化学
亲核细胞
电泳剂
邻接
键裂
劈理(地质)
自由基离子
光催化
吲哚
光化学
药物化学
自由基环化
戒指(化学)
串联
级联反应
立体化学
催化作用
有机化学
离子
材料科学
岩土工程
断裂(地质)
工程类
复合材料
作者
Mengmeng Xu,Wenbin Cao,Xiaoping Xu,Shun-Jun Ji
标识
DOI:10.1002/adsc.202200248
摘要
Reported herein is a photocatalytic platform for the vicinal aminopyridylation of indoles. The accurate difunctionalization reaction undergoes a tandem process involving a radical-mediated 1,3-dipolar cycloaddtion which generated from the single-electron oxidation of N-aminopyridinium ylides, a cleavage of the N−N bond as well as an oxidation of indoline ring. The electrophilic pyridyl and nucleophilic amino groups can be installed simultaneously into a wide range of indoles under mild and metal-free conditions. Moreover, the protocol shows high levels of step and atom economy.
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