REAGENT

作品数：370被引量：405H指数：8
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相关机构：北京大学武汉大学中南大学华东师范大学更多>>
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Iron/B_(2)pin_(2)catalytic system enables the generation of alkyl radicals from inert alkyl C-O bonds for amine synthesis
《Chinese Chemical Letters》2024年第1期227-232,共6页Yanqing Zhu Shuai Chen Zhen Zhou Yun He Zhengli Liu Yang Liu Zhang Feng 
the financial support from National Natural Science Foundation of China(Nos.22271031,22201026),Natural Science Foundation of Chongqing(No.CSTB2022NSCQ-MSX1065);Chongqing Postdoctoral Science Foundation(No.cstc2020jcyj-bshX0052);Medical Imaging Key Laboratory of Sichuan Province(Nos.MIKL202201 and MIKL202202);Affiliated Hospital of North Sichuan Medical College(No.2022JB001);Youth Project of Science and Technology Research Program of Chongqing Education Commission of China(No.KJQN201900112).
A method for the generation of alkyl radicals from inert alkyl C-o bonds has been developed via an iron/borane reagent/alkoxide catalytic system,which can be employed for the synthesis of amines from nitroarenes with ...
关键词：C-N bond formation Reductive amination Borane reagent Iron catalysis Green chemistry 
Discovering ester and ether derivatives of luminol as advanced chemiluminescence probes
《Chinese Chemical Letters》2023年第3期264-268,共5页Fuqian Chen Ying Zhang Ting Li Danfeng Peng Zhiwen Qi Jianping Song Tao Deng Fang Liu 
projects of the Department of Education of Guangdong Province(Nos.2021ZDZX2030 and 2020ZDZX2017);Guangdong Basic and Applied Basic Research Foundation(No.2021A1515110115);Guangzhou Basic and Applied Basic Research Foundation(No.202102020548)for funding support。
A variety of luminol derivatives with N-and O-substitution have been synthesized with broad functional group tolerance. O-esterification has been demonstrated for the first time as a promising way to prepare enhanced ...
关键词：Luminol derivatives Chemiluminescence(CL) Luminol O-modification Bloodstain imaging WB imaging reagent 
A bench-stable reagent for C-4 selective deuteriodifluoromethylation of azines
《Chinese Chemical Letters》2022年第11期4817-4821,共5页Junqing Liang Lefeng Dong Feng Qian Yijin Kong Mingxia Wang Xiaoyong Xu Xusheng Shao Zhong Li 
financial supported by Innovation Program of Shanghai Municipal Education Commission(No.201701070002E00037);supported by National Key Research Program of China(No.2017YFD0200505);the Fundamental Research Funds for the Central Universities。
Deuteriodifluoromethyl(CF_(2)D)is a challenging and important functional group due to difficult deuterium incorporation and lack of effective precursor reagents.Herein,we report a bench-stable reagent,deuteriodifluoro...
关键词：REAGENT DEUTERIUM DIFLUOROMETHYLATION C-4 selective AZINES 
Deuterated N-difluoromethylthiophthalimide:A stable,scalable reagent for radical and electrophilic deuteriodifluoromethylthiolations
《Chinese Chemical Letters》2022年第9期4293-4297,共5页Chunyang Hu Fangming Chen Guo-Ping Lu Wen-Bin Yi 
the National Natural Science Foundation of China (Nos. 21776138, 22078161);the Fundamental Research Funds for the Central Universities (Nos. 30920021124, 30918011314);the Natural Science Foundation of Jiangsu Province (No. BK20180476);the Postdoctoral Science Foundation Funded Project (No. 2019M661848);the Priority Academic Program Development of Jiangsu Higher Education Institutions;the Center for Advanced Materials and Technology in Nanjing University of Science and Technology for their financial support
A new,stable and scalable reagent for deuteriodifluoromethylthiolation(deuterated N-difluoromethylthiophthalimide,PhthSCF_(2)D)has been developed.This reagent can be applied for the photocatalytic radical deuteriodifl...
关键词：DEUTERATION Deuteriodifluoromethylthiolation PHOTOCATALYTIC ELECTROPHILIC RADICAL 
Ru(Ⅲ)-catalyzed construction of variously substituted quinolines from 2-aminoaromatic aldehydes(ketones)and isoxazoles:Isoxazoles as cyclization reagent and cyano sources
《Chinese Chemical Letters》2022年第8期4064-4068,共5页Di Hu Chao Pi Wei Hu Xiliang Han Yangjie Wu Xiuling Cui 
partial financial support from the National Key R&D Program of China(No.2016YFE0132600);Henan Center for Outstanding Overseas Scientists(No.GZS2020001);Key Scientific and Technological Project of Henan Province(No.212102311068)。
A Ru(Ⅲ)-catalyzed annulation reaction of 2-aminoaromatic aldehydes(ketones)and isoxazoles to afford diverse 3-cyanoquinolines has been developed.Notably,isoxazole acted as a cyclization reagent and nontoxic cyano sou...
