1
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Gao MY, Gosmini C. Cobalt-Catalyzed Reductive Cross-Coupling To Construct Csp 3-Csp 3 Bonds via Csp 3-S and Csp 3-X Bonds Activation. Org Lett 2023; 25:7689-7693. [PMID: 37851934 DOI: 10.1021/acs.orglett.3c02993] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2023]
Abstract
A cross-electrophilic coupling of benzyl sulfonium salts with alkyl halides forming Csp3-Csp3 bonds is described by using a Co-based catalytic system. The activation of the stable Csp3-S bond of benzyl sulfonium salts under mild reaction conditions leads to various functionalized alkyl derivatives. Preliminary mechanistic studies suggest the involvement of alkyl radicals formed from both alkyl halides and benzyl sulfoniums through a single electron transfer.
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Affiliation(s)
- Meng-Yu Gao
- Laboratoire de Chimie Moléculaire, École Polytechnique, Institut Polytechnique de Paris, CNRS Route de Saclay 91128 Palaiseau cedex, France
| | - Corinne Gosmini
- Laboratoire de Chimie Moléculaire, École Polytechnique, Institut Polytechnique de Paris, CNRS Route de Saclay 91128 Palaiseau cedex, France
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2
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Xu G, Han Z, Guo L, Lu H, Gao H. Transition-Metal-Free Cascade Approach for the Synthesis of Functionalized Biaryls by S NAr of Arylhydroxylamines with Arylsulfonium Salts. J Org Chem 2022; 87:10449-10453. [PMID: 35831025 DOI: 10.1021/acs.joc.2c00990] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
We report a transition-metal-free protocol for the synthesis of functionalized biaryls through nucleophilic aromatic substitution (SNAr) of arylhydroxylamines to arylsulfonium salts. With this protocol, structurally diverse functionalized biaryls were obtained smoothly in moderate to good yields. Merits of this transformation include mild reaction conditions, broad substrate scope, great functional group tolerance, feasibility of a one-pot procedure, and ease of handing and scale-up.
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Affiliation(s)
- Gaofei Xu
- School of Chemistry and Chemical Engineering, Shandong University, 27 South Shanda Road, Ji'nan 250100, Shandong, China
| | - Zongtao Han
- Shandong Weifang Rainbow Chemical Co., Ltd., Weifang 262737, China
| | - Lirong Guo
- School of Chemistry and Chemical Engineering, Shandong University, 27 South Shanda Road, Ji'nan 250100, Shandong, China
| | - Haifeng Lu
- School of Chemistry and Chemical Engineering, Shandong University, 27 South Shanda Road, Ji'nan 250100, Shandong, China
| | - Hongyin Gao
- School of Chemistry and Chemical Engineering, Shandong University, 27 South Shanda Road, Ji'nan 250100, Shandong, China
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3
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Ruthenium-catalyzed regioselective N-directed C–H olefination of 2-phenylphthalazinone. CHEMICAL PAPERS 2022. [DOI: 10.1007/s11696-022-02221-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/03/2022]
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4
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Ma NN, Ren JA, Liu X, Chu XQ, Rao W, Shen ZL. Nickel-Catalyzed Direct Cross-Coupling of Aryl Sulfonium Salt with Aryl Bromide. Org Lett 2022; 24:1953-1957. [PMID: 35244408 DOI: 10.1021/acs.orglett.2c00357] [Citation(s) in RCA: 23] [Impact Index Per Article: 11.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The direct cross-couplings of aryl sulfonium salts with aryl halides could be achieved by using nickel as a reaction catalyst. The reactions proceeded efficiently via C-S bond activation in the presence of magnesium turnings and lithium chloride in THF at ambient temperature to afford the corresponding biaryls in moderate to good yields, potentially serving as an attractive alternative to conventional cross-coupling reactions employing preprepared organometallic reagents.
