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.
CuI催化的N-烷基氨基肟反应通过sp³ C–H氨化生成了二氢咪唑。另一方面,N-苯甲酰氨基肟的反应产生了sp² C–H氨化,形成奎嗪酮。反应机制可以被描述为一种红氧中性自由基途径,包括Cu(I)–Cu(II)的红氧催化循环。