Table 2.
| ||||
---|---|---|---|---|
entry | product | temperature (°C) | yield (%)b | |
1 | 70 | 82c | ||
2 | R=CO2Et | 80 | 78 | |
3 | CN | 80 | 73 | |
4 | 80 | 71 | ||
5 | R=Ac | 90 | 60 | |
6 | CO2Et | 90 | 50 | |
7 | CN | 90 | 52 | |
8 | 80 | 82 | ||
9 | 90 | 68 |
Reactions Conditions: 2.0 mmol ArNH2, 1.0 mmol ArI, 2.0 mmol K3PO4, 0.10 mmol CuI, 0.20 mmol L5, 0.5 mL DMSO, in a sealed tube under an N2 atmosphere for 24 h.
Yields reported are the average of at least two runs determined to be > 95% pure by elemental analysis or 1H NMR.
5% CuI, 10% L5, 1.5 mmol ArNH2