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Reductive amination catalysed by BPh3 or B(C6F5)3.
| Entry | R | Mol % Catal. | Equiv. silane | Time [h] | Yield [%][a] B(C6F5)3 BPh3 | |
|---|---|---|---|---|---|---|
| 1 | Ph | 5 | 1.2 | 1 | 96 | 8 |
| 2 | Ph | 10 | 3.5 | 25 | >96 | 35 |
| 3 | Bn | 10 | 3.5 | 25 | <5 | 87 |
Reactions performed in sealed tubes. [a] Yield by 1H NMR spectroscopy versus mesitylene.
