Properties of naphthalene
Thermophysical properties for naphthalene (CAS: 91-20-3). 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: 10, H: 8
- CAS91-20-3
- FormulaC10H8
- ID91-20-3
- InChIC10H8/c1-2-6-10-8-4-3-7-9(10)5-1/h1-8H
- InChI KeyUFWIBTONFRDIAS-UHFFFAOYSA-N
- IUPAC Namenaphthalene
- Molecular Weight (kg)128.171
- Phases
- PubChem ID931
- SMILESC1=CC=C2C=CC=CC2=C1
- Synonyms
Physical Properties
- Acentric factor0.302
- Critical pressure (bar)40.5
- Critical temperature (°C)475.25
- Critical volume (m³/kmol)0.407
- Dipole moment0
- Melting temperature (°C)80.2
- Normal boiling temperature (°C)218
State-dependent Properties
- API gravity10.7167
- Compressibility factor0.00467669
- Density (kg/m³)1120.2
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)436.898
- Enthalpy of vaporization (molar) (kJ/kmol)5.5997e+4
- 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))165.7
- Molar volume (m³/kmol)0.114417
- Parachor5.8620e-5
- Poynting correction factor1.00528
- Prandtl number
- Saturation pressure (bar)4.2179e-4
- Saturation temperature (°C)217.918
- Solubility parameter2.0373e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.12131
- Specific heat capacity (kJ/kg·K)1.29281
- Surface tension0.0418171
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)540
- Flash point temperature (°C)77
- Lower flammability limit0.006
- Upper flammability limit0.059
Environmental Properties
- Global warming potential
- Ozone depletion potential