Properties of 2-methyloctane
Thermophysical properties for 2-methyloctane (CAS: 3221-61-2). 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
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 9, H: 20
- CAS3221-61-2
- FormulaC9H20
- ID3221-61-2
- InChIC9H20/c1-4-5-6-7-8-9(2)3/h9H,4-8H2,1-3H3
- InChI KeyZUBZATZOEPUUQF-UHFFFAOYSA-N
- IUPAC Name2-methyloctane
- Molecular Weight (kg)128.255
- Phasel
- PubChem ID1.8591e+4
- SMILESCCCCCCC(C)C
- Synonyms
Physical Properties
- Acentric factor0.4499
- Critical pressure (bar)23.1
- Critical temperature (°C)309.65
- Critical volume (m³/kmol)0.547
- Dipole moment
- Melting temperature (°C)-80
- Normal boiling temperature (°C)143
State-dependent Properties
- API gravity69.625
- Compressibility factor0.00752345
- Density (kg/m³)696.795
- Dynamic viscosity (cP)0.369248
- Enthalpy of vaporization (mass) (kJ)346.379
- Enthalpy of vaporization (molar) (kJ/kmol)4.4425e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.8371e-7
- Kinematic viscosity5.2992e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))274.633
- Molar volume (m³/kmol)0.184064
- Parachor7.0942e-5
- Poynting correction factor1.00749
- Prandtl number6.6594
- Saturation pressure (bar)0.00848707
- Saturation temperature (°C)143.294
- Solubility parameter1.5096e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.69748
- Specific heat capacity (kJ/kg·K)2.1413
- Surface tension0.0214104
- Thermal conductivity0.11873
- Thermal diffusivity7.9575e-8
Safety Properties
- Autoignition temperature (°C)220
- Flash point temperature (°C)-273.15
- Lower flammability limit0.00813128
- Upper flammability limit0.0517445
Environmental Properties
- Global warming potential
- Ozone depletion potential