“…The conclusion of our previous work [18,19] is that the ionic liquid 1-ethyl-3-methylpyridinium ethylsulfate, [EMpy] [ESO 4 ], is a suitable solvent for the separation of benzene from alkanes. Taking into account these results, the research was expanded to the separation of aromatic hydrocarbons (benzene, toluene, and ethylbenzene) from a cycloalkane (cyclooctane).…”