Entry | Substrate 2 | Conditions | Yields of 3 (%)b |
1
2
3
4
5
6 | R1 = H R2 = H R3 = H
R1 = Me R2 = H R3 = H
R1 = Me R2 = Me R3 = Me | Irradiation of MW (300 W)
Conventional Heating
Irradiation of MW (300 W)
Conventional Heating
Irradiation of MW (300 W)
Conventional Heating | 4
5
63 (p:o = 5:1) 60 (p:o = 5:1) 69
70 |