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