N-Heterocyclic Carbene-Catalyzed Reaction of Alkynyl Aldehydes with 1,3-Keto Esters or 1,3-Diketones
作者:Zhi-Qiang Zhu、Ji-Chang Xiao
DOI:10.1002/adsc.201000240
日期:2010.10.4
The N-heterocyclic carbene-catalyzed reaction of alkynyl aldehydes with 1,3-keto esters or 1,3-diketones has been studied. This protocol offers an entirely new, mild and atom-economical access to highly functionalized 3,4-dihydropyranones.