[4 + 1] cycloaddition of N-heterocyclic carbenes with vinyl isocyanates.
[reaction: see text] N-Heterocyclic carbenes have been found to undergo [4 + 1] cycloaddition with various vinyl isocyanates to afford functionalized hydroindolone products.
Rigby
James H
JH
Department of Chemistry, Wayne State University, Detroit, Michigan 48202-3489, USA. jhr@chem.wayne.edu
Wang
Zhengqiang
Z