Chinese Journal of Organic Chemistry >
Copper-Catalyzed Aerobic Oxidation Strategy: A Concise Route to Isatin
Received date: 2019-03-14
Online published: 2019-06-12
Supported by
the National Natural Sciences Foundation of China(21672144)
A copper-catalyzed decarbonylation cyclization to form isatins using oxygen as terminal oxidant is developed. This complementary way offers a new protocol for the synthesis of isatins through C(sp3)—H bond functionalization in Cu/O2/Co system. This system shows good reactivity and compatibility. Both electron-rich and electron-deficient functional groups can be tolerated. A postulated mechanism is proposed based on mechanistic studies and previous reports.
Key words: Cu catalyst; C—H bond activation; isatin; decarbonylation; oxygen
Muhammad Siddique Ahmad , Yamin Zhu , Yunlong Guo , Saisai Zhang , Zengming Shen . Copper-Catalyzed Aerobic Oxidation Strategy: A Concise Route to Isatin[J]. Chinese Journal of Organic Chemistry, 2019 , 39(11) : 3244 -3249 . DOI: 10.6023/cjoc201903024
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