Properties of pentacosane
Thermophysical properties for pentacosane (CAS: 629-99-2). 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: 25, H: 52
- CAS629-99-2
- FormulaC25H52
- ID629-99-2
- InChIC25H52/c1-3-5-7-9-11-13-15-17-19-21-23-25-24-22-20-18-16-14-12-10-8-6-4-2/h3-25H2,1-2H3
- InChI KeyYKNWIILGEFFOPE-UHFFFAOYSA-N
- IUPAC Namepentacosane
- Molecular Weight (kg)352.68
- Phases
- PubChem ID1.2406e+4
- SMILESCCCCCCCCCCCCCCCCCCCCCCCCC
- Synonyms
Physical Properties
- Acentric factor1.105
- Critical pressure (bar)9.5
- Critical temperature (°C)538.85
- Critical volume (m³/kmol)1.71
- Dipole moment
- Melting temperature (°C)53.5
- Normal boiling temperature (°C)401.9
State-dependent Properties
- API gravity46.5907
- Compressibility factor0.016535
- Density (kg/m³)871.815
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)363.246
- Enthalpy of vaporization (molar) (kJ/kmol)1.2811e+5
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient
- Kinematic viscosity
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))598.383
- Molar volume (m³/kmol)0.404536
- Parachor1.8632e-4
- Poynting correction factor1.01847
- Prandtl number
- Saturation pressure (bar)3.5072e-9
- Saturation temperature (°C)390.805
- Solubility parameter1.6750e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.872672
- Specific heat capacity (kJ/kg·K)1.69667
- Surface tension0.0278359
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.00302397
- Upper flammability limit0.0192435
Environmental Properties
- Global warming potential
- Ozone depletion potential