51
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Yang WC, Dai P, Luo K, Ji YG, Wu L. Aldehydes as Carbon Radical Acceptors: Silver Nitrate Catalyzed Cascade Decarboxylation and Oxidative Cyclization toward Dihydroflavonoid Derivatives. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201601407] [Citation(s) in RCA: 54] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Wen-Chao Yang
- Jiangsu Key Laboratory of Pesticide Science and Department of Chemistry; College of Sciences; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
- College of Plant Protection; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
| | - Peng Dai
- Jiangsu Key Laboratory of Pesticide Science and Department of Chemistry; College of Sciences; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
| | - Kai Luo
- Jiangsu Key Laboratory of Pesticide Science and Department of Chemistry; College of Sciences; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
- College of Plant Protection; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
| | - Yi-Gang Ji
- Jiangsu Key Laboratory of Pesticide Science and Department of Chemistry; College of Sciences; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
- College of Plant Protection; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
| | - Lei Wu
- Jiangsu Key Laboratory of Pesticide Science and Department of Chemistry; College of Sciences; Nanjing Agricultural University; Nanjing 210095 People's Republic of China
- Beijing National Laboratory for Molecular Sciences and Institute of Chemistry; Chinese Academy of Sciences; Beijing 100190 People's Republic of China
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52
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Fang G, Cong X, Zanoni G, Liu Q, Bi X. Silver-Based Radical Reactions: Development and Insights. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201601179] [Citation(s) in RCA: 82] [Impact Index Per Article: 11.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Guichun Fang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry; Northeast Normal University; Changchun 130024 People's Republic of China
| | - Xuefeng Cong
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry; Northeast Normal University; Changchun 130024 People's Republic of China
| | - Giuseppe Zanoni
- Department of Chemistry; University of Pavia; Viale Taramelli 10 27100 Pavia Italy
| | - Qun Liu
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry; Northeast Normal University; Changchun 130024 People's Republic of China
| | - Xihe Bi
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry; Northeast Normal University; Changchun 130024 People's Republic of China
- State Key Laboratory of Elemento-Organic Chemistry; Nankai University, Tianjin; 300071 People's Republic of China
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53
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Xu J, Yu X, Song Q. Silver-Catalyzed Radical-Involved Cascade Cyclization of Diphenylphosphine with Cinnamamides: Access to 2-Phosphinoyl-3H-pyrrolo[1,2-a]indoles. Org Lett 2017; 19:980-983. [PMID: 28207273 DOI: 10.1021/acs.orglett.6b03713] [Citation(s) in RCA: 53] [Impact Index Per Article: 7.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
A Ag-catalyzed phosphorus radical promoted cyclization of cinnamamides to give exclusively 2-phosphinoyl-3H-pyrrolo[1,2-a]indoles derivatives via a 5-endo-trig manner is described. This novel reaction leads to the simultaneous formation of C-C and C-P bonds in one step with excellent chemo- (only 5-endo) and diastereoselectivity (dr >20:1) under mild conditions in moderate to good yields.
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Affiliation(s)
- Jian Xu
- Institute of Next Generation Matter Transformation, College of Chemical Engineering and College of Material Sciences Engineering at Huaqiao University , 668 Jimei Boulevard, Xiamen, Fujian 361021, P. R. China
| | - Xiaoxia Yu
- Institute of Next Generation Matter Transformation, College of Chemical Engineering and College of Material Sciences Engineering at Huaqiao University , 668 Jimei Boulevard, Xiamen, Fujian 361021, P. R. China
| | - Qiuling Song
- Institute of Next Generation Matter Transformation, College of Chemical Engineering and College of Material Sciences Engineering at Huaqiao University , 668 Jimei Boulevard, Xiamen, Fujian 361021, P. R. China
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54
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Zhang C. Recent Developments in Trifluoromethylation or Difluoroalkylation by Use of Difluorinated Phosphonium Salts. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201601011] [Citation(s) in RCA: 66] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Cai Zhang
- Department of Architecture and Environment; Chongqing Vocational Institute of Safety Technology, Wanzhou District; Chongqing People's Republic of China
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55
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Yuan YQ, Kumar PS, Zhang CN, Yang MH, Guo SR. Aerobic thiyl radical addition/cyclization of N-methacryloyl benzamides for the synthesis of isoquinoline-1,3(2H,4H)-dione derivatives. Org Biomol Chem 2017; 15:7330-7338. [DOI: 10.1039/c7ob01552f] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A highly effective dioxygen-triggered oxidative thiyl radical addition/cyclization of N-methacryloylbenzamides was explored. This method provides convenient access to a variety of useful sulfide-containing 4,4-disubstituted isoquinoline-1,3-diones.
