101
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Liu B, Alegre-Requena JV, Paton RS, Miyake GM. Unconventional Reactivity of Ethynylbenziodoxolone Reagents and Thiols: Scope and Mechanism. Chemistry 2020; 26:2386-2394. [PMID: 31657063 PMCID: PMC7044075 DOI: 10.1002/chem.201904520] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/01/2019] [Indexed: 12/12/2022]
Abstract
1,2-Dithio-1-alkenes are biologically active compounds widely implemented throughout organic synthesis, functional materials, coordination chemistry, and pharmaceuticals. Traditional methods for accessing 1,2-dithio-1-alkenes often demand transition metal catalysts, specialized or air-sensitive ligands, high temperatures, and disulfides (R2 S2 ). Herein, a general and efficient strategy utilizing ethynylbenziodoxolone (EBX) reagents and thiols is presented that results in the formation of 1,2-dithio-1-alkenes with excellent regioselectivity and stereoselectivity through unprecedented reactivity between the EBX and the thiol. This operationally simple procedure utilizes mild conditions, which result in a broad substrate scope and high functional-group tolerance. The observed unexpected reactivity has been rationalized through both experimental results and DFT calculations.
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Affiliation(s)
- Bin Liu
- Department of Chemistry, Colorado State University, Fort Collins, Colorado, 80523, USA
| | - Juan V Alegre-Requena
- Department of Chemistry, Colorado State University, Fort Collins, Colorado, 80523, USA
| | - Robert S Paton
- Department of Chemistry, Colorado State University, Fort Collins, Colorado, 80523, USA
- Chemistry Research Laboratory, University of Oxford, Mansfield Road, Oxford, OX1 3TA, UK
| | - Garret M Miyake
- Department of Chemistry, Colorado State University, Fort Collins, Colorado, 80523, USA
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102
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Tu JL, Liu JL, Tang W, Su M, Liu F. Radical Aza-Cyclization of α-Imino-oxy Acids for Synthesis of Alkene-Containing N-Heterocycles via Dual Cobaloxime and Photoredox Catalysis. Org Lett 2020; 22:1222-1226. [DOI: 10.1021/acs.orglett.0c00224] [Citation(s) in RCA: 30] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Jia-Lin Tu
- Jiangsu Key Laboratory of Neuropsychiatric Diseases and Department of Medicinal Chemistry, College of Pharmaceutical Sciences, Soochow University, 199 Ren-Ai Road, Suzhou, Jiangsu 215123, People’s Republic of China
| | - Jia-Li Liu
- Jiangsu Key Laboratory of Neuropsychiatric Diseases and Department of Medicinal Chemistry, College of Pharmaceutical Sciences, Soochow University, 199 Ren-Ai Road, Suzhou, Jiangsu 215123, People’s Republic of China
| | - Wan Tang
- Jiangsu Key Laboratory of Neuropsychiatric Diseases and Department of Medicinal Chemistry, College of Pharmaceutical Sciences, Soochow University, 199 Ren-Ai Road, Suzhou, Jiangsu 215123, People’s Republic of China
| | - Ma Su
- Jiangsu Key Laboratory of Neuropsychiatric Diseases and Department of Medicinal Chemistry, College of Pharmaceutical Sciences, Soochow University, 199 Ren-Ai Road, Suzhou, Jiangsu 215123, People’s Republic of China
| | - Feng Liu
- Jiangsu Key Laboratory of Neuropsychiatric Diseases and Department of Medicinal Chemistry, College of Pharmaceutical Sciences, Soochow University, 199 Ren-Ai Road, Suzhou, Jiangsu 215123, People’s Republic of China
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103
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Liang Y, Sun G, Su Z, Guan W. A theoretical mechanistic study of IrIII/CuI-metallaphotoredox catalyzed asymmetric radical decarboxylative cyanation. Dalton Trans 2020; 49:15276-15286. [DOI: 10.1039/d0dt02630a] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
The radical mechanism and origin of the high enantioselectivity of the photoredox-mediated IrIII/CuI dual-catalyzed asymmetric decarboxylative cyanation have been theoretically disclosed.
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Affiliation(s)
- Yujie Liang
- Department of Chemistry
- Faculty of Science
- Yanbian University
- Yanji
- P. R. China
| | - Guangyan Sun
- Department of Chemistry
- Faculty of Science
- Yanbian University
- Yanji
- P. R. China
| | - Zhongmin Su
- Department of Chemistry
- Faculty of Science
- Yanbian University
- Yanji
- P. R. China
| | - Wei Guan
- Faculty of Chemistry
- Institute of Functional Material Chemistry
- Northeast Normal University
- Changchun 130024
- P. R. China
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104
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Patel SB, Vasava DV. Synthesis and Characterization of Ag@g−C
3
N
4
and Its Photocatalytic Evolution in Visible Light Driven Synthesis Of Ynone. ChemCatChem 2019. [DOI: 10.1002/cctc.201901802] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Sunil B. Patel
- School of Sciences Department of chemistryGujarat University Navrangpura Ahmedabad- 380009 India
| | - Dilip V. Vasava
- School of Sciences Department of chemistryGujarat University Navrangpura Ahmedabad- 380009 India
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105
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Le Vaillant F, Waser J. Alkynylation of radicals: spotlight on the "Third Way" to transfer triple bonds. Chem Sci 2019; 10:8909-8923. [PMID: 31762975 PMCID: PMC6855197 DOI: 10.1039/c9sc03033f] [Citation(s) in RCA: 61] [Impact Index Per Article: 12.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2019] [Accepted: 08/12/2019] [Indexed: 12/20/2022] Open
Abstract
The alkynylation of radical intermediates has been known since a long time, but had not been broadly applied in synthetic chemistry, in contrast to the alkynylation of either electrophiles or nucleophiles. In the last decade however, it has been intensively investigated leading to new disconnections to introduce versatile triple bonds into organic compounds. Nowadays, such processes are important alternatives to classical nucleophilic and electrophilic alkynylations. Efficient alkyne transfer reagents, in particular arylsulfones and hypervalent iodine reagents were introduced. Direct alkynylation, as well as cascade reactions, were subsequently developed. If relatively harsh conditions were required in the past, a new era began with progress in photoredox and transition metal catalysis. Starting from various radical precursors, alkynylations under very mild reaction conditions were rapidly discovered. This review covers the evolution of radical alkynylation, from its emergence to its current intensive stage of development. It will focus in particular on improvements for the generation of radicals and on the extension of the scope of radical precursors and alkyne sources.
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Affiliation(s)
- Franck Le Vaillant
- Laboratory of Catalysis and Organic Synthesis , Ecole Polytechnique Fédérale de Lausanne , EPFL SB ISIC LCSO , BCH 4306 , 1015 Lausanne , Switzerland .
| | - Jérôme Waser
- Laboratory of Catalysis and Organic Synthesis , Ecole Polytechnique Fédérale de Lausanne , EPFL SB ISIC LCSO , BCH 4306 , 1015 Lausanne , Switzerland .
