Rh(iii)-Catalyzed tandem C(sp2)–H allylation/N-alkylation annulation of arene amides with 2-alkylidenetrimethylene carbonates

A Rh( iii )-catalyzed tandem C(sp 2 )–H allylation/ N -alkylation annulation reaction of arene amides employing 5-methylene-1,3-dioxan-2-one as an efficient allyl source has been disclosed for the first time.