51
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Zhao Y, Yu C, Liang W, Atodiresei IL, Patureau FW. TEMPO-mediated late stage photochemical hydroxylation of biaryl sulfonium salts. Chem Commun (Camb) 2022; 58:2846-2849. [PMID: 35129566 DOI: 10.1039/d1cc07057f] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
The late stage photochemical hydroxylation of biaryl sulfonium salts was enabled with a TEMPO derivative as a simple oxygen source, in metal free conditions. The scope and mechanism of this exceptionally simple synthetic method, which constructs important arylated phenols from aromatic C-H bonds, are herein discussed.
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Affiliation(s)
- Yue Zhao
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, Aachen 52074, Germany.
| | - Congjun Yu
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, Aachen 52074, Germany.
| | - Wenjing Liang
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, Aachen 52074, Germany.
| | - Iuliana L Atodiresei
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, Aachen 52074, Germany.
| | - Frederic W Patureau
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, Aachen 52074, Germany.
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52
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Sakakibara Y, Murakami K, Itami K. C-H Acyloxylation of Polycyclic Aromatic Hydrocarbons. Org Lett 2022; 24:602-607. [PMID: 34994201 DOI: 10.1021/acs.orglett.1c04030] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The C-H acyloxylation of polycyclic aromatic hydrocarbons (PAHs) is described. This reaction constructs aryl acyloxylate scaffolds from PAHs with equimolar hypervalent iodine compounds under mild reaction conditions. Interestingly, the blue light irradiation accelerated this transformation. Additionally, the synthesis of structurally new symmetric and unsymmetric diaroyloxylated fluoranthenes was accomplished with a ruthenium photoredox catalyst.
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Affiliation(s)
- Yota Sakakibara
- Institute of Transformative Bio-Molecules (WPI-ITbM) and Graduate School of Science, Nagoya University, Chikusa, Nagoya 464-8602, Japan
| | - Kei Murakami
- Institute of Transformative Bio-Molecules (WPI-ITbM) and Graduate School of Science, Nagoya University, Chikusa, Nagoya 464-8602, Japan.,Department of Chemistry, School of Science and Technology, Kwansei Gakuin University, 2-1 Gakuin, Sanda, Hyogo 669-1337, Japan.,JST-PRESTO, 7 Gobancho, Chiyoda, Tokyo 102-0076, Japan
| | - Kenichiro Itami
- Institute of Transformative Bio-Molecules (WPI-ITbM) and Graduate School of Science, Nagoya University, Chikusa, Nagoya 464-8602, Japan
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53
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Song G, Xue D. Research Progress on Light-Promoted Transition Metal-Catalyzed C-Heteroatom Bond Coupling Reactions. CHINESE J ORG CHEM 2022. [DOI: 10.6023/cjoc202202018] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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54
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Wan NW, Cui HB, Zhao L, Shan J, Chen K, Wang ZQ, Zhou XJ, Cui BD, Han WY, Chen YZ. Directed evolution of cytochrome P450DA hydroxylase activity for stereoselective biohydroxylation. Catal Sci Technol 2022. [DOI: 10.1039/d2cy00164k] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A colorimetric high throughput screening method was developed based on a dual-enzyme cascade and used for the directed evolution of cytochrome P450 hydroxylase activity.
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Affiliation(s)
- Nan-Wei Wan
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Hai-Bo Cui
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Ling Zhao
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Jing Shan
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Ke Chen
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Zhong-Qiang Wang
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Xiao-Jian Zhou
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Bao-Dong Cui
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Wen-Yong Han
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
| | - Yong-Zheng Chen
- Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province, Generic Drug Research Center of Guizhou Province, Green Pharmaceuticals Engineering Research Center of Guizhou Province, School of Pharmacy, Zunyi Medical University, Zunyi, 563000, China
- Key Laboratory of Basic Pharmacology of Ministry of Education, and Joint International Research Laboratory of Ethnomedicine of Ministry of Education, Zunyi Medical University, China
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55
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Ohleier A, Sallustrau A, Mouhsine B, Caillé F, Audisio D, Cantat T. Catalytic methoxylation of aryl halides using 13C- and 14C-labeled CO 2. Chem Commun (Camb) 2022; 58:12831-12834. [DOI: 10.1039/d2cc03746g] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A late-stage carbon isotope strategy, which allows methoxylation from CO2, is reported. This catalytic process, that relies on the formation of BBN-OCH3, enabled 13C and 14C labeling of a series of substrates, including pharmaceuticals.
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Affiliation(s)
- Alexia Ohleier
- Université Paris-Saclay, CEA, CNRS, NIMBE, Gif-sur-Yvette 91191, France
- Université Paris-Saclay, Service de Chimie Bio-organique et Marquage (SCBM), CEA/DRF/JOLIOT, Gif sur Yvette 91191, France
- Université Paris-Saclay, Inserm, CNRS, CEA, Laboratoire d’Imagerie Biomédicale Multimodale Paris-Saclay, Orsay 91401, France
| | - Antoine Sallustrau
- Université Paris-Saclay, Service de Chimie Bio-organique et Marquage (SCBM), CEA/DRF/JOLIOT, Gif sur Yvette 91191, France
| | - Bouchaib Mouhsine
- Université Paris-Saclay, Service de Chimie Bio-organique et Marquage (SCBM), CEA/DRF/JOLIOT, Gif sur Yvette 91191, France
| | - Fabien Caillé
- Université Paris-Saclay, Inserm, CNRS, CEA, Laboratoire d’Imagerie Biomédicale Multimodale Paris-Saclay, Orsay 91401, France
| | - Davide Audisio
- Université Paris-Saclay, Service de Chimie Bio-organique et Marquage (SCBM), CEA/DRF/JOLIOT, Gif sur Yvette 91191, France
| | - Thibault Cantat
- Université Paris-Saclay, CEA, CNRS, NIMBE, Gif-sur-Yvette 91191, France
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56
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Huiqin W, Wu M. Photocatalytic synthesis of phenols mediated by visible light using KI as catalyst. Tetrahedron Lett 2021. [DOI: 10.1016/j.tetlet.2021.153549] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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57
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Lubov DP, Bryliakova AA, Samsonenko DG, Sheven DG, Talsi EP, Bryliakov KP. Palladium‐Aminopyridine Catalyzed C−H Oxygenation: Probing the Nature of Metal Based Oxidant. ChemCatChem 2021. [DOI: 10.1002/cctc.202101345] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Dmitry P. Lubov
- Boreskov Institute of Catalysis Lavrentieva 5 Novosibirsk 630090 Russia
| | - Anna A. Bryliakova
- Novosibirsk State University Pirogova 1 Novosibirsk 630090 Russia
- Novosibirsk R&D Center Inzhenernaya 20 Novosibirsk 630090 Russia
| | - Denis G. Samsonenko
- Nikolaev Institute of Inorganic Chemistry Pr. Lavrentieva 3 Novosibirsk 630090 Russia
| | - Dmitriy G. Sheven
- Nikolaev Institute of Inorganic Chemistry Pr. Lavrentieva 3 Novosibirsk 630090 Russia
| | - Evgenii P. Talsi
- Boreskov Institute of Catalysis Lavrentieva 5 Novosibirsk 630090 Russia
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58
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Abstract
Acetoxylation of arenes is an important reaction and an unmet need in chemistry. We report a metal-free, direct acetoxylation reaction using sodium nitrate under an anhydrous environment of trifluoroacetic acid, acetic acid, and acetic anhydride. Arenes (31 examples), with oxidation potentials (Eox, in V vs SCE) lower than benzene (2.48 V), were acetoxylated with good yields and regioselectivity. A stepwise, single electron-transfer mechanism is proposed.
