Organoboranes. 42. One-carbon homologation of organoboranes. Synthesis of homologated boronic acids and esters from boronic esters

Article abstract of DOI:10.1021/om00130a002

One-carbon-homologated boronic acid and esters were prepared from alkylboronic esters by the reaction with (dichloromethyl)lithium, LiCHCl₂, followed by reduction with KIPBH. One-carbon homologation of representative dialkylborinic esters and t