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106
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Yang X, Tsui GC. Silver-Catalyzed Trifluoromethylalkynylation of Unactivated Alkenes with Hypervalent Iodine Reagents. Org Lett 2019; 21:8625-8629. [DOI: 10.1021/acs.orglett.9b03230] [Citation(s) in RCA: 23] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Xinkan Yang
- Department of Chemistry, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR
| | - Gavin Chit Tsui
- Department of Chemistry, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR
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107
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Li CG, Xie Q, Xu XL, Wang F, Huang B, Liang YF, Xu HJ. Silver-Catalyzed Decarboxylative Alkylfluorination of Alkenes. Org Lett 2019; 21:8496-8500. [PMID: 31591887 DOI: 10.1021/acs.orglett.9b03381] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
A decarboxylation of alkyl carboxylic acids for alkylfluorination of alkene was developed, with the catalysis of silver(I) and Selectfluor as both the oxidant and fluorine source. This reaction is highly chemoselective, producing the decarboxylative alkylfluorination products rather than the competitive fluorination of aliphatic carboxylic acids. This practical transformation proceeds efficiently in aqueous media at room temperature and exhibits a large range of functional-group tolerance in various primary and secondary aliphatic carboxylates and alkenes.
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Affiliation(s)
- Chen-Guang Li
- School of Food and Biological Engineering , Hospital of Hefei University of Technology , Hefei 230009 , P. R. China
| | - Qiang Xie
- PET-CT Center , The First Affiliated Hospital of USTC , Hefei 230001 , P. R. China
| | - Xiao-Lan Xu
- School of Medical Science , Anhui Medical University , Hefei 230026 , P. R. China
| | - Feng Wang
- School of Food and Biological Engineering , Hospital of Hefei University of Technology , Hefei 230009 , P. R. China
| | - Bei Huang
- School of Food and Biological Engineering , Hospital of Hefei University of Technology , Hefei 230009 , P. R. China
| | - Yu-Feng Liang
- Department of Chemistry , McGill University , 801 Sherbrooke Street West , Montreal , Quebec H3A 0B8 , Canada
| | - Hua-Jian Xu
- School of Food and Biological Engineering , Hospital of Hefei University of Technology , Hefei 230009 , P. R. China
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108
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Yang L, Li H, Du Y, Cheng K, Qi C. Visible Light‐Catalyzed Decarboxylative Alkynylation of Arenediazonium Salts with Alkynyl Carboxylic Acids: Direct Access to Aryl Alkynes by Organic Photoredox Catalysis. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201900603] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Liangfeng Yang
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Haifeng Li
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Yijun Du
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Kai Cheng
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Chenze Qi
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
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109
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Affiliation(s)
- Carmen Nájera
- Centro de Innovación en Química Avanzada (ORFEO−CINQA), Universidad de Alicante, Apdo. 99, Alicante E-03080, Spain
| | - Leiv K. Sydnes
- Department of Chemistry, University of Bergen, Allégt. 41, Bergen NO-5007, Norway
| | - Miguel Yus
- Centro de Innovación en Química Avanzada (ORFEO−CINQA), Universidad de Alicante, Apdo. 99, Alicante E-03080, Spain
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110
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Jin Y, Yang H, Wang C. Nickel-Catalyzed Reductive Arylalkylation via a Migratory Insertion/Decarboxylative Cross-Coupling Cascade. Org Lett 2019; 21:7602-7608. [PMID: 31479278 DOI: 10.1021/acs.orglett.9b02870] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Abstract
Reported is a nickel-catalyzed reductive arylalkylation of unactivated alkenes tethered to aryl iodides with redox active N-hydroxyphthalimide esters as the alkyl source through successful merging of migratory insertion and decarboxylative cross-coupling in a cascade. This new method avoids the use of pregenerated organometallic reagents and thus enables the synthesis of diverse benzene-fused carbo- and heterocyclic compounds with high tolerance of a wide range of functional groups.
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Affiliation(s)
- Youxiang Jin
- Hefei National Laboratory for Physical Science at the Microscale, Department of Chemistry, Center for Excellence in Molecular Synthesis , University of Science and Technology of China , 96 Jinzhai Road , Hefei , Anhui 230026 , P.R. China
| | - Haobo Yang
- School of Chemistry and Chemical Engineering , Shanghai Jiao Tong University , 800 Dongchuan Road , Shanghai 200240 , P.R. China
| | - Chuan Wang
- Hefei National Laboratory for Physical Science at the Microscale, Department of Chemistry, Center for Excellence in Molecular Synthesis , University of Science and Technology of China , 96 Jinzhai Road , Hefei , Anhui 230026 , P.R. China
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111
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112
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Wang PZ, He BQ, Cheng Y, Chen JR, Xiao WJ. Radical C–C Bond Cleavage/Addition Cascade of Benzyl Cycloketone Oxime Ethers Enabled by Photogenerated Cyclic Iminyl Radicals. Org Lett 2019; 21:6924-6929. [DOI: 10.1021/acs.orglett.9b02535] [Citation(s) in RCA: 33] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Peng-Zi Wang
- CCNU-uOttawa Joint Research Centre, Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Bin-Qing He
- CCNU-uOttawa Joint Research Centre, Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Ying Cheng
- CCNU-uOttawa Joint Research Centre, Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Jia-Rong Chen
- CCNU-uOttawa Joint Research Centre, Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Wen-Jing Xiao
- CCNU-uOttawa Joint Research Centre, Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
- State Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, China
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113
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Tian WF, Hu CH, He KH, He XY, Li Y. Visible-Light Photoredox-Catalyzed Decarboxylative Alkylation of Heteroarenes Using Carboxylic Acids with Hydrogen Release. Org Lett 2019; 21:6930-6935. [DOI: 10.1021/acs.orglett.9b02539] [Citation(s) in RCA: 48] [Impact Index Per Article: 9.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Wan-Fa Tian
- Center for Organic Chemistry, Frontier Institute of Science and Technology and State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an, Shaanxi 710054, P. R. China
- Institute of Organic Chemistry, Jiangxi Science & Technology Normal University, Key Laboratory of Organic Chemistry, Nanchang, Jiangxi 330013, P. R. China
| | - Chun-Hong Hu
- Center for Organic Chemistry, Frontier Institute of Science and Technology and State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an, Shaanxi 710054, P. R. China
| | - Ke-Han He
- Center for Organic Chemistry, Frontier Institute of Science and Technology and State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an, Shaanxi 710054, P. R. China
| | - Xiao-Ya He
- Center for Organic Chemistry, Frontier Institute of Science and Technology and State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an, Shaanxi 710054, P. R. China
| | - Yang Li
- Center for Organic Chemistry, Frontier Institute of Science and Technology and State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an, Shaanxi 710054, P. R. China
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114
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Lu B, Cheng Y, Chen LY, Chen JR, Xiao WJ. Photoinduced Copper-Catalyzed Radical Aminocarbonylation of Cycloketone Oxime Esters. ACS Catal 2019. [DOI: 10.1021/acscatal.9b02830] [Citation(s) in RCA: 89] [Impact Index Per Article: 17.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Bin Lu
- International Joint Research Center for Intelligent Biosensing Technology and Health, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Ying Cheng
- International Joint Research Center for Intelligent Biosensing Technology and Health, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Li-Yan Chen
- International Joint Research Center for Intelligent Biosensing Technology and Health, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Jia-Rong Chen
- International Joint Research Center for Intelligent Biosensing Technology and Health, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | - Wen-Jing Xiao
- International Joint Research Center for Intelligent Biosensing Technology and Health, Key Laboratory of Pesticides & Chemical Biology Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, 345 Lingling Road, Shanghai 200032, China
