Copper-catalyzed synthesis of indolyl diketones via C-H oxidation/diacylation of indoles with arylglyoxal hydrates

被引:16
|
作者
Wang, Cuiping [1 ,2 ]
Zhang, Zhiqiang [1 ]
Liu, Kui [1 ]
Yan, Jingbo [3 ]
Zhang, Tiexin [2 ]
Lu, Gonghao [1 ]
Meng, Qingtao [1 ]
Chi, Haijun [1 ]
Duan, Chunying [2 ]
机构
[1] Univ Sci & Technol Liaoning, Educ Dept Liaoning Prov, Key Lab Funct Mat, Anshan 114051, Peoples R China
[2] Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116024, Peoples R China
[3] AmberMolTech LLC, Beijing 100081, Peoples R China
基金
中国国家自然科学基金;
关键词
AEROBIC OXIDATIVE DICARBONYLATION; AMINO CARBONYL-COMPOUNDS; METHYL KETONES; BASIC-MEDIA; FUNCTIONALIZATION; QUINOXALINES; HETEROCYCLES; ACTIVATION; ALKALOIDS; BENZOINS;
D O I
10.1039/c7ob01255a
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
An expedient protocol for Cu-catalyzed C-H oxidation/diacylation of indoles with arylglyoxal hydrates to construct indolyl diketones is developed. This methodology exhibits the synthetic utility of the synthesis of an indole-alkaloid 1,2-di(1H-indol-3-yl) ethane-1,2-dione and offers a straightforward means to produce different indolyl nitrogen-containing heterocycles such as indolyl quinoxaline, indolyl hydantoin and indolyl imidazole in high yields. Preliminary mechanistic studies indicate that two proposed pathways are involved in this process.
引用
收藏
页码:6185 / 6193
页数:9
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