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Affiliation(s)
- Yan-qin Yuan
- Department of Chemistry
- Lishui University
- Lishui
- China
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56
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Li J, Hao WJ, Zhou P, Zhu YL, Wang SL, Tu SJ, Jiang B. Oxidative bicyclization of N-tethered 1,7-enynes toward polycyclic 3,4-dihydroquinolin-2(1H)-ones via site-selective decarboxylative C(sp3)–H functionalization. RSC Adv 2017. [DOI: 10.1039/c6ra28589a] [Citation(s) in RCA: 35] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
A new Ag-catalyzed oxidative bicyclization of N-tethered 1,7-enynes with alkylcarboxylic acids for forming 41 examples of polycyclic 3,4-dihydroquinolin-2(1H)-ones has been established using readily accessible K2S2O8 as an oxidant.
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Affiliation(s)
- Jie Li
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
| | - Wen-Juan Hao
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
| | - Peng Zhou
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
| | - Yi-Long Zhu
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
| | - Shu-Liang Wang
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
| | - Shu-Jiang Tu
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
| | - Bo Jiang
- School of Chemistry and Chemical Engineering
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou 221116
- P. R. China
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57
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Yuan JW, Yang LR, Mao P, Qu LB. AgNO3-catalyzed direct C–H arylation of quinolines by oxidative decarboxylation of aromatic carboxylic acids. Org Chem Front 2017. [DOI: 10.1039/c6qo00533k] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
AgNO3-catalyzed direct C–H arylation of quinolines by oxidative decarboxylation of aromatic carboxylic acids to afford aryl quinoline derivatives in moderate yields was described.
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Affiliation(s)
- Jin-Wei Yuan
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P.R. China
| | - Liang-Ru Yang
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P.R. China
| | - Pu Mao
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P.R. China
| | - Ling-Bo Qu
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P.R. China
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58
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Ma JJ, Liu QR, Lu GP, Yi WB. Silver-catalyzed fluoroalkylation of thiols using fluoroalkanesulfinates. J Fluor Chem 2017. [DOI: 10.1016/j.jfluchem.2016.11.010] [Citation(s) in RCA: 44] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
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59
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Yuan JW, Liu SN, Mai WP. Copper-catalysed difluoroalkylation of aromatic aldehydes via a decarboxylation/aldol reaction. Org Biomol Chem 2017; 15:7654-7659. [DOI: 10.1039/c7ob01739a] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A copper-catalysed tandem decarboxylation/aldol reaction of simple aromatic aldehydes with 2,2-difluoro-3-oxo-3-arylpropanoic acid under mild conditions.
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Affiliation(s)
- Jin-Wei Yuan
- School of Chemical Engineering And Environment
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Shuai-Nan Liu
- School of Chemical Engineering And Environment
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Wen-Peng Mai
- School of Chemical Engineering And Environment
- Henan University of Technology
- Zhengzhou 450001
- China
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60
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Cao Y, Zhao H, Zhang-Negrerie D, Du Y, Zhao K. Metal-Free Synthesis of 3-Arylquinolin-2-ones fromN,2-Diaryl- acrylamidesviaPhenyliodine(III) Bis(2,2-dimethylpropanoate)- Mediated Direct Oxidative C−C Bond Formation. Adv Synth Catal 2016. [DOI: 10.1002/adsc.201600512] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Affiliation(s)
- Yang Cao
- Tianjin Key Laboratory for Modern Drug Delivery &; High-Efficiency, School of Pharmaceutical Science and Technology; Tianjin University; Tianjin 300072 People's Republic of China
| | - Hui Zhao
- College of Chemistry and Material Science; Shandong Agricultural University; Taian City, Shandong Province 271018 People's Republic of China
| | - Daisy Zhang-Negrerie
- Tianjin Key Laboratory for Modern Drug Delivery &; High-Efficiency, School of Pharmaceutical Science and Technology; Tianjin University; Tianjin 300072 People's Republic of China
| | - Yunfei Du
- Tianjin Key Laboratory for Modern Drug Delivery &; High-Efficiency, School of Pharmaceutical Science and Technology; Tianjin University; Tianjin 300072 People's Republic of China
| | - Kang Zhao
- Tianjin Key Laboratory for Modern Drug Delivery &; High-Efficiency, School of Pharmaceutical Science and Technology; Tianjin University; Tianjin 300072 People's Republic of China
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61
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Mieriņa I, Jure M, Stikute A. Synthetic approaches to 4-(het)aryl-3,4-dihydroquinolin-2(1H)-ones. Chem Heterocycl Compd (N Y) 2016. [DOI: 10.1007/s10593-016-1920-9] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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62
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Abstract
Silver, known and utilized since ancient times, is a coinage metal, which has been widely used for various organic transformations in the past few decades. Currently, the silver-catalyzed reaction is one of the frontier areas in organic chemistry, and the progress of research in this field is very rapid. Compared with other transition metals, silver has long been believed to have low catalytic efficiency, and most commonly, it is used as either a cocatalyst or a Lewis acid. Interestingly, the discovery of Ag-catalysis has been significantly improved in recent years. Especially, Ag(i) has been demonstrated as an important and versatile catalyst for a variety of organic transformations. However, so far, there has been no systematic review on Ag-catalyzed C-H/C-C bond functionalization. In this review, we will focus on the development of Ag-catalyzed C-H/C-C bond functionalization and the corresponding mechanism.
