Insertion of Arynes into Thioureas: A New Amidine Synthesis
作者:Kallolmay Biswas、Michael F. Greaney
DOI:10.1021/ol202049v
日期:2011.9.16
thioureas via a formal π-insertion into the C═S bond. The reaction contrasts with that of ureas, which proceeds via benzyne σ-insertion into the C–N bond, and represents a new, operationally simple route to functionalized amidines.