054
- Enthalpy of vaporization (molar) (kJ/kmol)2.8408e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.1752e-7
- Kinematic viscosity2.8474e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))133.556
- Molar volume (m³/kmol)0.0990254
- Parachor3.6659e-5
- Poynting correction factor1.00209
- Prandtl number3.14176
- Saturation pressure (bar)0.490364
- Saturation temperature (°C)44.832
- Solubility parameter1.6182e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.688551
- Specific heat capacity (kJ/kg·K)1.96069
- Surface tension0.0184797
- Thermal conductivity0.122234
- Thermal diffusivity9.0630e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0160256
- Upper flammability limit0.101981
Environmental Properties
- Global warming potential
- Ozone depletion potential