Copper-catalyzed C-3 benzylation of quinoxalin-2(1<i>H</i>)-ones with benzylsulfonyl hydrazides
作者:Dong Xie、Ren-Gui Tian、Xue-Ting Zhang、Shi-Kai Tian
DOI:10.1039/d2ob00744d
日期:——
benzylsulfonyl hydrazides as benzylating agents has been demonstrated in the direct C-3 benzylation of quinoxalin-2(1H)-ones. A range of benzylsulfonyl hydrazides participated in the C-3 benzylation of quinoxalin-2(1H)-ones with CuCN as the catalyst and DTBP as the oxidant, delivering structurally diverse 3-benzylquinoxalin-2(1H)-ones in moderate to good yields.
在喹喔啉-2( 1H )-酮的直接C-3苄基化中已经证明了苄基磺酰肼作为苄化剂的前所未有的使用。一系列苄基磺酰肼参与了 quinoxalin-2( 1H )-ones 的 C-3 苄基化,其中 CuCN 作为催化剂,DTBP 作为氧化剂,提供结构多样的 3-benzylquinoxalin-2( 1H )-ones 中等至良好的产量。