Table 1.

Comparative yields and reaction conditions.

QAs	Classical Heating			Microwave Irradiation (Power 300 W)			Ultrasounds Irradiation (35 Hz)
	Time (min)	Temp. (°C)	Yield (%)	Time (min)	Temp. (°C)	Yield(%)	Time (min)	Temp. (°C)	Yield (%)
1	1440	80	92	5–10	95	95	60	60	90
2	1440	80	88	5–10	95	90	60	60	90
3	1440	80	94	5–10	95	95	60	60	95
4	1440	80	95	5–10	95	95	60	60	95
5	1440	80	94	5–10	95	94	60	60	95
6	1440	80	90	5–10	95	93	60	60	90
7	1440	80	82	5–10	95	85	60	60	85
8	1440	80	81	5–10	95	83	60	60	90
9	720	80	93	5–10	95	95	60	60	90
10	720	80	92	5–10	95	95	60	60	90
11	1440	80	98	5–10	95	98	60	60	98
12	1440	80	85	5–10	95	88	60	60	86
13	1440	80	85	5–10	95	87	60	60	90
14	720	80	90	5–10	95	92	60	60	93
15	720	80	76	5–10	95	77	60	60	80