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Affiliation(s)
- Thi Anh Hong Nguyen
- Department of Chemistry, National Central University, No. 300 Jhong-Da Road, Jhong-li, Taoyuan Taiwan 32001
| | - Duen-Ren Hou
- Department of Chemistry, National Central University, No. 300 Jhong-Da Road, Jhong-li, Taoyuan Taiwan 32001
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59
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Abstract
[Figure: see text].
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Affiliation(s)
- Lu Cheng
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials, Jiangsu Key Laboratory of Biofunctional Materials, Jiangsu Key Laboratory of New Power Batteries, and Key Laboratory of Applied Photochemistry, Nanjing Normal University, Nanjing 210023, China.,School of Chemistry and Materials Science, Nanjing Normal University, Nanjing 210023, China
| | - Huihui Wang
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials, Jiangsu Key Laboratory of Biofunctional Materials, Jiangsu Key Laboratory of New Power Batteries, and Key Laboratory of Applied Photochemistry, Nanjing Normal University, Nanjing 210023, China.,School of Chemistry and Materials Science, Nanjing Normal University, Nanjing 210023, China
| | - Hengrui Cai
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials, Jiangsu Key Laboratory of Biofunctional Materials, Jiangsu Key Laboratory of New Power Batteries, and Key Laboratory of Applied Photochemistry, Nanjing Normal University, Nanjing 210023, China.,School of Chemistry and Materials Science, Nanjing Normal University, Nanjing 210023, China
| | - Jie Zhang
- School of Chemistry and Materials Science, Nanjing Normal University, Nanjing 210023, China
| | - Xu Gong
- School of Chemistry and Materials Science, Nanjing Normal University, Nanjing 210023, China
| | - Wei Han
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials, Jiangsu Key Laboratory of Biofunctional Materials, Jiangsu Key Laboratory of New Power Batteries, and Key Laboratory of Applied Photochemistry, Nanjing Normal University, Nanjing 210023, China.,School of Chemistry and Materials Science, Nanjing Normal University, Nanjing 210023, China
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60
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Urruzuno I, Andrade-Sampedro P, Correa A. Late-Stage C-H Acylation of Tyrosine-Containing Oligopeptides with Alcohols. Org Lett 2021; 23:7279-7284. [PMID: 34477386 PMCID: PMC8453636 DOI: 10.1021/acs.orglett.1c02764] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2021] [Indexed: 12/13/2022]
Abstract
The selective tagging of amino acids within a peptide framework while using atom-economical C-H counterparts poses an unmet challenge within peptide chemistry. Herein, we report a novel Pd-catalyzed late-stage C-H acylation of a collection of Tyr-containing peptides with alcohols. This water-compatible labeling technique is distinguished by its reliable scalability and features the use of ethanol as a renewable feedstock for the assembly of a variety of peptidomimetics.
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Affiliation(s)
- Iñaki Urruzuno
- Department
of Organic Chemistry I, University of the
Basque Country (UPV/EHU), Joxe Mari Korta
R&D Center, Avenida Tolosa 72, 20018 Donostia-San Sebastián, Spain
| | - Paula Andrade-Sampedro
- Department
of Organic Chemistry I, University of the
Basque Country (UPV/EHU), Joxe Mari Korta
R&D Center, Avenida Tolosa 72, 20018 Donostia-San Sebastián, Spain
- Donostia
International Physics Center (DIPC), Paseo Manuel de Lardizabal 4, 20018 Donostia-San Sebastián, Spain
| | - Arkaitz Correa
- Department
of Organic Chemistry I, University of the
Basque Country (UPV/EHU), Joxe Mari Korta
R&D Center, Avenida Tolosa 72, 20018 Donostia-San Sebastián, Spain
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61
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Zhang H, Chen L, Oderinde MS, Edwards JT, Kawamata Y, Baran PS. Chemoselective, Scalable Nickel‐Electrocatalytic
O
‐Arylation of Alcohols. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202107820] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Hai‐Jun Zhang
- Department of Chemistry The Scripps Research Institute 10550 North Torrey Pines Road La Jolla CA 92037 USA
| | - Longrui Chen
- Department of Chemistry The Scripps Research Institute 10550 North Torrey Pines Road La Jolla CA 92037 USA
| | - Martins S. Oderinde
- Department of Discovery Synthesis Bristol Myers Squibb Research & Early Development Princeton NJ 08540 USA
| | | | - Yu Kawamata
- Department of Chemistry The Scripps Research Institute 10550 North Torrey Pines Road La Jolla CA 92037 USA
| | - Phil S. Baran
- Department of Chemistry The Scripps Research Institute 10550 North Torrey Pines Road La Jolla CA 92037 USA
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62
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Zhang HJ, Chen L, Oderinde MS, Edwards JT, Kawamata Y, Baran PS. Chemoselective, Scalable Nickel-Electrocatalytic O-Arylation of Alcohols. Angew Chem Int Ed Engl 2021; 60:20700-20705. [PMID: 34288303 PMCID: PMC8429144 DOI: 10.1002/anie.202107820] [Citation(s) in RCA: 23] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2021] [Revised: 07/18/2021] [Indexed: 11/12/2022]
Abstract
The formation of aryl-alkyl ether bonds through cross coupling of alcohols with aryl halides represents a useful strategic departure from classical SN 2 methods. Numerous tactics relying on Pd-, Cu-, and Ni-based catalytic systems have emerged over the past several years. Herein we disclose a Ni-catalyzed electrochemically driven protocol to achieve this useful transformation with a broad substrate scope in an operationally simple way. This electrochemical method does not require strong base, exogenous expensive transition metal catalysts (e.g., Ir, Ru), and can easily be scaled up in either a batch or flow setting. Interestingly, e-etherification exhibits an enhanced substrate scope over the mechanistically related photochemical variant as it tolerates tertiary amine functional groups in the alcohol nucleophile.
