Visible-Light-Promoted Vinylation of Tetrahydrofuran with Alkynes through Direct C–H Bond Functionalization
作者:Jing Li、Jing Zhang、Haibo Tan、David Zhigang Wang
DOI:10.1021/acs.orglett.5b01053
日期:2015.5.15
Mild and direct C-H bond functionalizations and vinylations of tetrahydrofuran with alkynes have been accomplished through visible light photocatalysis, yielding a range of vinyl tetrahydrofurans under the synergistic actions of organic dye-type photocatalyst eosin Y, tert-butyl hydroperoxide (t-BuOOH), and a 45 W household lightbulb. A significant kinetic isotope effect (KIE) was recorded, which helps shed light on the mechanistic course.