Table 1.
Entry | Ar | X | R | Cat. (%) |
Conditions | Yield (%)b |
---|---|---|---|---|---|---|
1 | 2-Py | Cl | Octyl | 0.001 | 100 °C, 48 h | 86 |
2 | Br | Octyl | 0.0005 | 110 °C, 12 h | 84 | |
3 | I | Octyl | 0.005 | 110 °C, 12 h | 96 | |
4 | Cl | Bn | 0.001 | 100 °C, 10 h | 85 | |
5 | Br | Bn | 0.0005 | 110 °C, 12 h | 83 | |
6 | Cl | Cyclohexyl | 0.01 | 70 °C, 12 h | 98 | |
7 | Br | Cyclohexyl | 0.005 | 60 °C, 12 h | 96 | |
8 | I | sec-Bu | 0.05 | 110 °C, 12 h | 98 | |
9d | Cl | 1-Methylbenzylf | 0.05 | 100 °C, 24 h | 99 | |
10 | 3-Me-2-Py | Cl | Octyl | 0.005 | 90 °C, 24 h | 96 |
11 | 3-Py | Cl | Octyl | 0.005 | 90 °C, 24 h | 93 |
12c | Cl | Octyl | 0.005 | 100 °C, 24 h | 99 | |
13 | Br | Octyl | 0.005 | 100 °C, 36 h | 99 | |
14 | Cl | Bn | 0.01 | 100 °C, 24 h | 95 | |
15 | Br | Bn | 0.005 | 100 °C, 48 h | 99 | |
16 | Br | secBu | 0.005 | 100 °C, 48 h | 93 | |
17 | I | isoBu | 0.05 | 100 °C, 12 h | 96 | |
18 | Cl | Cyclohexyl | 0.01 | 100 °C, 48 h | 79 | |
19 | I | Cyclohexyl | 0.05 | 100 °C, 12 h | 78 | |
20 | Cl | tert-Bu | 1.0 | 70 °C, 16 h | 67 | |
21d | Cl | 1-Methylbenzylg | 0.05 | 100 °C, 24 h | 91 | |
22 | 4-Py | Cl | Octyl | 0.01 | 90 °C, 24 h | 83 |
23 | Br | Octyl | 0.005 | 100 °C, 3 6h | 93 | |
24 | I | Octyl | 0.05 | 100 °C, 48 h | 80 | |
25 | Cl | Phenylcarbonyl | 1.0 | 70 °C, 10 h | 75 | |
26 | 2-Pyrazinyl | Cl | Octyl | 0.005 | 100 °C, 16 h | 82 |
27 | I | Octyl | 0.05 | 100 °C, 36 h | 83 | |
28e | 1,3-Pyrimidyl-5- | Br | Cyclohexyl | 1.0 | 100 °C, 48 h | 80 |
29 | 3-Quinolinyl | Cl | Cyclohexyl | 0.01 | 100 °C, 48 h | 60 |
30 | 1-isoQuinolinyl | Cl | Octyl | 0.005 | 90 °C, 15 h | 91 |
31 | 4-isoQuinolinyl | Br | Octyl | 0.005 | 100 °C, 36 h | 93 |
Reactions conducted with a 1:1 ratio of metal to ligand, 1 mmol aryl halide, 1.2 equiv amine, and 1.4 equiv NaOtBu in 1 mL DME.
Isolated yield;
Reaction performed without using a drybox.
from phenethylamine that is stated to be 99% ee.
Using K3PO4 as the base.
96% ee.
95% ee.