Preparation of various organic compounds by Suzuki coupling reaction under optimum conditions^a.

Entry	Aryl boronic acid	Aryl halide	Product	Time (min)	Yield (%)
1				60	92
2				60	95
3				60	97
4				60	99
5				60	77
6				92	92
7				60	95
8				60	99
9				60	98
10				60	99
11				60	98
12				73	99
13				60	76
14				60	95
15				60	90
16				60	98
17				60	96
18				90	99
19				60	97
20				60	95
21				93	35

^aConditions for the chemical reaction: 1 mmol of aryl halide, 1 mmol of aryl boronic acid, 70 °C, EtOH 78%, K₂CO₃.