Fig. 5: The catalyst performance compared to state of the art.

Specific productivity of G-ASA catalyst and previously reported glycerol acetylating heterogeneous Brønsted acid (blue) and Lewis acid (green) catalyst. (C-SO3H25, Act-C-SO3H61, Al-Tf-SO3H66, SiO2/SO3H31, Polymer-SO3H67, Acidic Carbon40, H2SO434, p-Tol-SO3H34, Hf-TUD39, MO3/SnO224, SO4/SnO237, NbO2(OH)68, Nb2O569).