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Ligand screening for C-O bond cleavage of 2a
 | ||||
|---|---|---|---|---|
| Entrya | Ligand | Conv.c,d (%) | Yield (%)c,d | |
| PhCOMe | PhOH | |||
| 1 | none | 45 | 5 | 6 |
| 2 | PPh3b | 39 | <1 | 5 |
| 3 | PCy3b | 27 | 4 | 5 |
| 4 | dppm | 11 | 0 | 0 |
| 5 | dppp | 32 | 0 | <1 |
| 6 | dppbz | 32 | 0 | 0 |
| 7 | dppf | 37 | 5 | 6 |
| 8 | Ph-xantphos | >99 | >99 | >99 |
Reactions were run in sealed tubes under nitrogen.
2 equivalents relative to Ru.
Yields and conversions were determined by GC/MS relative to an internal standard.
Average of two duplicate experiments.