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Affiliation(s)
- Qing-Zhong Zheng
- Department of Chemistry and State Key Laboratory Cultivation Base of Natural Gas Conversion, School of Chemistry and Chemical Engineering, Ningxia University, Yinchuan 750021, China
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63
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Chuang CP, Chen YJ. Manganese(III) acetate mediated oxidative radical cyclizations of α-substituted N-[2-(phenylethynyl)phenyl]acetamides. Tetrahedron 2016. [DOI: 10.1016/j.tet.2016.02.041] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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64
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Zhang H, Gu Z, Li Z, Pan C, Li W, Hu H, Zhu C. Silver-Catalyzed Cascade Radical Cyclization: A Direct Approach to 3,4-Disubstituted Dihydroquinolin-2(1H)-ones through Activation of the P–H Bond and Functionalization of the C(sp2)–H Bond. J Org Chem 2016; 81:2122-7. [DOI: 10.1021/acs.joc.5b01879] [Citation(s) in RCA: 45] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Honglin Zhang
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Zhangxi Gu
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Zhenyi Li
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Changduo Pan
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Weipeng Li
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Hongwen Hu
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Chengjian Zhu
- State
Key Laboratory of Coordination Chemistry, School of Chemistry and
Chemical Engineering, Nanjing University, Nanjing 210093, China
- Shanghai
Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, China
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65
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Xia XF, Zhu SL, Chen C, Wang H, Liang YM. Silver-Catalyzed Decarboxylative Addition/Cyclization of Activated Alkenes with Aliphatic Carboxylic Acids. J Org Chem 2016; 81:1277-84. [DOI: 10.1021/acs.joc.5b02594] [Citation(s) in RCA: 53] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Affiliation(s)
- Xiao-Feng Xia
- The
Key Laboratory of Food Colloids and Biotechnology, Ministry of Education,
School of Chemical and Material Engineering, Jiangnan University, Wuxi, Jiangsu, 214122, China
| | - Su-Li Zhu
- The
Key Laboratory of Food Colloids and Biotechnology, Ministry of Education,
School of Chemical and Material Engineering, Jiangnan University, Wuxi, Jiangsu, 214122, China
| | - Chao Chen
- The
Key Laboratory of Food Colloids and Biotechnology, Ministry of Education,
School of Chemical and Material Engineering, Jiangnan University, Wuxi, Jiangsu, 214122, China
| | - Haijun Wang
- The
Key Laboratory of Food Colloids and Biotechnology, Ministry of Education,
School of Chemical and Material Engineering, Jiangnan University, Wuxi, Jiangsu, 214122, China
| | - Yong-Min Liang
- State
Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, China
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66
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Wang AF, Zhu YL, Wang SL, Hao WJ, Li G, Tu SJ, Jiang B. Metal-Free Radical Haloazidation of Benzene-Tethered 1,7-Enynes Leading to Polyfunctionalized 3,4-Dihydroquinolin-2(1H)-ones. J Org Chem 2016; 81:1099-105. [DOI: 10.1021/acs.joc.5b02655] [Citation(s) in RCA: 64] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Ai-Fang Wang
- School
of Chemistry and Chemical Engineering, Jiangsu Key Laboratory of Green
Synthetic Chemistry for Functional Materials, Jiangsu Normal University, Xuzhou 221116, P. R. China
| | - Yi-Long Zhu
- Biotechnology
and Pharmaceutical Engineering, Nanjing Tech University, Nanjing 210009, P. R. China
| | - Shu-Liang Wang
- School
of Chemistry and Chemical Engineering, Jiangsu Key Laboratory of Green
Synthetic Chemistry for Functional Materials, Jiangsu Normal University, Xuzhou 221116, P. R. China
| | - Wen-Juan Hao
- School
of Chemistry and Chemical Engineering, Jiangsu Key Laboratory of Green
Synthetic Chemistry for Functional Materials, Jiangsu Normal University, Xuzhou 221116, P. R. China
| | - Guigen Li
- Department
of Chemistry and Biochemistry, Texas Tech University, Lubbock, Texas 79409-1061, United States,
| | - Shu-Jiang Tu
- School
of Chemistry and Chemical Engineering, Jiangsu Key Laboratory of Green
Synthetic Chemistry for Functional Materials, Jiangsu Normal University, Xuzhou 221116, P. R. China
| | - Bo Jiang
- School
of Chemistry and Chemical Engineering, Jiangsu Key Laboratory of Green
Synthetic Chemistry for Functional Materials, Jiangsu Normal University, Xuzhou 221116, P. R. China
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67
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Yuan JW, Yang LR, Mao P, Qu LB. Silver-catalyzed synthesis of 2-arylvinylphosphonates by cross-coupling of β-nitrostyrenes with H-phosphites. RSC Adv 2016. [DOI: 10.1039/c6ra19002b] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
An efficient protocol for stereoselective synthesis of vinylphosphonates has been developed via AgNO3-catalyzed cross-coupling of β-nitrostyrenes with dialkyl H-phosphites under mild conditions.