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Affiliation(s)
- Hai-Jun Zhang
- Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA, 92037, USA
| | - Longrui Chen
- Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA, 92037, USA
| | - Martins S Oderinde
- Department of Discovery Synthesis, Bristol Myers Squibb Research & Early Development, Princeton, NJ, 08540, USA
| | | | - Yu Kawamata
- Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA, 92037, USA
| | - Phil S Baran
- Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA, 92037, USA
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63
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Kang Q, Lin Y, Li Y, Xu L, Li K, Shi H. Catalytic S
N
Ar Hydroxylation and Alkoxylation of Aryl Fluorides. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202106440] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Qi‐Kai Kang
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province School of Science Westlake University 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
- Institute of Natural Sciences Westlake Institute for Advanced Study 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
| | - Yunzhi Lin
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province School of Science Westlake University 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
| | - Yuntong Li
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province School of Science Westlake University 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
| | - Lun Xu
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province School of Science Westlake University 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
| | - Ke Li
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province School of Science Westlake University 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
- Institute of Natural Sciences Westlake Institute for Advanced Study 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
| | - Hang Shi
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province School of Science Westlake University 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
- Institute of Natural Sciences Westlake Institute for Advanced Study 18 Shilongshan Road Hangzhou 310024 Zhejiang Province China
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64
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Nandhini S, Dharani S, Elamathi C, Dallemer F, Prabhakaran R. Synthesis of tetranuclear complex of Pd(II) with thiosemicarbazone ligands derived from 2‐quinolone and its catalytic evaluation in Suzuki–Miyaura‐type coupling reactions and alkoxylation of chloroquinolines. Appl Organomet Chem 2021. [DOI: 10.1002/aoc.6436] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Sundar Nandhini
- Department of Chemistry Bharathiar University Coimbatore India
| | | | | | - Frederic Dallemer
- Laboratoire MADIREL CNRS UMR7246 Universite of Aix‐Marseille Marseille France
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65
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Synthesis of Indoles via Intermolecular and Intramolecular Cyclization by Using Palladium-Based Catalysts. Catalysts 2021. [DOI: 10.3390/catal11091018] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022] Open
Abstract
As part of natural products or biologically active compounds, the synthesis of nitrogen-containing heterocycles is becoming incredibly valuable. Palladium is a transition metal that is widely utilized as a catalyst to facilitate carbon-carbon and carbon-heteroatom coupling; it is used in the synthesis of various heterocycles. This review includes the twelve years of successful indole synthesis using various palladium catalysts to establish carbon-carbon or carbon-nitrogen coupling, as well as the conditions that have been optimized.
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66
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Morrison KM, McGuire RT, Ferguson MJ, Stradiotto M. CgPhen-DalPhos Enables the Nickel-Catalyzed O-Arylation of Tertiary Alcohols with (Hetero)Aryl Electrophiles. ACS Catal 2021. [DOI: 10.1021/acscatal.1c03010] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Kathleen M. Morrison
- Department of Chemistry, Dalhousie University, 6274 Coburg Road, P.O. 15000, Halifax, Nova Scotia B3H 4R2, Canada
| | - Ryan T. McGuire
- Department of Chemistry, Dalhousie University, 6274 Coburg Road, P.O. 15000, Halifax, Nova Scotia B3H 4R2, Canada
| | - Michael J. Ferguson
- X-Ray Crystallography Laboratory, Department of Chemistry, University of Alberta, Edmonton, Alberta T6G 2G2 Canada
| | - Mark Stradiotto
- Department of Chemistry, Dalhousie University, 6274 Coburg Road, P.O. 15000, Halifax, Nova Scotia B3H 4R2, Canada
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67
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Kang QK, Lin Y, Li Y, Xu L, Li K, Shi H. Catalytic S N Ar Hydroxylation and Alkoxylation of Aryl Fluorides. Angew Chem Int Ed Engl 2021; 60:20391-20399. [PMID: 34263536 DOI: 10.1002/anie.202106440] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2021] [Revised: 07/08/2021] [Indexed: 12/14/2022]
Abstract
Nucleophilic aromatic substitution (SN Ar) is a powerful strategy for incorporating a heteroatom into an aromatic ring by displacement of a leaving group with a nucleophile, but this method is limited to electron-deficient arenes. We have now established a reliable method for accessing phenols and phenyl alkyl ethers via catalytic SN Ar reactions. The method is applicable to a broad array of electron-rich and neutral aryl fluorides, which are inert under classical SN Ar conditions. Although the mechanism of SN Ar reactions involving metal arene complexes is hypothesized to involve a stepwise pathway (addition followed by elimination), experimental data that support this hypothesis is still under exploration. Mechanistic studies and DFT calculations suggest either a stepwise or stepwise-like energy profile. Notably, we isolated a rhodium η5 -cyclohexadienyl complex intermediate with an sp3 -hybridized carbon bearing both a nucleophile and a leaving group.
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Affiliation(s)
- Qi-Kai Kang
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province, School of Science, Westlake University, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China.,Institute of Natural Sciences, Westlake Institute for Advanced Study, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China
| | - Yunzhi Lin
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province, School of Science, Westlake University, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China
| | - Yuntong Li
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province, School of Science, Westlake University, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China
| | - Lun Xu
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province, School of Science, Westlake University, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China
| | - Ke Li
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province, School of Science, Westlake University, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China.,Institute of Natural Sciences, Westlake Institute for Advanced Study, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China
| | - Hang Shi
- Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province, School of Science, Westlake University, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China.,Institute of Natural Sciences, Westlake Institute for Advanced Study, 18 Shilongshan Road, Hangzhou, 310024, Zhejiang Province, China
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68
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Singh P, Kumar Chouhan K, Mukherjee A. Ruthenium Catalyzed Intramolecular C-X (X=C, N, O, S) Bond Formation via C-H Functionalization: An Overview. Chem Asian J 2021; 16:2392-2412. [PMID: 34251077 DOI: 10.1002/asia.202100513] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2021] [Revised: 07/09/2021] [Indexed: 01/12/2023]
Abstract
Ruthenium catalyzed C-H activation is well known for its high tolerance towards the functional group and broad applicability in organic synthesis and molecular sciences, with significant applications in pharmaceutical industries, material sciences, and polymer industry. In the last few decades, enormous progress has been observed with ruthenium-catalyzed C-H activation chemistry. Notably, the vast majority of the C-H functionalization known in the literature are intermolecular, although the intramolecular variant provides fascinating new structural facet starting from the simple molecular scaffolds. Intramolecular C-H functionalization is atom economical and step efficient, results in less formation of undesired products which is easy to purify. This has created a lot of interest in organic chemistry in developing new synthetic strategies for such functionalization. The focus of this review is to present the relatively unexplored intramolecular functionalization of C-H bonds into C-X (X=C, N, O, S) bonds utilizing versatile ruthenium catalysts, their scope, and brief mechanistic discussion.
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Affiliation(s)
- Pallavi Singh
- Department of Chemistry, Indian Institute of Technology Bhilai GEC Campus, Sejbahar, Raipur, Chhattisgarh, 492015, India
| | - Kishor Kumar Chouhan
- Department of Chemistry, Indian Institute of Technology Bhilai GEC Campus, Sejbahar, Raipur, Chhattisgarh, 492015, India
| | - Arup Mukherjee
- Department of Chemistry, Indian Institute of Technology Bhilai GEC Campus, Sejbahar, Raipur, Chhattisgarh, 492015, India
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69
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Yuan C, Han F, Jia L, Hu X. Facilitated formation of 2-pyridyl oxime ethers via PyBroP promoted addition of oximes to pyridine N-oxides. Tetrahedron Lett 2021. [DOI: 10.1016/j.tetlet.2021.153254] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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70
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Huang C, Shi F, Cui Y, Li C, Lin J, Liu Q, Qin A, Wang H, Wu G, Wu P, Xiao J, Xu H, Yuan Y, Zhai Y, Zheng WF, Zheng Y, Yu B, Ma S. A palladium-catalyzed approach to allenic aromatic ethers and first total synthesis of terricollene A. Chem Sci 2021; 12:9347-9351. [PMID: 34349905 PMCID: PMC8278932 DOI: 10.1039/d1sc01896e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2021] [Accepted: 06/04/2021] [Indexed: 11/30/2022] Open
Abstract
A palladium-catalyzed C-O bond formation reaction between phenols and allenylic carbonates to give 2,3-allenic aromatic ethers with decent to excellent yields under mild reaction conditions has been described. A variety of synthetically useful functional groups are tolerated and the synthetic utility of this method has been demonstrated through a series of transformations of the allene moiety. By applying this reaction as the key step, the total syntheses of naturally occurring allenic aromatic ethers, eucalyptene and terricollene A (first synthesis; 4.5 g gram scale), have been accomplished.
