Fig. 2: Reaction scope.

Reaction on 0.2 mmol of arene. All yields are isolated yields. aThe ratio of regioisomers was determined by NMR analysis of crude reaction mixture. bIsomers were separable by chromatography. rt room temperature. Ac acetyl.

Reaction on 0.2 mmol of arene. All yields are isolated yields. aThe ratio of regioisomers was determined by NMR analysis of crude reaction mixture. bIsomers were separable by chromatography. rt room temperature. Ac acetyl.