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Affiliation(s)
- Na-Na Ma
- Technical Institute of Fluorochemistry (TIF), Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, China
| | - Jing-Ao Ren
- Technical Institute of Fluorochemistry (TIF), Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, China
| | - Xiang Liu
- Technical Institute of Fluorochemistry (TIF), Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, China
| | - Xue-Qiang Chu
- Technical Institute of Fluorochemistry (TIF), Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, China
| | - Weidong Rao
- Jiangsu Provincial Key Lab for the Chemistry and Utilization of Agro-Forest Biomass, College of Chemical Engineering, Nanjing Forestry University, Nanjing 210037, China
| | - Zhi-Liang Shen
- Technical Institute of Fluorochemistry (TIF), Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, China
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5
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Mkrtchyan S, Jakubczyk M, Lanka S, Pittelkow M, Iaroshenko VO. Cu-Catalyzed Arylation of Bromo-Difluoro-Acetamides by Aryl Boronic Acids, Aryl Trialkoxysilanes and Dimethyl-Aryl-Sulfonium Salts: New Entries to Aromatic Amides. Molecules 2021; 26:2957. [PMID: 34065691 PMCID: PMC8156957 DOI: 10.3390/molecules26102957] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/30/2021] [Revised: 05/13/2021] [Accepted: 05/14/2021] [Indexed: 11/28/2022] Open
Abstract
We describe a mechanism-guided discovery of a synthetic methodology that enables the preparation of aromatic amides from 2-bromo-2,2-difluoroacetamides utilizing a copper-catalyzed direct arylation. Readily available and structurally simple aryl precursors such as aryl boronic acids, aryl trialkoxysilanes and dimethyl-aryl-sulfonium salts were used as the source for the aryl substituents. The scope of the reactions was tested, and the reactions were insensitive to the electronic nature of the aryl groups, as both electron-rich and electron-deficient aryls were successfully introduced. A wide range of 2-bromo-2,2-difluoroacetamides as either aliphatic or aromatic secondary or tertiary amides were also reactive under the developed conditions. The described synthetic protocols displayed excellent efficiency and were successfully utilized for the expeditious preparation of diverse aromatic amides in good-to-excellent yields. The reactions were scaled up to gram quantities.
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Affiliation(s)
- Satenik Mkrtchyan
- Laboratory of Homogeneous Catalysis and Molecular Design at the Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, 90-363 Łodź, Poland; (M.J.); (S.L.)
| | - Michał Jakubczyk
- Laboratory of Homogeneous Catalysis and Molecular Design at the Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, 90-363 Łodź, Poland; (M.J.); (S.L.)
- Institute of Bioorganic Chemistry, Polish Academy of Sciences, Noskowskiego 12/14, 61-704 Poznań, Poland
| | - Suneel Lanka
- Laboratory of Homogeneous Catalysis and Molecular Design at the Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, 90-363 Łodź, Poland; (M.J.); (S.L.)
- Institute of General and Ecological Chemistry, Lodz University of Technology, Zeromskiego 116, 90-924 Lodz, Poland
| | - Michael Pittelkow
- Department of Chemistry, University of Copenhagen, Universitetsparken 5, 2100 Copenhagen, Denmark;
| | - Viktor O. Iaroshenko
- Laboratory of Homogeneous Catalysis and Molecular Design at the Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, 90-363 Łodź, Poland; (M.J.); (S.L.)