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Affiliation(s)
- Chaofan Huang
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Fuchun Shi
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Yifan Cui
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Can Li
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Jie Lin
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Qi Liu
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Anni Qin
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Huanan Wang
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Guolin Wu
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Penglin Wu
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Junzhe Xiao
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Haibo Xu
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Yuan Yuan
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Yizhan Zhai
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Wei-Feng Zheng
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Yangguangyan Zheng
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
| | - Biao Yu
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
| | - Shengming Ma
- Research Center for Molecular Recognition and Synthesis, Department of Chemistry, Fudan University 220 Handan Lu Shanghai 200433 P. R. China
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 P. R. China
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71
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Sharma R, Yadav MR. Recent developments in decarboxylative C(aryl)-X bond formation from (hetero)aryl carboxylic acids. Org Biomol Chem 2021; 19:5476-5500. [PMID: 34076025 DOI: 10.1039/d1ob00675d] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Decarboxylative coupling reactions using readily available (hetero)aryl carboxylic acids are a highly efficient approach for the formation of new C-C and C-X bonds. These decarboxylative coupling reactions eliminate CO2 as a by-product, resulting in a greener and environmentally more benign approach than conventional coupling reactions. In this review, we summarize the recent developments in ipso-decarboxylative C-X (X = O/N/halo/S/Se/P/CN) bond formations using (hetero)aryl carboxylic acids. Furthermore, we highlight the current limitations and future research opportunities of aryl-decarboxylative coupling reactions.
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Affiliation(s)
- Ruchi Sharma
- Department of Chemistry, Indian Institute of Technology Delhi, Hauz Khas, New Delhi, 110016, India.
| | - M Ramu Yadav
- Department of Chemistry, Indian Institute of Technology Delhi, Hauz Khas, New Delhi, 110016, India.
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72
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Mohammadsaleh F, Jahromi MD, Hajipour AR, Hosseini SM, Niknam K. 1,2,3-Triazole framework: a strategic structure for C-H⋯X hydrogen bonding and practical design of an effective Pd-catalyst for carbonylation and carbon-carbon bond formation. RSC Adv 2021; 11:20812-20823. [PMID: 35479367 PMCID: PMC9034039 DOI: 10.1039/d1ra03356e] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2021] [Accepted: 06/04/2021] [Indexed: 12/14/2022] Open
Abstract
1,2,3-Triazole is an interesting N-heterocyclic framework which can act as both a hydrogen bond donor and metal chelator. In the present study, C-H hydrogen bonding of the 1,2,3-triazole ring was surveyed theoretically and the results showed a good agreement with the experimental observations. The click-modified magnetic nanocatalyst Pd@click-Fe3O4/chitosan was successfully prepared, in which the triazole moiety plays a dual role as both a strong linker and an excellent ligand and immobilizes the palladium species in the catalyst matrix. This nanostructure was well characterized and found to be an efficient catalyst for the CO gas-free formylation of aryl halides using formic acid (HCOOH) as the most convenient, inexpensive and environmentally friendly CO source. Here, the aryl halides are selectively converted to the corresponding aromatic aldehydes under mild reaction conditions and low Pd loading. The activity of this catalyst was also excellent in the Suzuki cross-coupling reaction of various aryl halides with phenylboronic acids in EtOH/H2O (1 : 1) at room temperature. In addition, this catalyst was stable in the reaction media and could be magnetically separated and recovered several times.
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Affiliation(s)
- Fatemeh Mohammadsaleh
- Department of Chemistry, Faculty of Nano and Bio Science and Technology, Persian Gulf University Bushehr Iran
| | | | - Abdol Reza Hajipour
- Pharmaceutical Research Laboratory, Department of Chemistry, Isfahan University of Technology Isfahan 84156 Islamic Republic of Iran.,Department of Pharmacology, University of Wisconsin, Medical School, 1300 University Avenue Madison 53706-1532 WI USA
| | - Seyed Mostafa Hosseini
- Pharmaceutical Research Laboratory, Department of Chemistry, Isfahan University of Technology Isfahan 84156 Islamic Republic of Iran
| | - Khodabakhsh Niknam
- Department of Chemistry, Faculty of Nano and Bio Science and Technology, Persian Gulf University Bushehr Iran
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73
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Vardhan H, Al-Enizi AM, Nafady A, Pan Y, Yang Z, Gutiérrez HR, Han X, Ma S. Single-Pore versus Dual-Pore Bipyridine-Based Covalent-Organic Frameworks: An Insight into the Heterogeneous Catalytic Activity for Selective CH Functionalization. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2021; 17:e2003970. [PMID: 32914540 DOI: 10.1002/smll.202003970] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/01/2020] [Revised: 08/05/2020] [Indexed: 06/11/2023]
Abstract
Exponential growth in the field of covalent-organic frameworks (COFs) is emanating from the direct correlation between designing principles and desired properties. The comparison of catalytic activity between single-pore and dual-pore COFs is of importance to establish structure-function relationship. Herein, the synthesis of imine-linked dual-pore [(BPyDC)]x % -ETTA COFs (x = 0%, 25%, 50%, 75%, 100%) with controllable bipyridine content is fulfilled by three-component condensation of 4,4',4″,4'″-(ethene-1,1,2,2-tetrayl)tetraaniline (ETTA), 4,4'-biphenyldialdehyde, and 2,2'-bipyridyl-5,5'-dialdehyde in different stoichiometric ratio. The strong coordination of bipyridine moieties of [(BPyDC)]x % -ETTA COFs with palladium imparts efficient catalytic active sites for selective functionalization of sp2 CH bond to CX (X = Br, Cl) or CO bonds in good yield. To broaden the scope of regioselective CH functionalization, a wide range of electronically and sterically substituted substrates under optimized catalytic condition are investigated. A comparison of the catalytic activity of palladium decorated dual-pore frameworks with single-pore imine-linked Pd(II) @ Py-2,2'-BPyDC framework is undertaken. The finding of this work provides a sporadic example of chelation-assisted CH functionalization and disclosed an in-depth comparison of the relationship between superior catalytic activity and core properties of rationally designed imine linked frameworks.
