Figure 2.

Ligand Screening and Condition Optimization. Reaction conditions: 1a (0.05 mmol, 1.0 equiv), AgOTs (2.0 equiv), Pd(PhCN)2Cl2 (10 mol%), ligand (20 mol%) and Selectfluor (1.2 equiv) in HFIP (0.5 mL), 45 °C, under air, 12 h. Yield determined by 1H NMR; CH2Br2 as internal standard. Enantiomeric excess (ee) determined by SFC. a40 °C, under air, 36 h.