Single-atom cobalt catalysts for chemoselective hydrogenation of nitroarenes to anilines

作     者：Xiaochun Liu Chaoyue Wang Jiaolong Meng Xiaodong Yue Qingyun Wang Jiatian Lu Junke Wang Xicun Wang Yingxiao Zong Xuefeng Jjiang Xiaochun Liu;Chaoyue Wang;Jiaolong Meng;Xiaodong Yue;Qingyun Wang;Jiatian Lu;Junke Wang;Xicun Wang;Yingxiao Zong;Xuefeng Jiang

作者机构：Gansu Key Laboratory of Polymer MaterialsCollege of Chemistry and Chemical EngineeringNorthwest Normal UniversityLanzhou 730070China Key Laboratory of Hexi Corridor Resources Utilization of GansuCollege of Chemistry and Chemical EngineeringHexi UniversityZhangye 734000China Shanghai Key Laboratory of Green Chemistry and Chemical ProcessDepartment of ChemistryEast China Normal UniversityShanghai 200062China School of Materials Design&EngineeringBeijing Institute of Fashion TechnologyBeijing 100000China 

出 版 物：《Chinese Chemical Letters》 (中国化学快报（英文版）)

年 卷 期：2023年第34卷第12期

页      面：183-188页

核心收录：

学科分类：081704[工学-应用化学] 07[理学] 08[工学] 0817[工学-化学工程与技术] 070303[理学-有机化学] 0703[理学-化学] 

基　　金：supported by the National Natural Science Foundation of China(Nos.22061017 and 21862006) Science and technology program of Gansu Province(Nos.22YF7GG127 and 23JRRG0002) Hexi University Research Start-up Fund Project(Nos.KYQD2020013) 

主　　题：Cobalt catalyst Heterogeneous catalysis Nitro reduction Single-atom catalysts Chemoselective hydrogenation 

摘      要：Single-atomic catalysts(SACs)caught considerable attention due to their unique structural properties,complete exposed active site,and 100%atom utilization efficiency with remarkable catalytic *** single-atomic cobalt catalyst with Co-N_(4) active sites was synthesized by using nitrogen-doped graphene derived from ***-atomic cobalt was observed by aberration-corrected high-angle annular dark-field scanning transmission electron microscopy(HAADF-STEM)in Co@***,the density functional theory(DFT)calculation and the extended X-ray absorption fine structures(EXAFS)fitting results indicate that the coordination structure of Co-N is *** this work,the practical hydrogenation of nitroarenes to anilines enabled by Co@Nx-C-800 was established with excellent yields and selectivity,which proved its advantages and potential applications.