Formic Acid Dehydrogenation for Hydrogen Production Promoted by Grubbs and Hoveyda-Grubbs Catalysts

查看全文 作　　者：Qian [1,2]Wang;Yihao [2]Xia;Fanrui [2]Cheng;Zhijian [2,3]Chen;Yifan [2]Wang;Xiaofei [3]Zhu;Lei [2]Qin;Zhiping [2,4]Zheng 机构地区：[1]School of Chemistry and Chemical Engineering,Harbin Institute of Technology,Harbin,Heilongjiang 150001,China;[2]Department of Chemistry,Southern University of Science and Technology,Shenzhen,Guangdong 518055,China;[3]School of Chemistry and Life Science,Changchun University of Technology,Changchun,Jilin 130012,China;[4]Shenzhen Grubbs Institute and Guangdong Provincial Key Laboratory of Catalysis,Southern University of Science and Technology,Shenzhen,Guangdong 518055,China 出　　处：《Chinese Journal of Chemistry》索引2021年第39卷第8期,共6页 基　　金：Financial support by start-up fund from SUSTech(Nos.Y01216127 and Y01216227,ZZ);the Distinguished Expert Fund from Nanshan District of Shenzhen(No.K19219502,ZZ);the China Postdoctoral Science Foundation(No.2018M640226,LQ);the SUSTech Presidential Postdoctoral Fellowship(LQ);the Basic and Applied Basic Research Programs of Guangdong Provinee(No.2020A1515110990,LQ);the Post-doctorate Scientific Research Fund for staying(coming to)Shenzhen(K21217515,LQ);the Jilin Provi ncial Science Research Foun dati on of China(No.20200403154SF);Special Funds for the Cultivation of Guang-dong College Stude nts'Scie ntific and Tech no logical Inno vatio n('Climbing Program'Special Funds,pdjh2020c0034)is acknowledged;This work was also partly sponsored by Guangdong Provincial Key Laboratory of Catalysis(No.2020B121201002);the She nzhe n Nobel Prize Scie ntists Laboratory Project(No.C17783101). 摘　　要：In this work,we screened three Grubbs catalysts and two Hoveyda-Grubbs catalysts for the production of H_(2) by dehydrogenation of formic acid(FA).The best results were achieved with the use of a first-generation Hoveyda-Grubbs catalyst.With a catalyst loading of mere 0.5μmol, a maximum TON of 36356 was obtained within 3 h.Two key intermediates were identified by using 1H NMR and high-resolution electrospray ionization mass spectroscopy(HRESI-MS),based on which a mechanism possibly responsible for the observed catalysis was proposed. 关 键 词：HYDROGEN Formic acid Grubbs and Hoveyda-Grubbs catalysts RUTHENIUM DEHYDROGENATION