Scheme 6. Dearomatizing Benzofuran Functionalization with Anhydrides.
1j (0.1 mmol), 10 (0.2 mmol), NHC A (20 mol %), Ir–F (2 mol %), K2HPO4 (2.0 equiv), and CH3CN/DMF (1.0 mL/0.1 mL) under irradiation with 2 × 45 W blue LEDs for 24 h.
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