Properties of cycloheptane
Thermophysical properties for cycloheptane (CAS: 291-64-5). 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: 7, H: 14
- CAS291-64-5
- FormulaC7H14
- ID291-64-5
- InChIC7H14/c1-2-4-6-7-5-3-1/h1-7H2
- InChI KeyDMEGYFMYUHOHGS-UHFFFAOYSA-N
- IUPAC Namecycloheptane
- Molecular Weight (kg)98.1861
- Phasel
- PubChem ID9265
- SMILESC1CCCCCC1
- Synonyms
Physical Properties
- Acentric factor0.2384
- Critical pressure (bar)38.2
- Critical temperature (°C)331.05
- Critical volume (m³/kmol)0.353
- Dipole moment0
- Melting temperature (°C)-8
- Normal boiling temperature (°C)118.8
State-dependent Properties
- API gravity40.591
- Compressibility factor0.00492839
- Density (kg/m³)814.314
- Dynamic viscosity (cP)0.366623
- Enthalpy of vaporization (mass) (kJ)380.264
- Enthalpy of vaporization (molar) (kJ/kmol)3.7337e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.2470e-7
- Kinematic viscosity4.5022e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))204.725
- Molar volume (m³/kmol)0.120575
- Parachor4.9281e-5
- Poynting correction factor1.00473
- Prandtl number6.50269
- Saturation pressure (bar)0.0425513
- Saturation temperature (°C)118.777
- Solubility parameter1.7003e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.815116
- Specific heat capacity (kJ/kg·K)2.08507
- Surface tension0.0273589
- Thermal conductivity0.117557
- Thermal diffusivity6.9236e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)6
- Lower flammability limit0.011
- Upper flammability limit0.067
Environmental Properties
- Global warming potential
- Ozone depletion potential