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Affiliation(s)
- Harsh Vardhan
- Department of Chemistry, University of South Florida, 4202 E. Fowler Avenue, Tampa, FL, 33620, USA
| | - Abdullah M Al-Enizi
- Department of Chemistry, College of Science, King Saud University, Riyadh, 11451, Saudi Arabia
| | - Ayman Nafady
- Department of Chemistry, College of Science, King Saud University, Riyadh, 11451, Saudi Arabia
| | - Yanxiong Pan
- Department of Chemistry and Biochemistry, North Dakota State University, 1231 Albrecht Blvd., Fargo, ND, 58108, USA
| | - Zhongyu Yang
- Department of Chemistry and Biochemistry, North Dakota State University, 1231 Albrecht Blvd., Fargo, ND, 58108, USA
| | | | - Xiaolong Han
- School of Chemical Engineering, Northwest University, Xi'an, Shaanxi, 710069, China
| | - Shengqian Ma
- Department of Chemistry, University of South Florida, 4202 E. Fowler Avenue, Tampa, FL, 33620, USA
- Department of Chemistry, University of North Texas, 1508 W Mulberry St, Denton, TX, 76201, USA
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74
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Jin S, Kim J, Kim D, Park JW, Chang S. Electrolytic C–H Oxygenation via Oxidatively Induced Reductive Elimination in Rh Catalysis. ACS Catal 2021. [DOI: 10.1021/acscatal.1c01670] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Seongho Jin
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, South Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon 34141, South Korea
| | - Jinwoo Kim
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, South Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon 34141, South Korea
| | - Dongwook Kim
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, South Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon 34141, South Korea
| | - Jung-Woo Park
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, South Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon 34141, South Korea
| | - Sukbok Chang
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, South Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon 34141, South Korea
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75
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Shao MZ, Liu XY, Li FQ, Chen Z. Synthesis of di- and poly-substituted phenols via [4 + 2] type cyclo-condensation. Tetrahedron Lett 2021. [DOI: 10.1016/j.tetlet.2021.153031] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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76
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Walker BR, Manabe S, Brusoe AT, Sevov CS. Mediator-Enabled Electrocatalysis with Ligandless Copper for Anaerobic Chan-Lam Coupling Reactions. J Am Chem Soc 2021; 143:6257-6265. [PMID: 33861580 PMCID: PMC8143265 DOI: 10.1021/jacs.1c02103] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Simple copper salts serve as catalysts to effect C-X bond-forming reactions in some of the most utilized transformations in synthesis, including the oxidative coupling of aryl boronic acids and amines. However, these Chan-Lam coupling reactions have historically relied on chemical oxidants that limit their applicability beyond small-scale synthesis. Despite the success of replacing strong chemical oxidants with electrochemistry for a variety of metal-catalyzed processes, electrooxidative reactions with ligandless copper catalysts are plagued by slow electron-transfer kinetics, irreversible copper plating, and competitive substrate oxidation. Herein, we report the implementation of substoichiometric quantities of redox mediators to address limitations to Cu-catalyzed electrosynthesis. Mechanistic studies reveal that mediators serve multiple roles by (i) rapidly oxidizing low-valent Cu intermediates, (ii) stripping Cu metal from the cathode to regenerate the catalyst and reveal the active Pt surface for proton reduction, and (iii) providing anodic overcharge protection to prevent substrate oxidation. This strategy is applied to Chan-Lam coupling of aryl-, heteroaryl-, and alkylamines with arylboronic acids in the absence of chemical oxidants. Couplings under these electrochemical conditions occur with higher yields and shorter reaction times than conventional reactions in air and provide complementary substrate reactivity.
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Affiliation(s)
- Benjamin R Walker
- Department of Chemistry and Biochemistry, The Ohio State University, 151 W. Woodruff Avenue, Columbus, Ohio 43210, United States
| | - Shuhei Manabe
- Department of Chemistry and Biochemistry, The Ohio State University, 151 W. Woodruff Avenue, Columbus, Ohio 43210, United States
| | - Andrew T Brusoe
- Chemical Development, Boehringer Ingelheim Pharmaceuticals, Inc., 900 Ridgebury Road, P.O. Box 368, Ridgefield, Connecticut 06877-0368, United States
| | - Christo S Sevov
- Department of Chemistry and Biochemistry, The Ohio State University, 151 W. Woodruff Avenue, Columbus, Ohio 43210, United States
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77
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Ray R, Hartwig JF. Oxalohydrazide Ligands for Copper-Catalyzed C-O Coupling Reactions with High Turnover Numbers. Angew Chem Int Ed Engl 2021; 60:8203-8211. [PMID: 33377249 PMCID: PMC8629487 DOI: 10.1002/anie.202015654] [Citation(s) in RCA: 21] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2020] [Indexed: 12/18/2022]
Abstract
Here, we report a class of ligands based on oxalohydrazide cores and N-amino pyrrole and N-amino indole units that generates long-lived copper catalysts for couplings that form the C-O bonds in biaryl ethers. These Cu-catalyzed coupling of phenols with aryl bromides occurred with turnovers up to 8000, a value which is nearly two orders of magnitude higher than those of prior couplings to form biaryl ethers and nearly an order of magnitude higher than those of any prior copper-catalyzed coupling of aryl bromides and chlorides. This ligand also led to copper systems that catalyze the coupling of aryl chlorides with phenols and the coupling of aryl bromides and iodides with primary benzylic and aliphatic alcohols. A wide variety of functional groups including nitriles, halides, ethers, ketones, amines, esters, amides, vinylarenes, alcohols and boronic acid esters were tolerated, and reactions occurred with aryl bromides in pharmaceutically related structures.
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Affiliation(s)
- Ritwika Ray
- Department of Chemistry, University of California, Berkeley, CA, 94720, USA
| | - John F Hartwig
- Department of Chemistry, University of California, Berkeley, CA, 94720, USA
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78
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Ray R, Hartwig JF. Oxalohydrazide Ligands for Copper‐Catalyzed C−O Coupling Reactions with High Turnover Numbers. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202015654] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Ritwika Ray
- Department of Chemistry University of California Berkeley CA 94720 USA
| | - John F. Hartwig
- Department of Chemistry University of California Berkeley CA 94720 USA
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79
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Achard T, Bellemin‐Laponnaz S. Recent Advances on Catalytic Osmium‐Free Olefin
syn
‐Dihydroxylation. European J Org Chem 2021. [DOI: 10.1002/ejoc.202001209] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Thierry Achard
- Département des Matériaux Organiques Institut de Physique et Chimie des Matériaux de Strasbourg (IPCMS) Université de Strasbourg CNRS UMR‐7504 23 rue du Loess, BP 43 67034 Strasbourg Cedex 2 France
| | - Stéphane Bellemin‐Laponnaz
- Département des Matériaux Organiques Institut de Physique et Chimie des Matériaux de Strasbourg (IPCMS) Université de Strasbourg CNRS UMR‐7504 23 rue du Loess, BP 43 67034 Strasbourg Cedex 2 France
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80
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Hashimoto T, Shiota K, Funatsu K, Yamaguchi Y. Cross‐Coupling Reactions of Aryl Halides with Primary and Secondary Aliphatic Alcohols Catalyzed by an
O
,
N
,
N
‐Coordinated Nickel Complex. Adv Synth Catal 2021. [DOI: 10.1002/adsc.202001346] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Toru Hashimoto
- Department of Advanced Materials Chemistry Graduate School of Engineering Yokohama National University 79-5 Tokiwadai, Hodogaya-ku Yokohama 240-8501 Japan Phone
| | - Keisuke Shiota
- Department of Advanced Materials Chemistry Graduate School of Engineering Yokohama National University 79-5 Tokiwadai, Hodogaya-ku Yokohama 240-8501 Japan Phone
| | - Kei Funatsu
- Department of Advanced Materials Chemistry Graduate School of Engineering Yokohama National University 79-5 Tokiwadai, Hodogaya-ku Yokohama 240-8501 Japan Phone
| | - Yoshitaka Yamaguchi
- Department of Advanced Materials Chemistry Graduate School of Engineering Yokohama National University 79-5 Tokiwadai, Hodogaya-ku Yokohama 240-8501 Japan Phone
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81
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Chen GS, Li JH, Chen SJ, Lin WX, Ren H, Deng DS, Liu YL. Hydroxyl group-directed, tartaric acid-catalyzed synthesis of meta-functionalized aryl ethers and phenols through domino conjugate addition/aromatization of para-quinols. Org Chem Front 2021. [DOI: 10.1039/d1qo01078f] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
Abstract
A tartaric acid-catalyzed three-component reaction of para-quinols, organoboronic acids, and alcohols affords meta-alkenylated aryl alkyl ether in good yields. In the absence of alcohols, meta-functionalized phenols could be obtained selectively.
