Properties of 1,2-butanediol
Thermophysical properties for 1,2-butanediol (CAS: 584-03-2). 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: 10, O: 2
- CAS584-03-2
- FormulaC4H10O2
- ID584-03-2
- InChIC4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
- InChI KeyBMRWNKZVCUKKSR-UHFFFAOYSA-N
- IUPAC Namebutane-1,2-diol
- Molecular Weight (kg)90.121
- Phasel
- PubChem ID1.1429e+4
- SMILESCCC(CO)O
- Synonyms
Physical Properties
- Acentric factor0.631
- Critical pressure (bar)52.1
- Critical temperature (°C)406.85
- Critical volume (m³/kmol)0.303
- Dipole moment
- Melting temperature (°C)-50
- Normal boiling temperature (°C)195.95
State-dependent Properties
- API gravity8.94167
- Compressibility factor0.00368642
- Density (kg/m³)999.238
- Dynamic viscosity (cP)49.0943
- Enthalpy of vaporization (mass) (kJ)766.759
- Enthalpy of vaporization (molar) (kJ/kmol)6.9101e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.0924e-7
- Kinematic viscosity4.9132e-5
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))169.229
- Molar volume (m³/kmol)0.0901897
- Parachor4.2814e-5
- Poynting correction factor1.00369
- Prandtl number545.951
- Saturation pressure (bar)1.0020e-4
- Saturation temperature (°C)196.48
- Solubility parameter2.7179e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.00022
- Specific heat capacity (kJ/kg·K)1.87779
- Surface tension0.0500389
- Thermal conductivity0.168859
- Thermal diffusivity8.9993e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0209947
- Upper flammability limit0.11366
Environmental Properties
- Global warming potential
- Ozone depletion potential