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115
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Li L, Guo S, Wang Q, Zhu J. Acyl Radicals from Benzothiazolines: Synthons for Alkylation, Alkenylation, and Alkynylation Reactions. Org Lett 2019; 21:5462-5466. [DOI: 10.1021/acs.orglett.9b01717] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Affiliation(s)
- Lei Li
- Department of Polymer Science and Engineering, School of Chemistry and Chemical Engineering, State Key Laboratory of Coordination Chemistry, Nanjing National Laboratory of Microstructures, Collaborative Innovation Center of Chemistry for Life Sciences, Nanjing University, Nanjing 210023, China
| | - Shan Guo
- Department of Polymer Science and Engineering, School of Chemistry and Chemical Engineering, State Key Laboratory of Coordination Chemistry, Nanjing National Laboratory of Microstructures, Collaborative Innovation Center of Chemistry for Life Sciences, Nanjing University, Nanjing 210023, China
| | - Qi Wang
- Department of Polymer Science and Engineering, School of Chemistry and Chemical Engineering, State Key Laboratory of Coordination Chemistry, Nanjing National Laboratory of Microstructures, Collaborative Innovation Center of Chemistry for Life Sciences, Nanjing University, Nanjing 210023, China
| | - Jin Zhu
- Department of Polymer Science and Engineering, School of Chemistry and Chemical Engineering, State Key Laboratory of Coordination Chemistry, Nanjing National Laboratory of Microstructures, Collaborative Innovation Center of Chemistry for Life Sciences, Nanjing University, Nanjing 210023, China
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116
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Fan X, Lei T, Chen B, Tung CH, Wu LZ. Photocatalytic C–C Bond Activation of Oxime Ester for Acyl Radical Generation and Application. Org Lett 2019; 21:4153-4158. [DOI: 10.1021/acs.orglett.9b01338] [Citation(s) in RCA: 49] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
Affiliation(s)
- Xiuwei Fan
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, The Chinese Academy of Sciences, Beijing 100190, P.R. China
- School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, P.R. China
| | - Tao Lei
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, The Chinese Academy of Sciences, Beijing 100190, P.R. China
- School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, P.R. China
| | - Bin Chen
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, The Chinese Academy of Sciences, Beijing 100190, P.R. China
- School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, P.R. China
| | - Chen-Ho Tung
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, The Chinese Academy of Sciences, Beijing 100190, P.R. China
- School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, P.R. China
| | - Li-Zhu Wu
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, The Chinese Academy of Sciences, Beijing 100190, P.R. China
- School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, P.R. China
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117
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Li M, Li W, Lin CD, Wang JH, Wen LR. One Base for Two Shots: Metal-Free Substituent-Controlled Synthesis of Two Kinds of Oxadiazine Derivatives from Alkynylbenziodoxolones and Amidoximes. J Org Chem 2019; 84:6904-6915. [DOI: 10.1021/acs.joc.9b00659] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Ming Li
- State Key Laboratory Base of Eco-Chemical Engineering, College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Wei Li
- State Key Laboratory Base of Eco-Chemical Engineering, College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Cheng-Dong Lin
- State Key Laboratory Base of Eco-Chemical Engineering, College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Jia-Hui Wang
- State Key Laboratory Base of Eco-Chemical Engineering, College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Li-Rong Wen
- State Key Laboratory Base of Eco-Chemical Engineering, College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
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118
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Garreau M, Le Vaillant F, Waser J. C‐Terminal Bioconjugation of Peptides through Photoredox Catalyzed Decarboxylative Alkynylation. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201901922] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Marion Garreau
- Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique Fédérale de Lausanne EPFL SB ISIC LCSO, BCH 4306 1015 Lausanne Switzerland
| | - Franck Le Vaillant
- Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique Fédérale de Lausanne EPFL SB ISIC LCSO, BCH 4306 1015 Lausanne Switzerland
| | - Jerome Waser
- Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique Fédérale de Lausanne EPFL SB ISIC LCSO, BCH 4306 1015 Lausanne Switzerland
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119
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Garreau M, Le Vaillant F, Waser J. C‐Terminal Bioconjugation of Peptides through Photoredox Catalyzed Decarboxylative Alkynylation. Angew Chem Int Ed Engl 2019; 58:8182-8186. [DOI: 10.1002/anie.201901922] [Citation(s) in RCA: 71] [Impact Index Per Article: 14.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/13/2019] [Indexed: 01/06/2023]
Affiliation(s)
- Marion Garreau
- Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique Fédérale de Lausanne EPFL SB ISIC LCSO, BCH 4306 1015 Lausanne Switzerland
| | - Franck Le Vaillant
- Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique Fédérale de Lausanne EPFL SB ISIC LCSO, BCH 4306 1015 Lausanne Switzerland
| | - Jerome Waser
- Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique Fédérale de Lausanne EPFL SB ISIC LCSO, BCH 4306 1015 Lausanne Switzerland
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120
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Alkylation of Terminal Alkynes under Zinc Lewis Acid Catalysis and Its Mechanistic Studies. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201801685] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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121
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Kinney RG, Arndtsen BA. Decarboxylation with Carbon Monoxide: The Direct Conversion of Carboxylic Acids into Potent Acid Triflate Electrophiles. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201814660] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Affiliation(s)
- R. Garrison Kinney
- Department of ChemistryMcGill University 801 Sherbrooke Street West Montreal QC H3A 0B8 Canada
| | - Bruce A. Arndtsen
- Department of ChemistryMcGill University 801 Sherbrooke Street West Montreal QC H3A 0B8 Canada
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122
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Kinney RG, Arndtsen BA. Decarboxylation with Carbon Monoxide: The Direct Conversion of Carboxylic Acids into Potent Acid Triflate Electrophiles. Angew Chem Int Ed Engl 2019; 58:5085-5089. [PMID: 30776306 DOI: 10.1002/anie.201814660] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/27/2018] [Revised: 02/13/2019] [Indexed: 01/07/2023]
Abstract
We report a new strategy for the conversion of carboxylic acids into potent acid triflate electrophiles. The reaction involves oxidative carbonylation of carboxylic acids with I2 in the presence of AgOTf, and is postulated to proceed via acyl hypoiodites that react with CO to form acid triflates. Coupling this chemistry with subsequent trapping with arenes offers a mild, room temperature approach to generate ketones directly from broadly available carboxylic acids without the use of corrosive and reactive Lewis or Bronsted acid additives, and instead from compounds that are readily available, stable, and functional group compatible.
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Affiliation(s)
- R Garrison Kinney
- Department of Chemistry, McGill University, 801 Sherbrooke Street West, Montreal, QC, H3A 0B8, Canada
| | - Bruce A Arndtsen
- Department of Chemistry, McGill University, 801 Sherbrooke Street West, Montreal, QC, H3A 0B8, Canada
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123
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Li J, Liu Z, Wu S, Chen Y. Acyl Radical Smiles Rearrangement To Construct Hydroxybenzophenones by Photoredox Catalysis. Org Lett 2019; 21:2077-2080. [PMID: 30888188 DOI: 10.1021/acs.orglett.9b00353] [Citation(s) in RCA: 30] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Abstract
The first visible-light-induced acyl radical Smiles rearrangement to transform biaryl ethers to hydroxybenzophenones under mild and metal-free conditions is reported. Using the dual catalysis of hypervalent iodine(III) reagents and organophotocatalysts, ketoacids readily generate acyl radicals and undergo 1,5- ipso addition. This method can construct electron-deficient and electron-rich hydroxybenzophenones with excellent chemoselectivity and on gram scale. The performance of the reaction in neutral aqueous conditions holds potential for future biomolecule applications.