- Dipartimento di Chimica e Biologia “A. Zambelli” Università di Salerno, Via Giovanni Paolo II, 84084 Fisciano (SA), Italy
- Department of Chemistry, University of Helsinki, A.I. Virtasen aukio 1, 00014 Helsinki, Finland
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6
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Li Z, Vijaykumar G, Li X, Golz C, Alcarazo M. 5-(Diarylimino)- and 5-(sulfoximido)dibenzothiophenium triflates: syntheses and applications as electrophilic aminating reagents. Org Biomol Chem 2021; 19:2941-2948. [PMID: 33725078 DOI: 10.1039/d1ob00285f] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
The one-pot synthesis of well-defined 5-(diarylimino) and 5-(sulfoximido)dibenzothiophenium triflates, respectively from diarylimines or sulfoximines, is reported and the structures of a series of these compounds are elucidated by X-ray crystallography. In analogy to their hypervalent I(iii) analogues, the iminoyl and sulfoximidoyl groups of these compounds can be selectively transferred to organic substrates. Specifically, the uncatalyzed imination of thiols or sulfinates proceeds with good yields, while under the mild reaction conditions offered by visible light photoredox catalysis, the radical amination of hydrazones or the sulfoximidation of benzylic, allylic and propargylic C-H bonds takes place satisfactorily.
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Affiliation(s)
- Zhen Li
- Institut für Organische und Biomolekulare Chemie Georg-August-Universität Göttingen Tammannstr 2, 37073 Göttingen, Germany.
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7
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Mkrtchyan S, Iaroshenko VO. Arylation of ortho-Hydroxyarylenaminones by Sulfonium Salts and Arenesulfonyl Chlorides: An Access to Isoflavones. J Org Chem 2021; 86:4896-4916. [PMID: 33721488 DOI: 10.1021/acs.joc.0c02294] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
Herein we disclose three new methods for the straightforward and efficient synthesis of 3-arylchromones following the arylation of ortho-hydroxyarylenaminones by vast diversities of bench-stable and easy-to-use sulfonium salts and arenesulfonyl chlorides. Both developed methods, namely the light-mediated photoredox and electrophilic arylation, showed good efficiency, and are feasible for the preparation of 3-arylchromones in good-to-excellent yields. This work showcases the first described attempt where the sulfonium salts and arenesulfonyl chlorides were successfully utilized for the construction of the chromone heterocycle system.
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Affiliation(s)
- Satenik Mkrtchyan
- Laboratory of Homogeneous Catalysis and Molecular Design at Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, PL-90-363 Łodź, Poland
| | - Viktor O Iaroshenko
- Laboratory of Homogeneous Catalysis and Molecular Design at Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, PL-90-363 Łodź, Poland.,Dipartimento di Chimica e Biologia "A. Zambelli", Università di Salerno, Via Giovanni Paolo II, 84084, Fisciano (SA), Italy.,Department of Chemistry, University of Helsinki, A.I. Virtasen aukio 1, 00014 Helsinki, Finland
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8
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Li X, Golz C, Alcarazo M. α-Diazo Sulfonium Triflates: Synthesis, Structure, and Application to the Synthesis of 1-(Dialkylamino)-1,2,3-triazoles. Angew Chem Int Ed Engl 2021; 60:6943-6948. [PMID: 33351262 PMCID: PMC8048477 DOI: 10.1002/anie.202014775] [Citation(s) in RCA: 40] [Impact Index Per Article: 13.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2020] [Revised: 12/13/2020] [Indexed: 01/03/2023]
Abstract
The one-pot synthesis of a series of sulfonium salts containing transferable diazomethyl groups is described, and the structure of these compounds is elucidated by X-ray crystallography. Under photochemical conditions, reaction of these salts with N,N-dialkyl hydrazones affords 1-(dialkylamino)-1,2,3-triazoles via diazomethyl radical addition to the azomethine carbon followed by intramolecular ring closure. The straightforward transformation of the structures thus obtained into mesoionic carbene-metal complexes is also reported and the donor properties of these new ligands characterized.
