Table 4.
Reagents and conditions for the MPV reduction of 3
| Nos. | Reagent | Temp | Time (h) | Yield (%) | ||
|---|---|---|---|---|---|---|
| 5 | 7 | 8 | ||||
| 1 | iBu2AlOiPr | 70 °C | 5 | 33 | 3 | 0 |
| 2 | iBu2AlOiPr | Reflux | 0.5 | 36 | 12 | 8 |
| 3 | iBu2AlOH | rt | 20 | 36 | 15 | 0 |
Reagents and conditions for the MPV reduction of 3
| Nos. | Reagent | Temp | Time (h) | Yield (%) | ||
|---|---|---|---|---|---|---|
| 5 | 7 | 8 | ||||
| 1 | iBu2AlOiPr | 70 °C | 5 | 33 | 3 | 0 |
| 2 | iBu2AlOiPr | Reflux | 0.5 | 36 | 12 | 8 |
| 3 | iBu2AlOH | rt | 20 | 36 | 15 | 0 |