羧化
化学
芳基
催化作用
邻苯二甲酰亚胺
惰性
催化循环
功能群
药物化学
组合化学
有机化学
光化学
烷基
聚合物
邻苯二甲酰亚胺
作者
Chunzhe Pei,Jiarui Zong,Bin Li,Baiquan Wang
标识
DOI:10.1002/adsc.202101285
摘要
Abstract The direct carboxylation of inert aryl C−H bond catalyzed by abundant and cheap nickel is still facing challenge. Herein, we report the Ni‐catalyzed direct carboxylation of aryl C−H bonds in benzamides under 1 atm of CO 2 to afford various methyl carboxylates or phthalimides, dealing with different post‐processing. The reaction displays excellent functional group tolerance and affords moderate to high carboxylation yields under mild conditions. Detail mechanistic studies suggest that a Ni(0)−Ni(II)−Ni(I) catalytic cycle may be involved in this reaction. magnified image
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