Table 3. Scope of heteroaryl bromides for the palladium-catalyzed synthesis of sulfonyl fluorides a .
aReaction conditions: (i) aryl bromide (0.4 mmol), PdCl2(AmPhos)2 (5 mol%), DABSO (1.0 equiv.), Cy2NMe (3.0 equiv.), i-PrOH [0.2 M], 110 °C, 1 h, μW heating. (ii) NFSI (1.5 equiv.), rt, 3 h. Isolated yields.