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Affiliation(s)
- Xiangdong Li
- Institut für Organische und Biomolekulare ChemieGeorg-August-Universität GöttingenTammannstr. 237077GöttingenGermany
| | - Christopher Golz
- Institut für Organische und Biomolekulare ChemieGeorg-August-Universität GöttingenTammannstr. 237077GöttingenGermany
| | - Manuel Alcarazo
- Institut für Organische und Biomolekulare ChemieGeorg-August-Universität GöttingenTammannstr. 237077GöttingenGermany
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9
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Li X, Golz C, Alcarazo M. α‐Diazo Sulfonium Triflates: Synthesis, Structure, and Application to the Synthesis of 1‐(Dialkylamino)‐1,2,3‐triazoles. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202014775] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Xiangdong Li
- Institut für Organische und Biomolekulare Chemie Georg-August-Universität Göttingen Tammannstr. 2 37077 Göttingen Germany
| | - Christopher Golz
- Institut für Organische und Biomolekulare Chemie Georg-August-Universität Göttingen Tammannstr. 2 37077 Göttingen Germany
| | - Manuel Alcarazo
- Institut für Organische und Biomolekulare Chemie Georg-August-Universität Göttingen Tammannstr. 2 37077 Göttingen Germany
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10
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Yorimitsu H. Catalytic Transformations of Sulfonium Salts via C‐S Bond Activation. CHEM REC 2021; 21:3356-3369. [DOI: 10.1002/tcr.202000172] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/09/2020] [Revised: 12/30/2020] [Accepted: 12/30/2020] [Indexed: 12/24/2022]
Affiliation(s)
- Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science Kyoto University Sakyo-ku, Kyoto 606-8502 Japan
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11
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Asahara KK, Kashihara M, Muto K, Nakao Y, Yamaguchi J. Development of Pd-Catalyzed Denitrative Couplings. J SYN ORG CHEM JPN 2021. [DOI: 10.5059/yukigoseikyokaishi.79.11] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
| | - Myuto Kashihara
- Department of Material Chemsitry, Graduate School of Engineering, Kyoto Univeristy
| | - Kei Muto
- Institute for Advanced Study, Waseda University
| | - Yoshiaki Nakao
- Department of Material Chemsitry, Graduate School of Engineering, Kyoto Univeristy
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12
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Fan R, Tan C, Liu Y, Wei Y, Zhao X, Liu X, Tan J, Yoshida H. A leap forward in sulfonium salt and sulfur ylide chemistry. CHINESE CHEM LETT 2021. [DOI: 10.1016/j.cclet.2020.06.003] [Citation(s) in RCA: 38] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
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13
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Yamada K, Yanagi T, Yorimitsu H. Generation of Organozinc Reagents from Arylsulfonium Salts Using a Nickel Catalyst and Zinc Dust. Org Lett 2020; 22:9712-9718. [DOI: 10.1021/acs.orglett.0c03782] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Kodai Yamada
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Tomoyuki Yanagi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
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14
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Azulenesulfonium and azulenebis(sulfonium) salts: Formation by interrupted Pummerer reaction and subsequent derivatisation by nucleophiles. Tetrahedron 2020. [DOI: 10.1016/j.tet.2020.131700] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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15
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Abstract
This minireview aims to cover the developments over the past two decades in the chemistry of sulfonium salts. Specifically, insight is provided into the synthetic strategies available for the preparation of these compounds, the different reactivity patterns that are expected depending on their structural features or the reaction conditions applied, and the diversity of organic scaffolds that can thereby be synthesized. Additionally, the pros and cons derived from the use of sulfonium salts are presented and critically compared, when possible, in relation to reagents not based on sulfur but depicting similar reactivity.