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Affiliation(s)
- Jin-Wei Yuan
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P. R. China
| | - Liang-Ru Yang
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P. R. China
| | - Pu Mao
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P. R. China
| | - Ling-Bo Qu
- School of Chemistry & Chemical Engineering
- Henan University of Technology
- Academician Workstation for Natural Medicinal Chemistry of Henan Province
- Zhengzhou 450001
- P. R. China
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68
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Chen JH, Chen ZC, Zhao H, Zou Y, Zhang XJ, Yan M. Intramolecular cyclization of diarylmethanols and α,β-unsaturated amides promoted by KOt-Bu/DMF: a metal-free approach towards 3,4-disubstituted quinolinones. Org Biomol Chem 2016; 14:11148-11153. [DOI: 10.1039/c6ob02119k] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
A facile synthesis of 3,4-disubstituted quinolinones had been developed via KOt-Bu/DMF promoted intramolecular addition of diarylmethanols to α,β-unsaturated amides.
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Affiliation(s)
- Jia-hua Chen
- Institute of Drug Synthesis and Pharmaceutical Process
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- China
| | - Zi-cong Chen
- Institute of Drug Synthesis and Pharmaceutical Process
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- China
| | - Hong Zhao
- Institute of Drug Synthesis and Pharmaceutical Process
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- China
| | - Yong Zou
- Institute of Drug Synthesis and Pharmaceutical Process
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- China
| | - Xue-jing Zhang
- Institute of Drug Synthesis and Pharmaceutical Process
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- China
| | - Ming Yan
- Institute of Drug Synthesis and Pharmaceutical Process
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- China
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69
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Guo LN, Gu YR, Yang H, Hu J. Transition-metal free thiocyanooxygenation of functionalized alkenes: facile routes to SCN-containing dihydrofurans and lactones. Org Biomol Chem 2016; 14:3098-104. [DOI: 10.1039/c6ob00221h] [Citation(s) in RCA: 45] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
An efficient transition-metal free tandem cyclization of functionalized alkenes with thiocyanate salts has been developed under mild conditions. This protocol offers a simple, easy-to-handle, and atom-economical method for the synthesis of SCN-containing dihydrofurans and lactones with good to excellent yields.
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Affiliation(s)
- Li-Na Guo
- Department of Chemistry
- School of Science and MOE Key Laboratory for Nonequilibrium Synthesis and Modulation of Condensed Matter
- Xi'an Jiaotong University
- Xi'an 710049
- China
| | - Yu-Rui Gu
- Department of Chemistry
- School of Science and MOE Key Laboratory for Nonequilibrium Synthesis and Modulation of Condensed Matter
- Xi'an Jiaotong University
- Xi'an 710049
- China
| | - Hua Yang
- Department of Chemistry
- School of Science and MOE Key Laboratory for Nonequilibrium Synthesis and Modulation of Condensed Matter
- Xi'an Jiaotong University
- Xi'an 710049
- China
| | - Jie Hu
- Xi'an Libang Pharmaceutical Co
- Ltd
- China
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70
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Yu JT, Pan C. Radical C–H functionalization to construct heterocyclic compounds. Chem Commun (Camb) 2016; 52:2220-36. [DOI: 10.1039/c5cc08872k] [Citation(s) in RCA: 106] [Impact Index Per Article: 13.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Radical C–H functionalization is a promising and dramatic approach to synthesize heterocyclic compounds with high efficiency and environmental sustainability.
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Affiliation(s)
- Jin-Tao Yu
- School of Petrochemical Engineering
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Changduo Pan
- School of Chemistry & Environmental Engineering
- Jiangsu University of Technology
- Changzhou 213001
- P. R. China
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71
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Lepitre T, Pintiala C, Muru K, Comesse S, Rebbaa A, Lawson AM, Daïch A. Competitive intramolecular C–C vs. C–O bond coupling reactions toward C6 ring-fused 2-pyridone synthesis. Org Biomol Chem 2016; 14:3564-73. [DOI: 10.1039/c6ob00303f] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
This work described a competitive C–C vs. C–O bond forming reaction at the challenging C6-position of 2-pyridones through Pd catalysis and silver radical cyclization.
