Copper-Catalyzed Synthesis of N-Aryl and N-Sulfonyl Indoles from 2-Vinylanilines with O2 as Terminal Oxidant and TEMPO as Cocatalyst

被引:25
|
作者
Liwosz, Timothy W. [1 ]
Chemler, Sherry R. [1 ]
机构
[1] SUNY Buffalo, Dept Chem, Buffalo, NY 14620 USA
基金
美国国家卫生研究院;
关键词
copper; oxidation; indoles; oxygen; TEMPO; C-H ACTIVATION; ONE-POT SYNTHESIS; 4-SUBSTITUTED INDOLES; AEROBIC OXIDATION; PALLADIUM; CYCLIZATION; BOND; ALCOHOLS; ANILINES; HETEROCYCLES;
D O I
10.1055/s-0034-1379015
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A copper-catalyzed intramolecular alkene oxidative amination that utilizes TEMPO as cocatalyst and O-2 as the terminal oxidant has been developed. The method furnishes N-aryl and N-sulfonyl indoles from N-aryl and N-sulfonyl 2-vinylanilines, respectively. Additionally, sequential copper-catalyzed reactions where initial Chan-Lam coupling of 2-vinylanilines with arylboronic acids is followed by oxidative amination of the alkene can generate N-aryl indoles in one pot.
引用
收藏
页码:335 / 339
页数:5
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