Table 7.
| ||||
---|---|---|---|---|
Entry | RBF3K | Product | Isolated Yield (%) | |
1 | 12i | 13a | 51 | |
2 | 12g | 13b | 72 | |
3 | 12e | 13c | 95 | |
4 | 12d | 13d | 66 | |
5 | 12k | 13e | 52a | |
6 | 7h | 13h | 61 | |
7 | 7f | 13i | 89 | |
8 | 7g | 13j | 84 |
Reaction conditions: 1.0 equiv of trifluoroborate, 1.0 equiv of electrophile, 7.5 mol % Pd, 5.0 equiv of base, 1:1 CPME/H2O, 105 °C, 24 h.
Reaction with 3 equiv of Cs2CO3.