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Affiliation(s)
- T. Lepitre
- Laboratoire de Chimie
- URCOM
- EA 3221
- INC3M CNRS FR-3038
- Normandie Université (Université du Havre)
| | - C. Pintiala
- Laboratoire de Chimie
- URCOM
- EA 3221
- INC3M CNRS FR-3038
- Normandie Université (Université du Havre)
| | - K. Muru
- Laboratoire de Chimie
- URCOM
- EA 3221
- INC3M CNRS FR-3038
- Normandie Université (Université du Havre)
| | - S. Comesse
- Laboratoire de Chimie
- URCOM
- EA 3221
- INC3M CNRS FR-3038
- Normandie Université (Université du Havre)
| | - A. Rebbaa
- Department of Pathology
- University of Pittsburgh
- Children's Hospital of Pittsburgh of UPMC
- Pittsburgh
- USA
| | - A. M. Lawson
- Laboratoire de Chimie
- URCOM
- EA 3221
- INC3M CNRS FR-3038
- Normandie Université (Université du Havre)
| | - A. Daïch
- Laboratoire de Chimie
- URCOM
- EA 3221
- INC3M CNRS FR-3038
- Normandie Université (Université du Havre)
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72
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Parella R, Babu SA. Pd(OAc)2-Catalyzed, AgOAc-Promoted Z Selective Directed β-Arylation of Acrylamide Systems and Stereoselective Construction of Z-Cinnamamide Scaffolds. J Org Chem 2015; 80:12379-96. [DOI: 10.1021/acs.joc.5b02264] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Ramarao Parella
- Department of Chemical Sciences, Indian Institute of Science Education and Research (IISER) Mohali, Manauli
P.O., Sector 81, SAS Nagar, Mohali,
Knowledge City, Punjab 140306, India
| | - Srinivasarao Arulananda Babu
- Department of Chemical Sciences, Indian Institute of Science Education and Research (IISER) Mohali, Manauli
P.O., Sector 81, SAS Nagar, Mohali,
Knowledge City, Punjab 140306, India
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73
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Wang FX, Tian SK. Cyclization of N-Arylacrylamides via Radical Arylsulfenylation of Carbon–Carbon Double Bonds with Sulfonyl Hydrazides. J Org Chem 2015; 80:12697-703. [DOI: 10.1021/acs.joc.5b02322] [Citation(s) in RCA: 41] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Fu-Xiang Wang
- Department
of Chemistry, University of Science and Technology of China, Hefei, Anhui 230026, China
| | - Shi-Kai Tian
- Department
of Chemistry, University of Science and Technology of China, Hefei, Anhui 230026, China
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74
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Chen ZZ, Liu S, Hao WJ, Xu G, Wu S, Miao JN, Jiang B, Wang SL, Tu SJ, Li G. Catalytic arylsulfonyl radical-triggered 1,5-enyne-bicyclizations and hydrosulfonylation of α,β-conjugates. Chem Sci 2015; 6:6654-6658. [PMID: 26568814 PMCID: PMC4608173 DOI: 10.1039/c5sc02343b] [Citation(s) in RCA: 132] [Impact Index Per Article: 14.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2015] [Accepted: 08/17/2015] [Indexed: 12/23/2022] Open
Abstract
Catalytic bicyclization of 1,5-enynes anchored by α,β-conjugates with arylsulfonyl radicals was established using TBAI and Cu(OAc)2 as co-catalysts.
A catalytic bicyclization reaction of 1,5-enynes anchored by α,β-conjugates with arylsulfonyl radicals generated in situ from sulfonyl hydrazides has been established using TBAI (20 mol%) and Cu(OAc)2 (5 mol%) as co-catalysts under convenient conditions. In addition, the use of benzoyl peroxide (BPO) as the oxidant and pivalic acid (PivOH) as an additive was proven to be necessary for this reaction. The reactions occurred through 5-exo-dig/6-endo-trig bicyclizations and homolytic aromatic substitution (HAS) cascade mechanisms to give benzo[b]fluorens regioselectively. A similar catalytic process was developed for the synthesis of γ-ketosulfones. These reactions feature readily accessible starting materials and simple one-pot operation.
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Affiliation(s)
- Zhen-Zhen Chen
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Shuai Liu
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Wen-Juan Hao
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Ge Xu
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Shuo Wu
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Jiao-Na Miao
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Bo Jiang
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Shu-Liang Wang
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Shu-Jiang Tu
- Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials , Jiangsu Normal University , Xuzhou , 211116 , P. R. China . ; ; ; Tel: +8651683500065
| | - Guigen Li
- Institute of Chemistry & BioMedical Sciences , Collaborative Innovation Center of Chemistry for Life Sciences , School of Chem. and Chem. Eng. , Nanjing University , Nanjing 210093 , P. R. China ; Department of Chemistry and Biochemistry , Texas Tech University , Lubbock , TX 79409-1061 , USA .
