作者:John B. Feltenberger、Ryuji Hayashi、Yu Tang、Eric S. C. Babiash、Richard P. Hsung
DOI:10.1021/ol901434g
日期:2009.8.20
Benzyne-[2 + 2] cycloadditions with enamides are described. This effort led to the development of a highly stereoselectivetandem [2 + 2] cycloaddition−pericyclic ring-opening−intramolecular-N-tethered-[4 + 2] cycloaddition for rapid assembly of nitrogen heterocycles.