Properties of 1,2-butadiene
Thermophysical properties for 1,2-butadiene (CAS: 590-19-2). 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: 4, H: 6
- CAS590-19-2
- FormulaC4H6
- ID590-19-2
- InChIC4H6/c1-3-4-2/h4H,1H2,2H3
- InChI KeyQNRMTGGDHLBXQZ-UHFFFAOYSA-N
- IUPAC Namebuta-1,2-diene
- Molecular Weight (kg)54.0904
- Phaseg
- PubChem ID1.1535e+4
- SMILESCC=C=C
- Synonyms
Physical Properties
- Acentric factor0.255
- Critical pressure (bar)44.9883
- Critical temperature (°C)170.55
- Critical volume (m³/kmol)0.219
- Dipole moment0.4
- Melting temperature (°C)-136.2
- Normal boiling temperature (°C)11
State-dependent Properties
- API gravity83.6875
- Compressibility factor1
- Density (kg/m³)2.2109
- Dynamic viscosity (cP)0.0074317
- Enthalpy of vaporization (mass) (kJ)425.395
- Enthalpy of vaporization (molar) (kJ/kmol)2.3010e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient1.1016e-13
- Kinematic viscosity3.3614e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))79.5016
- Molar volume (m³/kmol)24.4654
- Parachor2.9405e-5
- Poynting correction factor0.997764
- Prandtl number0.733404
- Saturation pressure (bar)1.67531
- Saturation temperature (°C)10.8497
- Solubility parameter1.5651e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.86661
- Specific heat capacity (kJ/kg·K)1.46979
- Surface tension0.0149425
- Thermal conductivity0.0148936
- Thermal diffusivity4.5833e-6
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0200472
- Upper flammability limit0.109742
Environmental Properties
- Global warming potential
- Ozone depletion potential