Synthesis of substituted benzylboronates by light promoted homologation of boronic acids with <i>N</i> -sulfonylhydrazones
Álvaro Valdés‐Maqueda, Lucía López, Manuel Plaza, Carlos Valdés
Abstract
The homologation of boronic acids with diazoalkanes obtained by photochemical decomposition of N -tosylhydrazones leads to substituted benzylboronates, previously unavailable under thermal conditions. Batch and continuous flow reactions are described.
Topics & Concepts
ChemistryBoronic acidCombinatorial chemistrySulfur-Based Synthesis TechniquesRadical Photochemical ReactionsCatalytic C–H Functionalization Methods