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Affiliation(s)
- Junzhao Li
- State Key Laboratory of Bioorganic and Natural Products Chemistry, Center for Excellence in Molecular Synthesis , Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences , 345 Lingling Road , Shanghai 200032 China
| | - Zhengyi Liu
- State Key Laboratory of Bioorganic and Natural Products Chemistry, Center for Excellence in Molecular Synthesis , Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences , 345 Lingling Road , Shanghai 200032 China
| | - Shuang Wu
- State Key Laboratory of Bioorganic and Natural Products Chemistry, Center for Excellence in Molecular Synthesis , Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences , 345 Lingling Road , Shanghai 200032 China.,School of Physical Science and Technology , ShanghaiTech University , 100 Haike Road , Shanghai 201210 China
| | - Yiyun Chen
- State Key Laboratory of Bioorganic and Natural Products Chemistry, Center for Excellence in Molecular Synthesis , Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences , 345 Lingling Road , Shanghai 200032 China.,School of Physical Science and Technology , ShanghaiTech University , 100 Haike Road , Shanghai 201210 China
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124
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Rahman M, Mukherjee A, Kovalev IS, Kopchuk DS, Zyryanov GV, Tsurkan MV, Majee A, Ranu BC, Charushin VN, Chupakhin ON, Santra S. Recent Advances on Diverse Decarboxylative Reactions of Amino Acids. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201801331] [Citation(s) in RCA: 46] [Impact Index Per Article: 9.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Affiliation(s)
- Matiur Rahman
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
| | - Anindita Mukherjee
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
| | - Igor S. Kovalev
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
| | - Dmitry S. Kopchuk
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
- I. Ya. Postovskiy Institute of Organic SynthesisUral Division of the Russian Academy of Sciences 22 S. Kovalevskoy Str. Yekaterinburg 620219 Russian Federation
| | - Grigory V. Zyryanov
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
- I. Ya. Postovskiy Institute of Organic SynthesisUral Division of the Russian Academy of Sciences 22 S. Kovalevskoy Str. Yekaterinburg 620219 Russian Federation
| | - Mikhail V. Tsurkan
- Max Bergmann Center of BiomaterialsLeibniz Institute of Polymer Research Hohe Strasse 6 01069 Dresden Germany
| | - Adinath Majee
- Department of ChemistryVisva-Bharati (A Central University) Santiniketan 731235 India
| | - Brindaban C. Ranu
- Department of Organic ChemistryIndian Association for the Cultivation of Science, Jadavpur Kolkata 700032 India
| | - Valery N. Charushin
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
- I. Ya. Postovskiy Institute of Organic SynthesisUral Division of the Russian Academy of Sciences 22 S. Kovalevskoy Str. Yekaterinburg 620219 Russian Federation
| | - Oleg N. Chupakhin
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
- I. Ya. Postovskiy Institute of Organic SynthesisUral Division of the Russian Academy of Sciences 22 S. Kovalevskoy Str. Yekaterinburg 620219 Russian Federation
| | - Sougata Santra
- Department of Organic & Biomolecular Chemistry, Chemical Engineering InstituteUral Federal University 19 Mira Str. 620002 Yekaterinburg Russian Federation
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125
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Jiang X, Zhang MM, Xiong W, Lu LQ, Xiao WJ. Deaminative (Carbonylative) Alkyl-Heck-type Reactions Enabled by Photocatalytic C-N Bond Activation. Angew Chem Int Ed Engl 2019; 58:2402-2406. [PMID: 30565825 DOI: 10.1002/anie.201813689] [Citation(s) in RCA: 124] [Impact Index Per Article: 24.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/01/2018] [Indexed: 12/26/2022]
Abstract
The palladium-catalyzed Heck reaction is a well-known, Nobel Prize winning transformation for producing alkenes. Unlike the alkenyl and aryl variants of the Heck reaction, the alkyl-Heck reaction is still underdeveloped owing to the competitive side reactions of alkyl-palladium species. Herein, we describe the development of a deaminative alkyl-Heck-type reaction that proceeds through C-N bond activation by visible-light photoredox catalysis. A variety of aliphatic primary amines were found to be efficient starting materials for this new process, affording the corresponding alkene products in good yields under mild reaction conditions. Moreover, this strategy was successfully applied to deaminative carbonylative alkyl-Heck-type reactions.
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Affiliation(s)
- Xuan Jiang
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei, 430079, China
| | - Mao-Mao Zhang
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei, 430079, China
| | - Wei Xiong
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei, 430079, China
| | - Liang-Qiu Lu
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei, 430079, China
| | - Wen-Jing Xiao
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei, 430079, China.,State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai, 200032, China
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126
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Li GX, Hu X, He G, Chen G. Photoredox-mediated remote C(sp 3)-H heteroarylation of free alcohols. Chem Sci 2019; 10:688-693. [PMID: 30774869 PMCID: PMC6345347 DOI: 10.1039/c8sc04134b] [Citation(s) in RCA: 89] [Impact Index Per Article: 17.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/17/2018] [Accepted: 10/27/2018] [Indexed: 01/05/2023] Open
Abstract
We report an efficient and economical method for remote δ C(sp3)-H heteroarylation of free aliphatic alcohols using a hypervalent iodine PFBI-OH oxidant under photoredox catalysis. The reaction sequence involves in situ alcoholysis of PFBI-OH with alcohol, generation of an alkoxy radical intermediate by SET reduction, 1,5-HAT, and Minisci-type C-C bond formation. This method uses a slight excess of alcohols, can facilitate reaction at δ methyl and methylene positions, and has been successfully applied to modification of complex drug molecules.
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Affiliation(s)
- Guo-Xing Li
- State Key Laboratory and Institute of Elemento-Organic Chemistry , College of Chemistry , Collaborative Innovation Center of Chemical Science and Engineering (Tianjin) , Nankai University , Tianjin 300071 , China .
| | - Xiafei Hu
- State Key Laboratory and Institute of Elemento-Organic Chemistry , College of Chemistry , Collaborative Innovation Center of Chemical Science and Engineering (Tianjin) , Nankai University , Tianjin 300071 , China .
| | - Gang He
- State Key Laboratory and Institute of Elemento-Organic Chemistry , College of Chemistry , Collaborative Innovation Center of Chemical Science and Engineering (Tianjin) , Nankai University , Tianjin 300071 , China .
| | - Gong Chen
- State Key Laboratory and Institute of Elemento-Organic Chemistry , College of Chemistry , Collaborative Innovation Center of Chemical Science and Engineering (Tianjin) , Nankai University , Tianjin 300071 , China .
- Department of Chemistry , The Pennsylvania State University , 104 Chemistry Building, University Park , PA 16802 , USA .