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Affiliation(s)
- Guo-Shu Chen
- School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, P.R. China
| | - Jia-Hui Li
- School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, P.R. China
| | - Shu-Jie Chen
- School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, P.R. China
| | - Wen-Xia Lin
- School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, P.R. China
| | - Hai Ren
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, P.R. China
| | - Dong-Sheng Deng
- College of Chemistry and Chemical Engineering, Luoyang Normal University, Luoyang 471934, P.R. China
| | - Yun-Lin Liu
- School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, P.R. China
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82
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Ticconi B, Capocasa G, Cerrato A, Di Stefano S, Lapi A, Marincioni B, Olivo G, Lanzalunga O. Insight into the chemoselective aromatic vs. side-chain hydroxylation of alkylaromatics with H 2O 2 catalyzed by a non-heme imine-based iron complex. Catal Sci Technol 2021. [DOI: 10.1039/d0cy01868f] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Side-chain/ring oxygenated product ratio increases upon decreasing the benzylic bond dissociation energy in the oxidation of alkylaromatics with H2O2 catalyzed by an imine-based iron complex.
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Affiliation(s)
- Barbara Ticconi
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
| | - Giorgio Capocasa
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
| | - Andrea Cerrato
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
| | - Stefano Di Stefano
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
| | - Andrea Lapi
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
| | - Beatrice Marincioni
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
| | - Giorgio Olivo
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química
- Universitat de Girona
- 17003 Girona
- Spain
| | - Osvaldo Lanzalunga
- Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza” and
- Istituto CNR per i Sistemi Biologici (ISB-CNR)
- Sezione Meccanismi di Reazione, c/o Dipartimento di Chimica
- Università degli Studi di Roma “La Sapienza”
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83
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C. Malakar C, Singh V, Kumar V, Singh D, Gujjarappa R. Efficient Approach towards the Polysubstituted 4H-Pyran Hybrid Quinolone Derivatives and Subsequent Copper-Catalyzed Hydroxylation of Haloarenes. HETEROCYCLES 2021. [DOI: 10.3987/com-20-14383] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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84
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Bu Q, Kuniyil R, Shen Z, Gońka E, Ackermann L. Insights into Ruthenium(II/IV)-Catalyzed Distal C-H Oxygenation by Weak Coordination. Chemistry 2020; 26:16450-16454. [PMID: 32596872 PMCID: PMC7756554 DOI: 10.1002/chem.202003062] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2020] [Indexed: 11/07/2022]
Abstract
C-H hydroxylation of aryl acetamides and alkyl phenylacetyl esters was accomplished via challenging distal weak O-coordination by versatile ruthenium(II/IV) catalysis. The ruthenium(II)-catalyzed C-H oxygenation of aryl acetamides proceeded through C-H activation, ruthenium(II/IV) oxidation and reductive elimination, thus providing step-economical access to valuable phenols. The p-cymene-ruthenium(II/IV) manifold was established by detailed experimental and DFT-computational studies.
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Affiliation(s)
- Qingqing Bu
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077, Göttingen, Germany
| | - Rositha Kuniyil
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077, Göttingen, Germany
| | - Zhigao Shen
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077, Göttingen, Germany
| | - Elżbieta Gońka
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077, Göttingen, Germany
| | - Lutz Ackermann
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077, Göttingen, Germany
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85
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Watanabe K, Takagi M, Watanabe A, Murata S, Takita R. Cu(I)/sucrose-catalyzed hydroxylation of arenes in water: the dual role of sucrose. Org Biomol Chem 2020; 18:7827-7831. [PMID: 32990294 DOI: 10.1039/d0ob01683g] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
A protocol for the hydroxylation of aryl halides catalyzed by copper(i) and sucrose in neat water has been developed. The dual role of sucrose, the reaction pathway, and the high selectivity for hydroxylation were investigated using a combination of experimental and theoretical techniques.
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Affiliation(s)
- Kohei Watanabe
- One-stop Sharing Facility Center for Future Drug Discoveries, Graduate School of Pharmaceutical Sciences, University of Tokyo, Hongo 7-3-1, Bunkyo-ku, Tokyo, Japan.
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86
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Current state and future perspectives of engineered and artificial peroxygenases for the oxyfunctionalization of organic molecules. Nat Catal 2020. [DOI: 10.1038/s41929-020-00507-8] [Citation(s) in RCA: 33] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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87
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Reynard G, Mayrand H, Lebel H. Etherification of phenols by amines via transient diazonium intermediates. CAN J CHEM 2020. [DOI: 10.1139/cjc-2020-0028] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
In this paper, the synthesis of alkyl aryl ethers from electron poor phenols and amines, using 1,3-propanedinitrite, is described. Due to the mild conditions, functionalized primary, secondary, and tertiary alkyl groups were successfully introduced, denoting a highly tolerant process that allows for unprotected alcohols and acetals. The reaction is thought to proceed through the formation of a diazonium intermediate that undergoes subsequent SN2 or SN1 reactions.
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Affiliation(s)
- Guillaume Reynard
- Département de chimie and Centre in Green Chemistry and Catalysis (CGCC), Université de Montréal, Montréal, QC H3C 3J7, Canada
- Département de chimie and Centre in Green Chemistry and Catalysis (CGCC), Université de Montréal, Montréal, QC H3C 3J7, Canada
| | - Hugo Mayrand
- Département de chimie and Centre in Green Chemistry and Catalysis (CGCC), Université de Montréal, Montréal, QC H3C 3J7, Canada
- Département de chimie and Centre in Green Chemistry and Catalysis (CGCC), Université de Montréal, Montréal, QC H3C 3J7, Canada
| | - Hélène Lebel
- Département de chimie and Centre in Green Chemistry and Catalysis (CGCC), Université de Montréal, Montréal, QC H3C 3J7, Canada
- Département de chimie and Centre in Green Chemistry and Catalysis (CGCC), Université de Montréal, Montréal, QC H3C 3J7, Canada
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88
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Wei Q, Ma Y, Dong Y, Liu G. Copper-Catalyzed Direct C(sp 3)-H Alkoxylation to Access Quaternary α-Alkoxylated Amino Acid Derivatives. Org Lett 2020; 22:5796-5800. [PMID: 32663013 DOI: 10.1021/acs.orglett.0c01853] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
A copper-catalyzed C(sp3)-H alkoxylation was developed to prepare quaternary α-alkoxylated amino acid derivatives in good yields. This protocol can be applied to a series of α-amino acids bearing a variety of functional group substituents. Facile removal of the auxiliary directing group and tolerance of condensation conditions for amide bond formation enable the potential application of this method in the discovery of new peptide drugs in the future.