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75
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Mai WP, Sun B, Qian GS, Yuan JW, Mao P, Yang LR, Xiao YM. Metal-free trifluoroethylation of activated alkenes: rapid access to construct fluorinated 3,3-disubstituted 2-oxindoles. Tetrahedron 2015. [DOI: 10.1016/j.tet.2015.09.004] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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76
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Gu Z, Zhang H, Xu P, Cheng Y, Zhu C. Visible-Light-Induced Radical Tandem Aryldifluoroacetylation of Cinnamamides: Access to Difluoroacetylated Quinolone-2-ones And 1-Azaspiro[4.5]decanes. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201500514] [Citation(s) in RCA: 84] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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77
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78
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Mai WP, Wang JT, Xiao YM, Mao P, Lu K. A novel direct synthesis of 3-acyl-4-aryldihydroquinolin-2(1H)-ones via metal-free radical tandem cyclization between N-arylcinnamamides and aldehydes. Tetrahedron 2015. [DOI: 10.1016/j.tet.2015.08.054] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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79
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Xia XF, Zhu SL, Zeng M, Gu Z, Wang H, Li W. Acid-catalyzed cascade radical addition/cyclization of arylacrylamides with ketones. Tetrahedron 2015. [DOI: 10.1016/j.tet.2015.06.106] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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80
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Wang Q, Han G, Liu Y, Wang Q. Copper-Catalyzed Aryltrifluoromethylation ofN-Phenylcinnamamides: Access to Trifluoromethylated 3,4-Dihydroquinolin-2(1 H)-ones. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201500261] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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81
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Gao F, Yang C, Gao GL, Zheng L, Xia W. Visible-Light Induced Trifluoromethylation of N-Arylcinnamamides for the Synthesis of CF3-Containing 3,4-Disubstituted Dihydroquinolinones and 1-Azaspiro[4.5]decanes. Org Lett 2015; 17:3478-81. [DOI: 10.1021/acs.orglett.5b01530] [Citation(s) in RCA: 74] [Impact Index Per Article: 8.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Fei Gao
- State Key
Lab of Urban Water
Resource and Environment, The Academy of Fundamental and Interdisciplinary
Sciences, Harbin Institute of Technology, Harbin 150080, China
| | - Chao Yang
- State Key
Lab of Urban Water
Resource and Environment, The Academy of Fundamental and Interdisciplinary
Sciences, Harbin Institute of Technology, Harbin 150080, China
| | - Guo-Lin Gao
- State Key
Lab of Urban Water
Resource and Environment, The Academy of Fundamental and Interdisciplinary
Sciences, Harbin Institute of Technology, Harbin 150080, China
| | - Lewei Zheng
- State Key
Lab of Urban Water
Resource and Environment, The Academy of Fundamental and Interdisciplinary
Sciences, Harbin Institute of Technology, Harbin 150080, China
| | - Wujiong Xia
- State Key
Lab of Urban Water
Resource and Environment, The Academy of Fundamental and Interdisciplinary
Sciences, Harbin Institute of Technology, Harbin 150080, China
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82
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Yu W, Xu XH, Qing FL. Silver-Mediated Oxidative Fluorotrifluoromethylation of Unactivated Alkenes. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201500027] [Citation(s) in RCA: 47] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
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83
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Liu C, Zhao W, Huang Y, Wang H, Zhang B. Light-induced BiOBr nanosheets accelerated highly regioselective intermolecular trifluoromethylation/arylation of alkenes to synthesize CF3-containing aza-heterocycles. Tetrahedron 2015. [DOI: 10.1016/j.tet.2015.04.056] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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84
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Yang H, Duan XH, Zhao JF, Guo LN. Transition-Metal-Free Tandem Radical Thiocyanooxygenation of Olefinic Amides: A New Route to SCN-Containing Heterocycles. Org Lett 2015; 17:1998-2001. [DOI: 10.1021/acs.orglett.5b00754] [Citation(s) in RCA: 105] [Impact Index Per Article: 11.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
Affiliation(s)
- Hua Yang
- Department of Chemistry,
School of Science and MOE Key Laboratory for Nonequilibrium Synthesis
and Modulation of Condensed Matter, Xi’an Jiaotong University, Xi’an 710049, China
| | - Xin-Hua Duan
- Department of Chemistry,
School of Science and MOE Key Laboratory for Nonequilibrium Synthesis
and Modulation of Condensed Matter, Xi’an Jiaotong University, Xi’an 710049, China
| | - Jing-Feng Zhao
- Department of Chemistry,
School of Science and MOE Key Laboratory for Nonequilibrium Synthesis
and Modulation of Condensed Matter, Xi’an Jiaotong University, Xi’an 710049, China
| | - Li-Na Guo
- Department of Chemistry,
School of Science and MOE Key Laboratory for Nonequilibrium Synthesis
and Modulation of Condensed Matter, Xi’an Jiaotong University, Xi’an 710049, China
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85
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Wang R, Bao W. Copper promoted radical addition/cyclization of azobisisobutyronitrile with arylacrylamides: a convenient process to synthesize 3-(2′-cyano alkyl) oxindoles. RSC Adv 2015. [DOI: 10.1039/c5ra07739g] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022] Open
Abstract
A CuI promoted radical addition/cyclization of azobisisobutyronitrile with alkenes for the preparation of 3-(2′-cyano alkyl) oxindoles was developed.
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Affiliation(s)
- Ruihong Wang
- Department of Chemistry
- Zhejiang University (Xixi Campus)
- Hangzhou 310028
- People's Republic of China
| | - Weiliang Bao
- Department of Chemistry
- Zhejiang University (Xixi Campus)
- Hangzhou 310028
- People's Republic of China
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86
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Ma JJ, Yi WB, Lu GP, Cai C. Transition-metal-free C–H oxidative activation: persulfate-promoted selective benzylic mono- and difluorination. Org Biomol Chem 2015; 13:2890-4. [DOI: 10.1039/c4ob02418d] [Citation(s) in RCA: 52] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
An operationally simple and selective method for the direct conversion of benzylic C–H to C–F to obtain mono- and difluoromethylated arenes using Selectfluor™ as a fluorine source is developed.