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127
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Jiang X, Zhang MM, Xiong W, Lu LQ, Xiao WJ. Deaminative (Carbonylative) Alkyl-Heck-type Reactions Enabled by Photocatalytic C−N Bond Activation. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201813689] [Citation(s) in RCA: 23] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Xuan Jiang
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education; College of Chemistry; Central China Normal University; 152 Luoyu Road Wuhan Hubei 430079 China
| | - Mao-Mao Zhang
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education; College of Chemistry; Central China Normal University; 152 Luoyu Road Wuhan Hubei 430079 China
| | - Wei Xiong
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education; College of Chemistry; Central China Normal University; 152 Luoyu Road Wuhan Hubei 430079 China
| | - Liang-Qiu Lu
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education; College of Chemistry; Central China Normal University; 152 Luoyu Road Wuhan Hubei 430079 China
| | - Wen-Jing Xiao
- Key Laboratory of Pesticide & Chemical Biology, Ministry of Education; College of Chemistry; Central China Normal University; 152 Luoyu Road Wuhan Hubei 430079 China
- State Key Laboratory of Organometallic Chemistry; Shanghai Institute of Organic Chemistry; Chinese Academy of Sciences; Shanghai 200032 China
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128
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Guo J, Huang GB, Wu QL, Xie Y, Weng J, Lu G. An efficient approach to access 1,1,2-triarylethanes enabled by the organo-photoredox-catalyzed decarboxylative addition reaction. Org Chem Front 2019. [DOI: 10.1039/c9qo00380k] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
An efficient approach to access 1,1,2-triarylethanes enabled by organo-photoredox-catalyzed decarboxylative 1,6-conjugate addition of carboxylic acids to p-QMs.
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Affiliation(s)
- Jing Guo
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- P. R. China
| | - Gong-Bin Huang
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- P. R. China
| | - Qiao-Lei Wu
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- P. R. China
| | - Ying Xie
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- P. R. China
| | - Jiang Weng
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- P. R. China
| | - Gui Lu
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006
- P. R. China
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129
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Liu X, Yin Y, Jiang Z. Photoredox-catalysed formal [3+2] cycloaddition of N-aryl α-amino acids with isoquinoline N-oxides. Chem Commun (Camb) 2019; 55:11527-11530. [DOI: 10.1039/c9cc06249a] [Citation(s) in RCA: 29] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
This work realizes a new synthetic utility of N-aryl α-amino acids as a 1,2-synthon, a new strategy to achieve dearomatization of isoquinolines, and the synthesis of valuable diazabicyclo[3.2.1]octane-based compounds.
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Affiliation(s)
- Xiangyuan Liu
- College of Bioengineering
- Henan University of Technology
- Zhengzhou
- P. R. China
- Henan University
| | - Yanli Yin
- College of Bioengineering
- Henan University of Technology
- Zhengzhou
- P. R. China
| | - Zhiyong Jiang
- Henan University
- Kaifeng
- P. R. China
- Henan Key Laboratory of Organic Functional Molecules and Drug Innovation
- School of Chemistry and Chemical Engineering
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130
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Sivaguru P, Wang Z, Zanoni G, Bi X. Cleavage of carbon–carbon bonds by radical reactions. Chem Soc Rev 2019; 48:2615-2656. [DOI: 10.1039/c8cs00386f] [Citation(s) in RCA: 165] [Impact Index Per Article: 33.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
This review provides insights into the in situ generated radicals triggered carbon–carbon bond cleavage reactions.
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Affiliation(s)
- Paramasivam Sivaguru
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis
- Northeast Normal University
- Changchun 130024
- China
| | - Zikun Wang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis
- Northeast Normal University
- Changchun 130024
- China
| | | | - Xihe Bi
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis
- Northeast Normal University
- Changchun 130024
- China
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131
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Hyatt IFD, Dave L, David N, Kaur K, Medard M, Mowdawalla C. Hypervalent iodine reactions utilized in carbon–carbon bond formations. Org Biomol Chem 2019; 17:7822-7848. [DOI: 10.1039/c9ob01267b] [Citation(s) in RCA: 65] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
This review covers recent developments of hypervalent iodine chemistry in dearomatizations, radicals, hypervalent iodine-guided electrophilic substitution, arylations, photoredox, and more.
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Affiliation(s)
| | - Loma Dave
- Department of Chemistry and Biochemistry
- Adelphi University
- Garden City
- USA
| | - Navindra David
- Department of Chemistry and Biochemistry
- Adelphi University
- Garden City
- USA
| | - Kirandeep Kaur
- Department of Chemistry and Biochemistry
- Adelphi University
- Garden City
- USA
| | - Marly Medard
- Department of Chemistry and Biochemistry
- Adelphi University
- Garden City
- USA
| | - Cyrus Mowdawalla
- Department of Chemistry and Biochemistry
- Adelphi University
- Garden City
- USA
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132
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Banerjee A, Lei Z, Ngai MY. Acyl Radical Chemistry via Visible-Light Photoredox Catalysis. SYNTHESIS-STUTTGART 2019; 51:303-333. [PMID: 31057188 PMCID: PMC6497162 DOI: 10.1055/s-0037-1610329] [Citation(s) in RCA: 148] [Impact Index Per Article: 29.6] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
Visible light photoredox catalysis has enabled easy access to acyl radicals under mild reaction conditions. Reactive acyl radicals, generated from various acyl precursors such as aldehydes, α-ketoacids, carboxylic acids, anhydrides, acyl thioesters, acyl chlorides, or acyl silanes, can undergo a diverse range of synthetically useful transformations, which were previously difficult or inaccessible. This review summarizes such recent progress of visible-light-driven acyl radical generation using transition metal photoredox catalysts, metallaphotocatalysts, hypervalent iodine catalysts or organic photocatalysts.
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Affiliation(s)
- Arghya Banerjee
- Department of Chemistry, Stony Brook University, Stony Brook, New York, 11794-3400, USA
| | - Zhen Lei
- Department of Chemistry, Stony Brook University, Stony Brook, New York, 11794-3400, USA
| | - Ming-Yu Ngai
- Department of Chemistry, Stony Brook University, Stony Brook, New York, 11794-3400, USA
- Institute of Chemical Biology and Drug Discovery, Stony Brook University, Stony Brook, New York 11794-3400, USA
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133
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Cheng H, Xu W. Recent advances in modified TiO2 for photo-induced organic synthesis. Org Biomol Chem 2019; 17:9977-9989. [DOI: 10.1039/c9ob01739a] [Citation(s) in RCA: 27] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
The recent advancements of modified TiO2 materials as photocatalysts for organic synthesis are summarized.
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Affiliation(s)
- Haojie Cheng
- School of Information Management
- Nanjing University
- Nanjing 210023
- China
| | - Wentao Xu
- School of Chemistry and Chemical Engineering
- Nanjing University
- Nanjing 210023
- China
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134
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Wei L, Wu C, Tung CH, Wang W, Xu Z. Decarboxylative sulfenylation of amino acids via metallaphotoredox catalysis. Org Chem Front 2019. [DOI: 10.1039/c9qo00817a] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
A nickel/visible light photoredox co-catalyzed decarboxylative thiolation reaction of carboxylic acids has been developed. This odorless sulfenylation reaction proceeded well via a nickel/photoredox cooperative catalysis pathway under very mild conditions.
