Fig. 2: Substrate scope.
From: Organoelectrocatalytic cyclopropanation of alkenyl trifluoroborates with methylene compounds

A Scope of β‑ketonitriles. B Scope of methylene compounds with two EWGs. C Scope of methylene compounds with one EWG. D Scope of cyclic methylene compounds. E Scope of vinyl trifluoroborates. aPhSPh (0.2 mmol 1.0 equiv), 2.5 h, air. bPhSPh (0.2 mmol 1.0 equiv), 4.0 h, under N2. cPhSPh (0.3 mmol 1.5 equiv), 3.0 h, air.