Copper-catalyzed redox-neutral C–H amination with amidoximes
作者:Hui Chen、Shunsuke Chiba
DOI:10.1039/c3ob41871e
日期:——
CuI-catalyzed reactions of N-alkylamidoximes afforded dihydroimidazoles via sp3 CâH amination. On the other hand, the reactions of N-benzoylamidoximes resulted in sp2 CâH amination to form quinazolinones. The reaction mechanisms could be characterized as a redox-neutral radical pathway including a Cu(I)âCu(II) redox catalytic cycle.