C6H8

The molecular formula C6H8 may refer to:


 * Cyclohexadiene (disambiguation)
 * 1,3-Cyclohexadiene
 * 1,4-Cyclohexadiene
 * Methylcyclopentadiene
 * Propellane
 * The standard composition of gasoline (a mixture of different hydrocarbons) is approximately equivalent to C6H8