Figure 2
Reaction optimization.
Reaction conditions: 1a (0.4 mmol), [Pd] (5 mol %), ligand (10 mol %), base (2.4 equiv), Solvent (2 mL), 130 °C, 36 h, in air. *1H NMR yield using CH2Br2 as internal standard. †Isolated yield. ‡In duck.
Figure 2 | Scientific Reports