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Affiliation(s)
- Jing-jing Ma
- Nanjing University of Science and Technology
- Nanjing
- China
| | - Wen-bin Yi
- Nanjing University of Science and Technology
- Nanjing
- China
| | - Guo-ping Lu
- Nanjing University of Science and Technology
- Nanjing
- China
| | - Chun Cai
- Nanjing University of Science and Technology
- Nanjing
- China
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87
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Xia AB, Zhang XL, Wang T, Du XH, Xu DQ, Xu ZY. Enantioselective synthesis of functionalized 3,4-disubstituted dihydro-2(1H)-quinolinones via Michael–hemiaminalization/oxidation reaction. NEW J CHEM 2015. [DOI: 10.1039/c4nj01718h] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A new method is developed for the enantioselective synthesis of highly functionalized 3,4-disubstituted dihydro-2(1H)-quinolinones bearing two trans contiguous stereogenic centers.
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Affiliation(s)
- Ai-Bao Xia
- Catalytic Hydrogenation Research Centre
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology
- Zhejiang University of Technology
- Hangzhou
- China
| | - Xiao-Long Zhang
- Catalytic Hydrogenation Research Centre
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology
- Zhejiang University of Technology
- Hangzhou
- China
| | - Tao Wang
- Catalytic Hydrogenation Research Centre
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology
- Zhejiang University of Technology
- Hangzhou
- China
| | - Xiao-Hua Du
- Catalytic Hydrogenation Research Centre
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology
- Zhejiang University of Technology
- Hangzhou
- China
| | - Dan-Qian Xu
- Catalytic Hydrogenation Research Centre
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology
- Zhejiang University of Technology
- Hangzhou
- China
| | - Zhen-Yuan Xu
- Catalytic Hydrogenation Research Centre
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology
- Zhejiang University of Technology
- Hangzhou
- China
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88
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Mai WP, Sun B, You LQ, Yang LR, Mao P, Yuan JW, Xiao YM, Qu LB. Silver catalysed decarboxylative alkylation and acylation of pyrimidines in aqueous media. Org Biomol Chem 2015; 13:2750-5. [DOI: 10.1039/c4ob02524e] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Decarboxylative alkylation or acylation reactions of simple pyrimidines have been developed in aqueous media.
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Affiliation(s)
- Wen-Peng Mai
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Bin Sun
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Li-Qin You
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Liang-Ru Yang
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Pu Mao
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Jin-Wei Yuan
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Yong-Mei Xiao
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
| | - Ling-Bo Qu
- School of Chemistry and Chemical Engineering
- Henan University of Technology
- Zhengzhou 450001
- China
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89
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Hua HL, He YT, Qiu YF, Li YX, Song B, Gao P, Song XR, Guo DH, Liu XY, Liang YM. Copper-catalyzed difunctionalization of activated alkynes by radical oxidation-tandem cyclization/dearomatization to synthesize 3-trifluoromethyl spiro[4.5]trienones. Chemistry 2014; 21:1468-73. [PMID: 25452200 DOI: 10.1002/chem.201405672] [Citation(s) in RCA: 113] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/16/2014] [Indexed: 11/09/2022]
Abstract
A copper-catalyzed difunctionalizing trifluoromethylation of activated alkynes with the cheap reagent sodium trifluoromethanesulfinate (NaSO2CF3 or Langlois' reagent) has been developed incorporating a tandem cyclization/dearomatization process. This strategy affords a straightforward route to synthesis of 3-(trifluoromethyl)-spiro[4.5]trienones, and presents an example of difunctionalization of alkynes for simultaneous formation of two carbon-carbon single bonds and one carbon-oxygen double bond.