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Affiliation(s)
- Qiang Wei
- School of Pharmaceutical Sciences, Tsinghua University, Beijing 100084, China
| | - Yao Ma
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100050, China
| | - Yi Dong
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100050, China
| | - Gang Liu
- School of Pharmaceutical Sciences, Tsinghua University, Beijing 100084, China
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89
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Zhang X, Zhang Z, Song JN, Wang Z. Reductive radical-initiated 1,2-C migration assisted by an azidyl group. Chem Sci 2020; 11:7921-7926. [PMID: 34123076 PMCID: PMC8163324 DOI: 10.1039/d0sc02559c] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022] Open
Abstract
We report here a novel reductive radical-polar crossover reaction that is a reductive radical-initiated 1,2-C migration of 2-azido allyl alcohols enabled by an azidyl group. The reaction tolerates diverse migrating groups, such as alkyl, alkenyl, and aryl groups, allowing access to n+1 ring expansion of small to large rings. The possibility of directly using propargyl alcohols in one-pot is also described. Mechanistic studies indicated that an azidyl group is a good leaving group and provides a driving force for the 1,2-C migration.
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Affiliation(s)
- Xueying Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University Changchun 130024 China
| | - Zhansong Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University Changchun 130024 China
| | - Jin-Na Song
- School of Life Science, Jilin University Changchun 130012 China
| | - Zikun Wang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University Changchun 130024 China
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90
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Gandeepan P, Finger LH, Meyer TH, Ackermann L. 3d metallaelectrocatalysis for resource economical syntheses. Chem Soc Rev 2020; 49:4254-4272. [PMID: 32458919 DOI: 10.1039/d0cs00149j] [Citation(s) in RCA: 119] [Impact Index Per Article: 29.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Resource economy constitutes one of the key challenges for researchers and practitioners in academia and industries, in terms of rising demand for sustainable and green synthetic methodology. To achieve ideal levels of resource economy in molecular syntheses, novel avenues are required, which include, but are not limited to the use of naturally abundant, renewable feedstocks, solvents, metal catalysts, energy, and redox reagents. In this context, electrosyntheses create the unique possibility to replace stoichiometric amounts of oxidizing or reducing reagents as well as electron transfer events by electric current. Particularly, the merger of Earth-abundant 3d metal catalysis and electrooxidation has recently been recognized as an increasingly viable strategy to forge challenging C-C and C-heteroatom bonds for complex organic molecules in a sustainable fashion under mild reaction conditions. In this review, we highlight the key developments in 3d metallaelectrocatalysis in the context of resource economy in molecular syntheses until February 2020.
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Affiliation(s)
- Parthasarathy Gandeepan
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077 Göttingen, Germany. and Department of Chemistry, Indian Institute of Technology Tirupati, Tirupati, Andhra Pradesh 517506, India
| | - Lars H Finger
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077 Göttingen, Germany.
| | - Tjark H Meyer
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077 Göttingen, Germany.
| | - Lutz Ackermann
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität Göttingen, Tammannstraße 2, 37077 Göttingen, Germany. and Woehler Research Institute for Sustainable Chemistry (WISCh), Georg-August-Universität Göttingen, Tammannstraße 2, 37077 Göttingen, Germany and Department of Chemistry, University of Pavia, Viale Taramelli 10, 27100 Pavia, Italy
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91
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Zhang J, Han L, Bi S, Liu T. Distinct Roles of Ag(I) and Cu(II) as Cocatalysts in Achieving Positional-Selective C-H Alkenylation of Isoxazoles: A Theoretical Investigation. J Org Chem 2020; 85:8387-8396. [PMID: 32490669 DOI: 10.1021/acs.joc.0c00721] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Abstract
For C-H alkenylation of aryl-substituted diarylisoxazoles, one mode is N-directed C-H alkenylation and the other is C-H alkenylation in the isoxazole ring. In this study, selective C-H alkenylations of 3,5-diarylisoxazoles have been investigated theoretically with the aid of density functional theory (DFT) calculations. With Cp*RhIII as the catalyst, the N-directed C-H alkenylation is preferred as a result of the stronger interaction energy caused by the nitrogen-directing effect. With Pd(OAc)2 as the catalyst and Ag2CO3 as the cocatalyst, their combination switches the regioselectivity to the C-H alkenylation in the isoxazole ring. The strong structural distortion involved in the competing N-directed olefin insertion transition state was found to suppress N-directed C-H alkenylation. With Pd(OAc)2 as the catalyst and Cu(OTf)2 as the cocatalyst, the N-directed C-H alkenylation becomes preferred due to the strong coordination of the nitrogen atom to the copper center. In particular, the structural and mechanistic information involved in the above two heterodimetallic Pd/Ag and Pd/Cu catalytic systems will help toward understanding and designing novel relevant heterodimetallic-catalyzed reactions.
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Affiliation(s)
- Jing Zhang
- Department of Chemistry and Chemical Engineering, Jining University, Qufu 273155, Shandong, China.,School of Chemistry and Chemical Engineering, Qufu Normal University, Qufu 273165, Shandong, China
| | - Lingli Han
- Department of Chemistry and Chemical Engineering, Jining University, Qufu 273155, Shandong, China.,School of Chemistry and Chemical Engineering, Qufu Normal University, Qufu 273165, Shandong, China
| | - Siwei Bi
- School of Chemistry and Chemical Engineering, Qufu Normal University, Qufu 273165, Shandong, China
| | - Tao Liu
- Department of Chemistry and Chemical Engineering, Jining University, Qufu 273155, Shandong, China.,School of Chemistry and Chemical Engineering, Qufu Normal University, Qufu 273165, Shandong, China
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92
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Zhang H, Ruiz-Castillo P, Schuppe AW, Buchwald SL. Improved Process for the Palladium-Catalyzed C-O Cross-Coupling of Secondary Alcohols. Org Lett 2020; 22:5369-5374. [PMID: 32579375 DOI: 10.1021/acs.orglett.0c01668] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Abstract
An improved protocol for the Pd-catalyzed C-O cross-coupling of secondary alcohols is described. The use of biaryl phosphine L2 as the ligand was key to achieving efficient cross-coupling of (hetero)aryl chlorides with only a 20% molar excess of the alcohol. Additionally, we observed an unusual reactivity difference between an electron-rich aryl bromide and the analogous aryl chloride, and deuterium-labeling suggested that currently unidentified pathways for reduction play an important role in explaining this disparity.
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Affiliation(s)
- Hong Zhang
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
| | - Paula Ruiz-Castillo
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
| | - Alexander W Schuppe
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
| | - Stephen L Buchwald
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
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93
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Yang L, Lu HH, Lai CH, Li G, Zhang W, Cao R, Liu F, Wang C, Xiao J, Xue D. Light-Promoted Nickel Catalysis: Etherification of Aryl Electrophiles with Alcohols Catalyzed by a Ni II -Aryl Complex. Angew Chem Int Ed Engl 2020; 59:12714-12719. [PMID: 32281220 DOI: 10.1002/anie.202003359] [Citation(s) in RCA: 67] [Impact Index Per Article: 16.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2020] [Revised: 04/06/2020] [Indexed: 11/06/2022]
Abstract
A highly effective C-O coupling reaction of (hetero)aryl electrophiles with primary and secondary alcohols is reported. Catalyzed by a NiII -aryl complex under long-wave UV (390-395 nm) irradiation in the presence of a soluble amine base without any additional photosensitizer, the reaction enables the etherification of aryl bromides and aryl chlorides as well as sulfonates with a wide range of primary and secondary aliphatic alcohols, affording synthetically important ethers. Intramolecular C-O coupling is also possible. The reaction appears to proceed via a NiI -NiIII catalytic cycle.
