Figure 6: Acid-catalysed liquid-phase reactions.

(a) Esterification of fatty acid. (b) Friedel–Crafts alkylation of toluene. (c) Cumene hydroperoxide cleavage.

(a) Esterification of fatty acid. (b) Friedel–Crafts alkylation of toluene. (c) Cumene hydroperoxide cleavage.