Figure 3b:
Effect of reaction temperature on the reaction progress with time of propyl acetate in glycerol using MgO as catalyst. Reaction conditions: 0.1 g propyl esters, 0.01 g MgO, 5 g glycerol. (♦) 45°C; (■) 55°C; (▲) 75°C; (x) 100°C.