Fig. 8

Optimization of reaction condition with g-C3N4-(CH2)3-SO3H: (a) variation of solvents, (b) temperature, (c) duration and (d) catalyst loading, other conditions 2-Aminoaryl ketone (1.0 mmol), acetyl acetone (1.2 mmol).

Optimization of reaction condition with g-C3N4-(CH2)3-SO3H: (a) variation of solvents, (b) temperature, (c) duration and (d) catalyst loading, other conditions 2-Aminoaryl ketone (1.0 mmol), acetyl acetone (1.2 mmol).