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Straightforward Sulfonamidation via Metabisulfite-Mediated CrossCoupling of Nitroarenes and Boronic Acids under Transition-Metal-Free Conditionst

查看全文 作　　者：Yaping [1]Li;Ming [1]Wang;Xuefeng [1,2]Jiang 高影响力作者 机构地区：[1]Shanghai Key Laboratory of Green Chemistry and Chemical Process,School of Chemistry and Molecular Engineering,East China Norm al University,3663 North Zhongshan Road,Shanghai 200062,China;[2]State Key Laboratory of Organometallic Chemistry,Shanghai Institute of Organic Chemistry,Chinese Academy of Sciences,345 Lingling Road,Shanghai 200032,China高影响力机构 出　　处：《Chinese Journal of Chemistry》索引2020年第38卷第12期,共5页高影响力期刊 基　　金：The authors are grateful for the financial support provided by The National Key Research and Development Program of China(No.2017YFDO200500),NSFC(Nos.21971065,21722202,21672069 and 21871089 for M.W.);S&TCSM of Shanghai(GrantNo.18JC1415600);Professor of Special Appointment(EasternScholar)at Shanghai lnstitutions of Higher Learning,the NationalProgram for Support of Top-notch Young Professionals,andInnovative Research Team of High-Level lLocal Universities inShanghai. 摘　　要：of main observation and conclusion A straightforward multicomponent sufonamidation of nitroarenes,sodium metabisulfite and boronicacids was established under transition-mnetal-free conditions to access diverse sulfonamides from readily avilable and low-cost materials modularv.Inorganic salt sodium metabisulfite not only served as a sulfur dioxide source,but also played a key role for both activator and reductant duringsulfonamidation.Notably,naturlly occuring biomolecules and pharmaceuticals with multiple heteroatorms and sensitive functional groups were intensivly investigated in this transformtion providing versatile sulionamides collectively,further mechanistic studies demonstrated that nitrosoarene is thekey intermediate,and the activation of boronic acid is the rate-determining step in the transformation. 关 键 词：BORON TRANSITION STRAIGHT
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