Entry | Substrate 2 | Conditions | Yields of 3 (%) |
1
2
3
4
5
6
7
8 | R1 = OMe R2 = H R3 = H
R1 = OEt R2 = H R3 = H
R1 = OMe R2 = OMe R3 = H
R1 = H R2 = OMe R3 = OMe | Irradiation of MW (300 W)
Conventional Heating
Irradiation of MW (300 W)
Conventional Heating
Irradiation of MW (300 W)
Conventional Heating
Irradiation of MW (300 W)
Conventional Heating | 55 (p:o = 5:1) 40 (p:o = 5:1) 54 (p:o = 4:1) 38 (p:o = 4:1) 70
67
25
21 |