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[4 + 1] cycloaddition of N-heterocyclic carbenes with vinyl isocyanates
James H Rigby1, Zhengqiang Wang
1Department of Chemistry, Wayne State University, Detroit, Michigan 48202-3489, USA. jhr@chem.wayne.edu
Organic Letters
|November 22, 2002
Abstract:
[reaction: see text] N-Heterocyclic carbenes have been found to undergo [4 + 1] cycloaddition with various vinyl isocyanates to afford functionalized hydroindolone products.