Table 4. Substrate Scope of the Arylation Reaction of Difluoro Enol Silyl Ethers^a.

^aGeneral procedure: 8 (0.1 mmol), 2 (0.1 mmol), and KF (0.1 mmol) were stirred in MeCN (0.5 mL) at room temperature for 18 h.

^bWhen FeCl₂ (10 mol %) or DABCO (10 mol %) was used instead, no 9a was detected.