Table 2. Scope of the Bi-Catalyzed Synthesis of (Hetero)Aryl Sulfonyl Fluorides^a.

^aReaction conditions: 1 (0.2 mmol), 3c (5 mol %), Selectfluor (0.3 mmol), K₃PO₄ (0.6 mmol) and 4 Å MS (40 mg) in CHCl₃/CH₃CN (5:1, 2 mL) at 70 °C for 16 h. Yields of isolated pure material after column chromatography.

^bReaction conditions: 1 (0.17 mmol), 4 (10 mol %), NFSI (0.26 mmol), K₂CO₃ (0.51 mmol) in CHCl₃:H₂O (5%, 2 mL) at 60 °C for 16 h. Yields of isolated pure material after column chromatography.