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Affiliation(s)
- Lidan Wei
- Key Lab of Colloid and Interface Chemistry of Ministry of Education
- School of Chemistry and Chemical Engineering
- Shandong University
- Jinan
- China
| | - Chengjuan Wu
- Key Lab of Colloid and Interface Chemistry of Ministry of Education
- School of Chemistry and Chemical Engineering
- Shandong University
- Jinan
- China
| | - Chen-Ho Tung
- Key Lab of Colloid and Interface Chemistry of Ministry of Education
- School of Chemistry and Chemical Engineering
- Shandong University
- Jinan
- China
| | - Wenguang Wang
- Key Lab of Colloid and Interface Chemistry of Ministry of Education
- School of Chemistry and Chemical Engineering
- Shandong University
- Jinan
- China
| | - Zhenghu Xu
- Key Lab of Colloid and Interface Chemistry of Ministry of Education
- School of Chemistry and Chemical Engineering
- Shandong University
- Jinan
- China
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135
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Chen Y, Lu LQ, Yu DG, Zhu CJ, Xiao WJ. Visible light-driven organic photochemical synthesis in China. Sci China Chem 2018. [DOI: 10.1007/s11426-018-9399-2] [Citation(s) in RCA: 240] [Impact Index Per Article: 40.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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136
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Hari DP, Caramenti P, Waser J. Cyclic Hypervalent Iodine Reagents: Enabling Tools for Bond Disconnection via Reactivity Umpolung. Acc Chem Res 2018; 51:3212-3225. [PMID: 30485071 DOI: 10.1021/acs.accounts.8b00468] [Citation(s) in RCA: 151] [Impact Index Per Article: 25.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
The efficient synthesis of organic compounds is an important field of research, which sets the basis for numerous applications in medicine or materials science. Based on the polarity induced by functional groups, logical bond disconnections can be deduced for the elaboration of organic compounds. Nevertheless, this classical approach makes synthesis rigid, as not all bond disconnections are possible. The concept of Umpolung has been therefore introduced: by inverting the normal polarity of functional groups, new disconnections become possible. Among the tools for achieving Umpolung, hypervalent iodine reagents occupy a privileged position. The electrophilicity of the iodine atom and the reactivity of the hypervalent bond allow access to electrophilic synthons starting from nucleophiles. Nevertheless, some classes of hypervalent iodine reagents can be too unstable for many applications, in particular involving metal catalysis. In this context, cyclic hypervalent iodine reagents, especially benziodoxolones (BXs), have been known for a long time to be more stable than their acyclic counterparts, yet their synthetic potential had not been fully exploited. In this Account, we report our efforts since 2008 on the use of BX reagents in the development of new transformations in organic synthesis, which showed for the first time their versatility as synthetic tools. Our work started with electrophilic alkynylation, as alkynes are one of the most important functional groups in organic chemistry, but are usually introduced as nucleophiles. We used ethynylbenziodoxolones (EBXs) in the direct alkynylation of nucleophiles, such as keto esters, thiols, or phosphines. The reagents could then be applied to the gold- and palladium-catalyzed alkynylation of C-H bonds on (hetero)arenes, leading to a more efficient alternative to the Sonogashira reaction. More complex reactions were then developed with formations of several bonds in a single transformation. Gold- and platinum-catalyzed cyclization/alkynylation domino processes gave access to new types of alkynylated heterocycles. Multifunctionalization of olefins became possible through intramolecular oxy- and amino-alkynylations. (Enantioselective) copper-catalyzed oxy-alkynylation of diazo compounds led to stereocenters with perfect atom economy. Finally, EBXs were also used for the alkynylation of radicals generated under photoredox conditions. Since 2013, we then extended the use of BX reagents to other transformations. Azidobenziodoxol(on)ess (ABXs) were used in the azidation of keto esters, enol silanes, and styrenes. New more stable derivatives were introduced. Cyanobenziodoxolones (CBXs) enabled the cyanation of stabilized enolates, thiols, and radicals. Finally, new BX reagents were developed for the Umpolung of indoles and pyrroles. They could be used in metal-catalyzed directed C-H functionalizations, as well as in Lewis acid mediated oxidative coupling to give functionalized bi(hetero)arenes. In the past decade, our group and others have shown that BX reagents are not only "structural beauties", but also extremely useful reagents in synthetic chemistry. A toolbox of cyclic hypervalent iodine reagents is now available to achieve Umpolung-based disconnections. We are convinced that the field is still in its infancy, and many new reagents and transformations still remain to be discovered.
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Affiliation(s)
- Durga Prasad Hari
- Laboratory of Catalysis and Organic Synthesis, Ecole Polytechnique Fédérale de Lausanne, EPFL SB ISIC
LCSO, BCH 4306, 1015 Lausanne, Switzerland
| | - Paola Caramenti
- Laboratory of Catalysis and Organic Synthesis, Ecole Polytechnique Fédérale de Lausanne, EPFL SB ISIC
LCSO, BCH 4306, 1015 Lausanne, Switzerland
| | - Jerome Waser
- Laboratory of Catalysis and Organic Synthesis, Ecole Polytechnique Fédérale de Lausanne, EPFL SB ISIC
LCSO, BCH 4306, 1015 Lausanne, Switzerland
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137
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Jiang H, Studer A. Transition-Metal-Free Three-Component Radical 1,2-Amidoalkynylation of Unactivated Alkenes. Chemistry 2018; 25:516-520. [PMID: 30403422 DOI: 10.1002/chem.201805490] [Citation(s) in RCA: 26] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/02/2018] [Indexed: 11/10/2022]
Abstract
A transition-metal-free radical 1,2-amidoalkynylation of unactivated alkenes is presented. α-Amido-oxy acids were used as amidyl radical precursors, which were oxidized by an organic photoredox catalyst (4CzlPN). The electrophilic N-radicals chemoselectively reacted with various aliphatic alkenes and the adduct radicals were then trapped by ethynylbenziodoxolone (EBX) reagents to eventually provide the amidoalkynylation products. These transformations, which were conducted under practical and mild conditions, showed high functional group tolerance and broad substrate scope. Mechanistic studies supported the radical nature of these cascades.
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Affiliation(s)
- Heng Jiang
- Organisch-Chemisches Institut, Westfälische Wilhelms-Universität, Corrensstraß 40, 48149, Münster, Germany
| | - Armido Studer
- Organisch-Chemisches Institut, Westfälische Wilhelms-Universität, Corrensstraß 40, 48149, Münster, Germany
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138
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Li GX, Hu X, He G, Chen G. Photoredox-Mediated Minisci-type Alkylation of N-Heteroarenes with Alkanes with High Methylene Selectivity. ACS Catal 2018. [DOI: 10.1021/acscatal.8b04079] [Citation(s) in RCA: 79] [Impact Index Per Article: 13.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Guo-Xing Li
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Xiafei Hu
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gang He
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, China
| | - Gong Chen
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, China
- Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
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139
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Zhou C, Lei T, Wei XZ, Liu Z, Chen B, Ramamurthy V, Tung CH, Wu LZ. Chemo- and Regioselective Synthesis of Alkynyl Cyclobutanes by Visible Light Photocatalysis. Org Lett 2018; 20:6808-6811. [PMID: 30339405 DOI: 10.1021/acs.orglett.8b02934] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Here is the first visible light catalytic intermolecular cross [2 + 2] cycloaddition of enynes with alkenes to alkynyl cyclobutanes established with good functional group tolerance and high reaction efficiency and selectivity. Detailed studies reveal that enynes, including nonaromatic ones, can be sensitized by fac-Ir(ppy)3 via an energy transfer pathway. Addition of the Lewis acid PPh3AuNTf2 enables the cross photo[2 + 2] cycloaddition reaction to take place under both direct visible light irradiation or sensitization by Ru(bpy)3(PF6)2.
