Formation of six- vs. five-membered cyclic sulfones by C-H insertion

Tetrahedron Lett. 2009 Apr 29;50(17):1954-1957. doi: 10.1016/j.tetlet.2009.02.044.

Abstract

Selectivity of six- vs. five- membered ring formation in C-H insertion on alkylsulfonyl diazoacetates is sensitive to the substrate structure and catalyst used.