Table 2.
| |||
---|---|---|---|
entry | amine substrate | product | yeild (%)b |
1 |
1a |
2a |
69 |
2 |
1b |
2b |
75 |
3 |
1c |
2c |
83 |
Amine substrate (0.5 mmol) treated with PdCl2(PhCN)2 (5 mol %), Cu(NO3)2•3H2O (5 mol %) in AcOH/Ac2O (6:1, 10.5 mL) under an O2 atmosphere (1 atm) at 23 °C for 16 h.
Yield of isolated product.