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Affiliation(s)
- Chao Zhou
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Tao Lei
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Xiang-Zhu Wei
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Zan Liu
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Bin Chen
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
| | | | - Chen-Ho Tung
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Li-Zhu Wu
- Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry , The Chinese Academy of Sciences , Beijing 100190 , China.,School of Future Technology , University of Chinese Academy of Sciences , Beijing 100049 , China
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140
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Liu X, Liu R, Dai J, Cheng X, Li G. Application of Hantzsch Ester and Meyer Nitrile in Radical Alkynylation Reactions. Org Lett 2018; 20:6906-6909. [DOI: 10.1021/acs.orglett.8b03050] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Xu Liu
- Institute of Chemistry and Biomedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, National Demonstration Center for Experimental Chemistry Education, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Ruoyu Liu
- Institute of Chemistry and Biomedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, National Demonstration Center for Experimental Chemistry Education, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Jie Dai
- Institute of Chemistry and Biomedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, National Demonstration Center for Experimental Chemistry Education, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Xu Cheng
- Institute of Chemistry and Biomedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, National Demonstration Center for Experimental Chemistry Education, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
- State Key Laboratory Cultivation Base for TCM Quality and Efficacy, Nanjing University of Chinese Medicine, Nanjing 210023, China
| | - Guigen Li
- Institute of Chemistry and Biomedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, National Demonstration Center for Experimental Chemistry Education, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
- Department of Chemistry and Biochemistry, Texas Tech University, Lubbock, Texas 79409, United States
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141
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Liu B, Lim CH, Miyake GM. Light-Driven Intermolecular Charge Transfer Induced Reactivity of Ethynylbenziodoxol(on)e and Phenols. J Am Chem Soc 2018; 140:12829-12835. [PMID: 30216713 DOI: 10.1021/jacs.8b05870] [Citation(s) in RCA: 50] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Ethynylbenziodoxol(on)es (EBXs) have been widely used in organic synthesis as electrophilic alkyne-transfer reagents involving carbon- and heteroatom-based nucleophiles. However, potential reactions of EBXs with phenols remain uninvestigated. Here, we present the formation of ( Z)-2-iodovinyl phenyl ethers with excellent regio- and stereoselectivity through the reactivity between EBXs and phenols driven by visible light. We propose that this light-activated transformation proceeds through electron donor-acceptor complexes to enable new reactivity beyond existing mechanisms for alkynylation of carbon- and heteroatom-based nucleophiles. This operationally robust process was employed for the synthesis of diverse ( Z)-2-iodovinyl phenyl ethers through irradiating a solution containing a phenyl-EBX, a phenol, and the base Cs2CO3 with a commercially available blue LED at room temperature. The ( Z)-2-iodovinyl phenyl ether products can be further stereospecifically functionalized to form trisubstituted alkenes, demonstrating the potential of these products en route to chemical complexity.
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Affiliation(s)
- Bin Liu
- Department of Chemistry , Colorado State University , Fort Collins , Colorado 80523 , United States
| | - Chern-Hooi Lim
- Department of Chemistry , Colorado State University , Fort Collins , Colorado 80523 , United States
| | - Garret M Miyake
- Department of Chemistry , Colorado State University , Fort Collins , Colorado 80523 , United States
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142
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Guo J, Wu QL, Xie Y, Weng J, Lu G. Visible-Light-Mediated Decarboxylative Benzylation of Imines with Arylacetic Acids. J Org Chem 2018; 83:12559-12567. [DOI: 10.1021/acs.joc.8b01849] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Jing Guo
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation, School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, P. R. China
| | - Qiao-Lei Wu
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation, School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, P. R. China
| | - Ying Xie
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation, School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, P. R. China
| | - Jiang Weng
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation, School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, P. R. China
| | - Gui Lu
- Guangdong Provincial Key Laboratory of New Drug Design and Evaluation, School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, P. R. China
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143
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Wang L, Xia Y, Bergander K, Studer A. Remote Site-Specific Radical Alkynylation of Unactivated C–H Bonds. Org Lett 2018; 20:5817-5820. [DOI: 10.1021/acs.orglett.8b02514] [Citation(s) in RCA: 48] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Affiliation(s)
- Lin Wang
- Institute of Organic Chemistry, University of Münster, Corrensstrasse 40, 48149 Münster, Germany
| | - Yong Xia
- Institute of Organic Chemistry, University of Münster, Corrensstrasse 40, 48149 Münster, Germany
| | - Klaus Bergander
- Institute of Organic Chemistry, University of Münster, Corrensstrasse 40, 48149 Münster, Germany
| | - Armido Studer
- Institute of Organic Chemistry, University of Münster, Corrensstrasse 40, 48149 Münster, Germany
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144
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Liu Y, Liu X, Li J, Zhao X, Qiao B, Jiang Z. Catalytic enantioselective radical coupling of activated ketones with N-aryl glycines. Chem Sci 2018; 9:8094-8098. [PMID: 30542558 PMCID: PMC6238713 DOI: 10.1039/c8sc02948b] [Citation(s) in RCA: 80] [Impact Index Per Article: 13.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2018] [Accepted: 08/27/2018] [Indexed: 12/14/2022] Open
Abstract
Asymmetric H-bonding catalysis as a viable strategy for enantioselective radical coupling of ketones is demonstrated. With a visible-light-mediated dual catalytic system involving a dicyanopyrazine-derived chromophore (DPZ) photosensitizer and a chiral phosphoric acid (CPA), N-aryl glycines with a variety of 1,2-diketones and isatins underwent a redox-neutral radical coupling process and furnished two series of valuable chiral 1,2-amino tertiary alcohols in high yields with good to excellent enantioselectivities (up to 97% ee). In this catalysis platform, the formation of neutral radical intermediates between ketyl and H-bonding catalyst CPA is responsible for presenting stereocontrolling factors. Its success in this work should provide inspiration for expansion to other readily accessible ketones to react with various radical species, thus leading to a productive approach to access chiral tertiary alcohol derivatives.
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Affiliation(s)
- Yang Liu
- Key Laboratory of Natural Medicine and Immuno-Engineering of Henan Province , Henan University , Kaifeng , Henan 475004 , P. R. China .
| | - Xiangyuan Liu
- Key Laboratory of Natural Medicine and Immuno-Engineering of Henan Province , Henan University , Kaifeng , Henan 475004 , P. R. China .
| | - Jiangtao Li
- Key Laboratory of Natural Medicine and Immuno-Engineering of Henan Province , Henan University , Kaifeng , Henan 475004 , P. R. China .
| | - Xiaowei Zhao
- Key Laboratory of Natural Medicine and Immuno-Engineering of Henan Province , Henan University , Kaifeng , Henan 475004 , P. R. China .
| | - Baokun Qiao
- Key Laboratory of Natural Medicine and Immuno-Engineering of Henan Province , Henan University , Kaifeng , Henan 475004 , P. R. China .
