Properties of Hexane (C6H14)

Hexane is a hydrocarbon compound with the chemical formula C6H14. It is a colorless, flammable liquid that is commonly used as a solvent in various industrial and laboratory applications.

The following table provides a comprehensive list of hexane properties in both SI and US customary/Imperial units at normal temperature and pressure (NTP).

Click on the icon to switch between Metric and Imperial units.

Table of Hexane Properties
Physical Properties
Metric
Molar Mass86.18 g/mol
Density659 kg/m3
Dynamic Viscosity0.306 mPa·s
Surface Tension18.4 mN/m
Thermal PropertiesMetric
Melting Point-95.4 °C
Boiling Point68.7 °C
Thermal Conductivity0.1208 W/m·K
Specific Heat Capacity (Cp)2268 J/kg·K
Coefficient of Thermal Expansion (αV)1.41×10-3 1/°C
Vapor Pressure16.2 kPa
Critical ConstantsMetric
Critical Temperature (Tc)234 °C
Critical Pressure (Pc)2.97 MPa
Critical Molar Volume (Vc)370 cm3/mol
Electrical PropertiesMetric
Relative Permittivity (εr)1.88
Optical PropertiesMetric
Refractive Index (589 nm)1.375
Hazardous DataMetric
Flash Point-22 °C
Autoignition Temperature225 °C
Lower Flammability Limit1.1%
Upper Flammability Limit7.5%
NFPA Rating (Fire)3
NFPA Rating (Reactivity)0

Unless stated otherwise, all values are taken at room temperature (approximately 20°C or 68°F) and 1 atm pressure. (1 atm = 101,325 Pa)

References: 1) Cardarelli, François. Materials Handbook: A Concise Desktop Reference. Switzerland: Springer International Publishing, 2018. 2) CRC Handbook of Chemistry and Physics, 97th Edition. United Kingdom: CRC Press, 2016-2017. 3) Yaws, Carl L. The Yaws Handbook of Physical Properties for Hydrocarbons and Chemicals. Netherlands: Elsevier Science, 2015. 4) Fire Protection Guide to Hazardous Materials, 14th Edition. United States: National Fire Protection Association, 2010.