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Affiliation(s)
- Liu Yang
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Huan-Huan Lu
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Chu-Hui Lai
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Gang Li
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Wei Zhang
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Rui Cao
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Fengyi Liu
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Chao Wang
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Jianliang Xiao
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China.,Department of Chemistry, University of Liverpool, Liverpool, L69 7ZD, UK
| | - Dong Xue
- Key Laboratory of Applied Surface and Colloid Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, 710062, China
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94
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Yang L, Lu H, Lai C, Li G, Zhang W, Cao R, Liu F, Wang C, Xiao J, Xue D. Light‐Promoted Nickel Catalysis: Etherification of Aryl Electrophiles with Alcohols Catalyzed by a Ni
II
‐Aryl Complex. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202003359] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Liu Yang
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Huan‐Huan Lu
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Chu‐Hui Lai
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Gang Li
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Wei Zhang
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Rui Cao
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Fengyi Liu
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Chao Wang
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
| | - Jianliang Xiao
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
- Department of Chemistry University of Liverpool Liverpool L69 7ZD UK
| | - Dong Xue
- Key Laboratory of Applied Surface and Colloid Chemistry Ministry of Education School of Chemistry and Chemical Engineering Shaanxi Normal University Xi'an 710062 China
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95
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Reeta, Rangarajan TM, Singh RP, Singh RP, Singh M. An Easy Access to Oxime Ethers by
Pd‐Catalyzed
C—O
Cross‐Coupling
of Activated Aryl Bromides with Ketoximes and Chalcone Oximes. CHINESE J CHEM 2020. [DOI: 10.1002/cjoc.201900540] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Reeta
- Centre for Fire, Explosive and Environment Safety, DRDO Delhi India
- Department of ChemistryUniversity of Delhi Delhi India
| | - T. M. Rangarajan
- Department of ChemistrySri Venkateswara College, University of Delhi New Delhi India
| | - Raj Pal Singh
- Centre for Fire, Explosive and Environment Safety, DRDO Delhi India
| | - R. P. Singh
- Department of ChemistrySri Venkateswara College, University of Delhi New Delhi India
| | - Manjula Singh
- Department of ChemistryShivaji College, University of Delhi New Delhi India
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96
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Wang H, Liang K, Xiong W, Samanta S, Li W, Lei A. Electrochemical oxidation-induced etherification via C(sp 3)─H/O─H cross-coupling. SCIENCE ADVANCES 2020; 6:eaaz0590. [PMID: 32440542 PMCID: PMC7228760 DOI: 10.1126/sciadv.aaz0590] [Citation(s) in RCA: 38] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/09/2019] [Accepted: 03/06/2020] [Indexed: 05/20/2023]
Abstract
Direct electrochemical construction of C─O bonds through C(sp3)─H functionalization still remains fundamentally challenging. Here, electrochemical oxidation-induced benzylic and allylic C(sp3)─H etherification has been developed. This protocol not only offers a practical strategy for the construction of C─O bonds using nonsolvent amounts of alcohols but also allows direct electrochemical benzylic and allylic C(sp3)─H functionalization in the absence of transition metal catalysis. A series of alcohols and benzylic and allylic C(sp3)─H compounds were compatible with this transformation. Mechanistically, the generation of aryl radical cation intermediates is the key to this C(sp3)─H etherification, as evidenced by radical probe substrate (cyclopropane ring opening) and electron paramagnetic resonance experiments.
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Affiliation(s)
- Huamin Wang
- Institute for Advanced Studies (IAS), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Kailun Liang
- Institute for Advanced Studies (IAS), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Wenpeng Xiong
- Institute for Advanced Studies (IAS), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Supravat Samanta
- Institute for Advanced Studies (IAS), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Wuqin Li
- Institute for Advanced Studies (IAS), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Aiwen Lei
- Institute for Advanced Studies (IAS), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
- National Research Center for Carbohydrate Synthesis, Jiangxi Normal University, Nanchang 330022, China
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97
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Singer RA. BippyPhos: A Highly Versatile Ligand for Pd‐Catalyzed C−N, C−O and C−C Couplings. Isr J Chem 2020. [DOI: 10.1002/ijch.201900170] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Robert A. Singer
- Chemical Research and DevelopmentPfizer Worldwide Research and Development, Groton Labs Eastern Point Road Groton CT 06340 United States
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98
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Yu XY, Chen J, Chen HW, Xiao WJ, Chen JR. Visible-Light-Driven Copper-Catalyzed C(sp3)–O Cross-Coupling of Benzylic Radicals with Phenols. Org Lett 2020; 22:2333-2338. [DOI: 10.1021/acs.orglett.0c00532] [Citation(s) in RCA: 31] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Xiao-Ye Yu
- 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
| | - Jun 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
| | - Hong-Wei 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
| | - 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
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99
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Mandal S, Biswas S, Mondal MH, Saha B. Green Methodology Development for the Surfactant Assisted Williamson Synthesis of 4-Benzyloxy Benzoic Acid (Ether) in Aqueous Media. TENSIDE SURFACT DET 2020. [DOI: 10.3139/113.110676] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
Abstract
Modern science and technology promote synthesis routes which are eco-friendly, chemicals which are promoted as “green” and solvents which are less toxic. A convenient method for the synthesis of ether by the reaction of 4-hydroxy benzoic acid and benzyl chloride using a surfactant as catalyst has been developed. The targeted ether is completely immiscible in water but in association with the interface active surfactants, the production of such a hydrophobic organic compound in water has been made possible. Micelles produce a pseudo-cellular organic environment to isolate species from the bulk solvent and favour the compartmentalization of reagents as well. Thus, the enhancement of the local concentration takes place and consequently the reactivity increases. The interaction of such unique chemo-, regio- and stereo-selectivity of surfactants made this reaction feasible. Organic species added to a micellar media are distributed between bulk water and micelles depending on their polarity, charge and dimension. This novel chemistry describes a set of green methods for carrying out this new generation Williamson reaction which can also be used for selective O-alkylation.
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Affiliation(s)
- Sangita Mandal
- Homogeneous Catalysis Laboratory , Department of Chemistry, The University of Burdwan, Burdwan 713104, WB , India
| | - Satyajit Biswas
- Homogeneous Catalysis Laboratory , Department of Chemistry, The University of Burdwan, Burdwan 713104, WB , India
- Department of Chemistry , Hooghly Women's College, Hooghly WB , India
| | | | - Bidyut Saha
- Chemical Sciences Laboratory , Government General degree College Singur, Hooghly 712409, WB , India
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100
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Martínez‐Prieto LM, Cámpora J. Nickel and Palladium Complexes with Reactive σ‐Metal‐Oxygen Covalent Bonds. Isr J Chem 2020. [DOI: 10.1002/ijch.202000001] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Luis M. Martínez‐Prieto
- Instituto de Tecnología Química. CSIC –Universidad Politécnica de Valencia Avda. Los Naranjos, S/N 46022 Valencia Spain
| | - Juan Cámpora
- Instituto de Investigaciones Químicas, CSIC –Universidad de Sevilla. C/ Américo Vespucio, 49. 41092 Seville Spain
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