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Affiliation(s)
- Hui-Liang Hua
- State Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000 (P. R. China), Fax: (+86) 931-891-2582
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90
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Yang H, Guo LN, Duan XH. Silver-catalyzed tandem radical acylarylation of cinnamamides in aqueous media. RSC Adv 2014. [DOI: 10.1039/c4ra08529a] [Citation(s) in RCA: 41] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022] Open
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91
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Cheng K, Zhao B, Qi C. Silver-catalyzed decarboxylative acylation of arylglyoxylic acids with arylboronic acids. RSC Adv 2014. [DOI: 10.1039/c4ra04361h] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
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92
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Hurst TE, Gorman RM, Drouhin P, Perry A, Taylor RJK. A Direct CH/ArH Coupling Approach to Oxindoles, Thio‐oxindoles, 3,4‐Dihydro‐1
H
‐quinolin‐2‐ones, and 1,2,3,4‐Tetrahydroquinolines. Chemistry 2014; 20:14063-73. [DOI: 10.1002/chem.201403917] [Citation(s) in RCA: 40] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2014] [Indexed: 12/27/2022]
Affiliation(s)
- Timothy E. Hurst
- Department of Chemistry, University of York, Heslington, York, YO10 5DD (UK), Fax: (+44) 1904324523
| | - Ryan M. Gorman
- Department of Chemistry, University of York, Heslington, York, YO10 5DD (UK), Fax: (+44) 1904324523
| | - Pauline Drouhin
- Department of Chemistry, University of York, Heslington, York, YO10 5DD (UK), Fax: (+44) 1904324523
| | - Alexis Perry
- Physics and Medical Imaging, College of Engineering, Mathematics and Physical Sciences, University of Exeter, Physics Building, Stocker Road, Exeter, EX4 4QL (UK)
| | - Richard J. K. Taylor
- Department of Chemistry, University of York, Heslington, York, YO10 5DD (UK), Fax: (+44) 1904324523
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93
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Wang H, Sun B, Yang J, Wang J, Mao P, Yang L, Mai W. The Synthesis of 3,4-Disubstituted Dihydroquinolin-2(1H)-One Under Metal-Free Conditions in Aqueous Solution. JOURNAL OF CHEMICAL RESEARCH 2014. [DOI: 10.3184/174751914x14099310712383] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
A novel route toward 3,4-disubstituted dihydroquinolin-2(1 H)-ones via radical process has been developed in aqueous solution without metals. This method offers a new and simple route for the synthesis of skeleton of dihydroquinolin-2(1 H)-one in one step.
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Affiliation(s)
- Hongyan Wang
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
| | - Bin Sun
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
| | - Jun Yang
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
| | - Jitao Wang
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
| | - Pu Mao
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
| | - Liangru Yang
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
| | - Wenpeng Mai
- Chemistry and Chemical Engineering School, Henan University of Technology, Henan Province, Zhengzhou 450001, P.R. China
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94
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Ni C, Hu M, Hu J. Good partnership between sulfur and fluorine: sulfur-based fluorination and fluoroalkylation reagents for organic synthesis. Chem Rev 2014; 115:765-825. [PMID: 25144886 DOI: 10.1021/cr5002386] [Citation(s) in RCA: 936] [Impact Index Per Article: 93.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Chuanfa Ni
- Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences , 345 Ling-Ling Road, Shanghai City, Shanghai 200032, China
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95
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Mai WP, Sun GC, Wang JT, Song G, Mao P, Yang LR, Yuan JW, Xiao YM, Qu LB. Silver-Catalyzed Radical Tandem Cyclization: An Approach to Direct Synthesis of 3-Acyl-4-arylquinolin-2(1H)-ones. J Org Chem 2014; 79:8094-102. [DOI: 10.1021/jo501301t] [Citation(s) in RCA: 90] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Affiliation(s)
- Wen-Peng Mai
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Gang-Chun Sun
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Ji-Tao Wang
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Ge Song
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Pu Mao
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Liang-Ru Yang
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Jin-Wei Yuan
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Yong-Mei Xiao
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
| | - Ling-Bo Qu
- Chemistry and Chemical Engineering
School, Henan University of Technology, Zhengzhou, Henan 450001, P. R. China
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96
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97
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Liu J, Zhuang S, Gui Q, Chen X, Yang Z, Tan Z. Synthesis of Oxindoles through Silver-Catalyzed Trifluoromethylation-, Difluoromethylation- and Arylsulfonylation-Cyclization Reaction ofN-Arylacrylamides. European J Org Chem 2014. [DOI: 10.1002/ejoc.201400087] [Citation(s) in RCA: 87] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
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98
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Dai Q, Yu J, Jiang Y, Guo S, Yang H, Cheng J. The carbomethylation of arylacrylamides leading to 3-ethyl-3-substituted indolin-2-one by cascade radical addition/cyclization. Chem Commun (Camb) 2014; 50:3865-7. [PMID: 24589915 DOI: 10.1039/c4cc01053a] [Citation(s) in RCA: 95] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
An FeCl2-promoted carbomethylation of arylacrylamides by di-tert-butyl peroxide (DTBP) is achieved, leading to 3-ethyl-3-substituted indolin-2-one in high yield. The reaction tolerates a series of functional groups, such as cyano, nitro, ethyloxy carbonyl, bromo, chloro, and trifluoromethyl groups. The radical methylation and arylation of the alkenyl group are involved in this reaction.
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Affiliation(s)
- Qiang Dai
- School of Petrochemical Engineering, Jiangsu Key Laboratory of Advanced Catalytic Materials & Technology, and Jiangsu Province Key Laboratory of Fine Petrochemical Engineering, Changzhou University, Changzhou, 213164, P. R. China.
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99
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Zhou SL, Guo LN, Wang S, Duan XH. Copper-catalyzed tandem oxidative cyclization of cinnamamides with benzyl hydrocarbons through cross-dehydrogenative coupling. Chem Commun (Camb) 2014; 50:3589-91. [DOI: 10.1039/c4cc00637b] [Citation(s) in RCA: 99] [Impact Index Per Article: 9.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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