| | - Zhiyong Jiang
- Key Laboratory of Natural Medicine and Immuno-Engineering of Henan Province , Henan University , Kaifeng , Henan 475004 , P. R. China . .,Henan Key Laboratory of Organic Functional Molecule and Drug Innovation , School of Chemistry and Chemical Engineering , Henan Normal University , Xinxiang , Henan 453007 , P. R. China
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145
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Zheng C, Wang Y, Xu Y, Chen Z, Chen G, Liang SH. Ru-Photoredox-Catalyzed Decarboxylative Oxygenation of Aliphatic Carboxylic Acids through N-(acyloxy)phthalimide. Org Lett 2018; 20:4824-4827. [DOI: 10.1021/acs.orglett.8b01885] [Citation(s) in RCA: 27] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Chao Zheng
- Key Laboratory of Tropical Medicinal Plant Chemistry of Ministry of Education, Collaborative Innovation Center of Tropical Biological Resources, Hainan Normal University, Hainan Haikou 571158, China
- Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts 02114, United States
| | - Yuting Wang
- Key Laboratory of Tropical Medicinal Plant Chemistry of Ministry of Education, Collaborative Innovation Center of Tropical Biological Resources, Hainan Normal University, Hainan Haikou 571158, China
| | - Yangrui Xu
- Key Laboratory of Tropical Medicinal Plant Chemistry of Ministry of Education, Collaborative Innovation Center of Tropical Biological Resources, Hainan Normal University, Hainan Haikou 571158, China
| | - Zhen Chen
- Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts 02114, United States
| | - Guangying Chen
- Key Laboratory of Tropical Medicinal Plant Chemistry of Ministry of Education, Collaborative Innovation Center of Tropical Biological Resources, Hainan Normal University, Hainan Haikou 571158, China
| | - Steven H. Liang
- Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts 02114, United States
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146
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Le Vaillant F, Garreau M, Nicolai S, Gryn'ova G, Corminboeuf C, Waser J. Fine-tuned organic photoredox catalysts for fragmentation-alkynylation cascades of cyclic oxime ethers. Chem Sci 2018; 9:5883-5889. [PMID: 30079201 PMCID: PMC6050529 DOI: 10.1039/c8sc01818a] [Citation(s) in RCA: 123] [Impact Index Per Article: 20.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2018] [Accepted: 05/28/2018] [Indexed: 12/31/2022] Open
Abstract
Fine-tuned organic photoredox catalysts are introduced for the metal-free alkynylation of alkylnitrile radicals generated via oxidative ring opening of cyclic alkylketone oxime ethers. The redox properties of the dyes were determined by both cyclic voltammetry and computation and covered an existing gap in the oxidation potential of photoredox organocatalysts.
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Affiliation(s)
- Franck Le Vaillant
- Laboratory of Catalysis and Organic Synthesis , Institut des Sciences et Ingénierie Chimique , Ecole Polytechnique Fédérale de Lausanne , Ch-1015 , Lausanne , Switzerland .
| | - Marion Garreau
- Laboratory of Catalysis and Organic Synthesis , Institut des Sciences et Ingénierie Chimique , Ecole Polytechnique Fédérale de Lausanne , Ch-1015 , Lausanne , Switzerland .
| | - Stefano Nicolai
- Laboratory of Catalysis and Organic Synthesis , Institut des Sciences et Ingénierie Chimique , Ecole Polytechnique Fédérale de Lausanne , Ch-1015 , Lausanne , Switzerland .
| | - Ganna Gryn'ova
- Laboratory for Computational Molecular Design , Institut des Sciences et Ingénierie Chimique , Ecole Polytechnique Fédérale de Lausanne , Ch-1015 , Lausanne , Switzerland
| | - Clemence Corminboeuf
- Laboratory for Computational Molecular Design , Institut des Sciences et Ingénierie Chimique , Ecole Polytechnique Fédérale de Lausanne , Ch-1015 , Lausanne , Switzerland
| | - Jerome Waser
- Laboratory of Catalysis and Organic Synthesis , Institut des Sciences et Ingénierie Chimique , Ecole Polytechnique Fédérale de Lausanne , Ch-1015 , Lausanne , Switzerland .
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147
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Rubial B, Ballesteros A, González JM. Silylium-Catalyzed Carbon-Carbon Coupling of Alkynylsilanes with (2-Bromo-1-methoxyethyl)arenes: Alternative Approaches. European J Org Chem 2018. [DOI: 10.1002/ejoc.201800777] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Affiliation(s)
- Belén Rubial
- Departamento de Química Orgánica e Inorgánica and Instituto Universitario de Química Organometálica “Enrique Moles”; Universidad de Oviedo; C/ Julián Clavería 8 33006 Oviedo Spain
| | - Alfredo Ballesteros
- Departamento de Química Orgánica e Inorgánica and Instituto Universitario de Química Organometálica “Enrique Moles”; Universidad de Oviedo; C/ Julián Clavería 8 33006 Oviedo Spain
| | - José M. González
- Departamento de Química Orgánica e Inorgánica and Instituto Universitario de Química Organometálica “Enrique Moles”; Universidad de Oviedo; C/ Julián Clavería 8 33006 Oviedo Spain
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148
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Xu W, Ma J, Yuan XA, Dai J, Xie J, Zhu C. Synergistic Catalysis for the Umpolung Trifluoromethylthiolation of Tertiary Ethers. Angew Chem Int Ed Engl 2018; 57:10357-10361. [DOI: 10.1002/anie.201805927] [Citation(s) in RCA: 71] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/23/2018] [Indexed: 11/10/2022]
Affiliation(s)
- Wentao Xu
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Junyang Ma
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Xiang-Ai Yuan
- School of Chemistry and Chemical Engineering; Qufu Normal University; Qufu 273165 P. R. China
| | - Jie Dai
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Jin Xie
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Chengjian Zhu
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
- State Key Laboratory of Organometallic Chemistry; Shanghai Institute of Organic Chemistry; Shanghai 200032 P. R. China
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149
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Xu W, Ma J, Yuan XA, Dai J, Xie J, Zhu C. Synergistic Catalysis for the Umpolung Trifluoromethylthiolation of Tertiary Ethers. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201805927] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Wentao Xu
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Junyang Ma
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Xiang-Ai Yuan
- School of Chemistry and Chemical Engineering; Qufu Normal University; Qufu 273165 P. R. China
| | - Jie Dai
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Jin Xie
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
| | - Chengjian Zhu
- State Key Laboratory of Coordination Chemistry; Jiangsu Key Laboratory of Advanced Organic Materials; National Demonstration Center for Experimental Chemistry, Education; School of Chemistry and Chemical Engineering; Nanjing University; Nanjing 210023 P. R. China
- State Key Laboratory of Organometallic Chemistry; Shanghai Institute of Organic Chemistry; Shanghai 200032 P. R. China
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150
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Ge L, Jian W, Zhou H, Chen S, Ye C, Yu F, Qian B, Li Y, Bao H. Iron-Catalyzed Vinylic C-H Alkylation with Alkyl Peroxides. Chem Asian J 2018; 13:2522-2528. [PMID: 29767475 DOI: 10.1002/asia.201800534] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/09/2018] [Revised: 05/14/2018] [Indexed: 01/19/2023]
Abstract
A variety of alkyl peresters and alkyl diacyl peroxides, which are readily accessible from carboxylic acids, are utilized as general primary, secondary, and tertiary alkylating reagents for iron-catalyzed vinylic C-H alkylation of vinyl arenes, dienes, and 1,3-enynes. This transformation affords olefinic products in up to 98 % yield with high E/Z values. A broad range of functionalities, including carboxyl, boronic acid, methoxy, ester, amino, and halides, are tolerated. This protocol provides a facile approach to some olefins that are difficult to access, and hence, offers an alternative to existing systems. The synthetic utility of this method is demonstrated by late-stage functionalization of selected natural-product derivatives.
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Affiliation(s)
- Liang Ge
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Wujun Jian
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Huan Zhou
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Shaowei Chen
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Changqing Ye
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Fei Yu
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Bo Qian
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Yajun Li
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
| | - Hongli Bao
- Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, State Key Laboratory of Structural Chemistry, Center for Excellence in Molecular Synthesis, Fujian Institute of Research on the Structure of Matter, University of Chinese Academy of Sciences, 155 Yangqiao Road West, Fuzhou, Fujian, 350002, P.R. China
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