关键词：ISOXAZOLES Cyclization reagent Cyano sources Variously substituted 3-cyanoquinolines 
Computational insights into the effects of reagent structure and bases on nucleophilic monofluoromethylation of aldehydes被引量：1
《Chinese Chemical Letters》2022年第5期2387-2390,共4页Meng-Meng Zheng Hao-Dong Tan Yueqian Sang Xiao-Song Xue Jin-Pei Cheng 
supported by the Natural Science Foundation of China(Nos.22122104,21933004 and 21702098).
Although fluorobis(phenylsulfonyl)methane(FBSM)and its cyclic analog 2-fluoro-1,3-benzodithiole-1,1,3,3-tetraoxide(FBDT)possess similar physicochemical properties,Shibata et al.found that FBSM failed to undergo nucleo...
关键词：Nucleophilic monofluoromethylation Fluoroalkylation reagent DFT calculations Thermodynamic effect Lone pair repulsion 
Application of Langlois' reagent(NaSO_(2)CF_(3)) in C–H functionalisation被引量：3
《Chinese Chemical Letters》2022年第3期1227-1235,共9页Jiabin Shen Jun Xu Lei He Chenfeng Liang Wanmei Li 
Natural Science Foundation of Zhejiang Province(No. LY21B060009) for financial support。
The process of selectively introducing a CF_(3) group into an organic molecule using inexpensive, stable, and solid sodium trifluoromethanesulfinate has rapidly advanced in recent years to become an eco-friendly metho...
关键词：TRIFLUOROMETHYLATION Langlois’reagent Reaction mechanism Synthetic method C–H activation 
Aryl groups,supplement of amino protecting group chemistry!
《Chinese Chemical Letters》2021年第6期1831-1833,共3页Jinhuan Dong Mengying Jia Xianxiu Xu 
Amino group protective strategy has consequently emerged in multistep organic synthesis.Easy and selective deprotection procedures are crucial to facilitate the chemical transformation.Recently,Zhang’s group from Hen...
关键词：Organoiodine(Ⅴ)reagent C(aryl)-N bond cleavage Amino protecting group Dearylation 8-AMINOQUINOLINE Primary amide 
Expeditious and scalable preparation of a Li-Thiele reagent for amine-based bioconjugation
《Chinese Chemical Letters》2021年第2期700-702,共3页Jiacheng Li Yuyong Ma Xiang Zhang Xin Cao Hegui Gong Ang Li 
supported by Ministry of Science and Technology (National Key Research and Development Program of China,No.2018YFA0901900);the National Natural Science Foundation of China (Nos.21931014,21525209, 21621002,21772225,and 21761142003);Chinese Academy of Sciences (Strategic Priority Research Program,No.XDB20000000;International Partner Program,No.121731KYSB20190039;Key Research Program of Frontier Sciences,No.QYZDB-SSW-SLH040);Science and Technology Commission of Shanghai Municipality (No.17XD1404600);K.C.Wong Education Foundation。
Chemoselective amine bioco njugation has long been a challenge for native protein modification.Inspired by Thiele’s seminal discovery,Li and co-workers recently developed an orto-phthalaldehyde(OPA)based reagent for ...
关键词：Amine-based bioconjugation Li-Thiele reagent Arene synthesis ORTHO-PHTHALALDEHYDE 
Organophosphine bearing multiple hydrogen-bond donors for asymmetric Michael addition reaction of 1-oxoindane-2-carboxylic acid ester via dual-reagent catalysis被引量：1
《Chinese Chemical Letters》2021年第2期708-712,共5页Haoran Hong Hongyu Wang Changwu Zheng Gang Zhao Yongjia Shang 
Financial support from Chinese Academy of Sciences (No.XDB 20020100);the National Natural Science Foundation of China (Nos.21572247,21871282) is gratefully acknowledged。
Multiple hydrogen bonds containing nucleophilic phosphines derived from dipeptide dual-reagents catalyzed asymmetric Michael addition reactions between indene esters and activated olefins in high yields and good to ex...
关键词：Dual-reagent catalysis Michael addition reaction Multiple hydrogen bonds Chiral quaternary carbon centers 
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