AbstractThe rhodium(I)‐catalyzed reaction between arylboronic esters and excess 1,2‐dichloroethene selectively afforded (2‐chlorovinyl)arenes. Double arylation yielding 1,2‐diarylethenes was observed when 1,2‐dibromoethene was reacted with 2.5 equivalents of arylboronic acid.magnified image
Coupling of aryl Grignard reagents by electron transfer to 2,3-dichloropropene
作者:Jya-Wei Cheng、Fen-Tair Luo
DOI:10.1016/s0040-4039(00)80280-4
日期:——
A general synthesis of symmetrical biaryls in good to excellent yields via homo-coupling of arylGrignardreagents in the presence of 2,3- dichloropropene is described.