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Affiliation(s)
- Sergei I. Kozhushkov
- Institut für Organische und Biomolekulare ChemieGeorg‐August‐Universität GöttingenTammannstr. 237077GöttingenGermany
| | - Manuel Alcarazo
- Institut für Organische und Biomolekulare ChemieGeorg‐August‐Universität GöttingenTammannstr. 237077GöttingenGermany
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16
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Altundas B, Kumar CVS, Fleming FF. Acetonitrile-Hexane Extraction Route to Pure Sulfonium Salts. ACS OMEGA 2020; 5:13384-13388. [PMID: 32548524 PMCID: PMC7288713 DOI: 10.1021/acsomega.0c01586] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/07/2020] [Accepted: 05/15/2020] [Indexed: 05/16/2023]
Abstract
A rapid, simple procedure is described for synthesizing trialkyl, dialkylaryl, and alkyldiaryl sulfonium salts that features a selective extraction procedure to access analytically pure sulfonium salts. Alkylation of dialkylsulfides, alkylarylsulfides, and diarylsulfides followed by partitioning between acetonitrile and hexanes efficiently separates nonpolar reactants and byproducts, the usual impurities, to afford analytically pure crystalline and noncrystalline sulfonium salts. The method is efficient, general, and particularly well suited for the preparation of oily sulfonium salts that are otherwise extremely difficult to purify.
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17
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Okita T, Asahara KK, Muto K, Yamaguchi J. Palladium-Catalyzed Mizoroki–Heck Reaction of Nitroarenes and Styrene Derivatives. Org Lett 2020; 22:3205-3208. [DOI: 10.1021/acs.orglett.0c00983] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
- Toshimasa Okita
- Department of Applied Chemistry, Waseda University, 3-4-1, Ohkubo, Shinjuku, Tokyo 169-8555, Japan
| | - Kitty K. Asahara
- Department of Applied Chemistry, Waseda University, 3-4-1, Ohkubo, Shinjuku, Tokyo 169-8555, Japan
| | - Kei Muto
- Department of Applied Chemistry, Waseda University, 3-4-1, Ohkubo, Shinjuku, Tokyo 169-8555, Japan
| | - Junichiro Yamaguchi
- Department of Applied Chemistry, Waseda University, 3-4-1, Ohkubo, Shinjuku, Tokyo 169-8555, Japan
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18
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Nogi K, Yorimitsu H. Catalytic Carbonylation and Carboxylation of Organosulfur Compounds via C-S Cleavage. Chem Asian J 2020; 15:441-449. [PMID: 31849193 DOI: 10.1002/asia.201901644] [Citation(s) in RCA: 18] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/27/2019] [Indexed: 01/07/2023]
Abstract
Transition-metal-catalyzed carbonylation with CO gas occupies a privileged position in organic synthesis for the synthesis of carbonyl compounds. Although this attractive and useful chemistry has led many researchers to investigate carbonylative transformations of various organic (pseudo)halides, C-S-cleaving carbonylation of organosulfur compounds has been fairly limited. Recently, a broad spectrum of C-S-cleaving transformations has been emerging in the field of cross-coupling. In light of the importance of carbonyl compounds as well as considerable advancement for employing organosulfur compounds as competent surrogates of (pseudo)halides, carbonylative transformations of C-S bonds should be of high value. This Minireview focuses on catalytic C-S carbonylation of organosulfur compounds with CO or its equivalents. In addition, reductive carboxylation of C-S bonds with CO2 is described.
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Affiliation(s)
- Keisuke Nogi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto, 606-8502, Japan
| | - Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto, 606-8502, Japan
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19
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Yanagi T, Somerville RJ, Nogi K, Martin R, Yorimitsu H. Ni-Catalyzed Carboxylation of C(sp2)–S Bonds with CO2: Evidence for the Multifaceted Role of Zn. ACS Catal 2020. [DOI: 10.1021/acscatal.9b05141] [Citation(s) in RCA: 33] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Tomoyuki Yanagi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Rosie J. Somerville
- Institute of Chemical Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
- Universitat Rovira i Virgili, Departament de Química Analítica i Química Orgànica, c/Marcel·lí Domingo, 1, 43007 Tarragona, Spain
| | - Keisuke Nogi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Ruben Martin
- Institute of Chemical Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
- ICREA, Passeig Lluís Companys, 23, 08010 Barcelona, Spain
| | - Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
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20
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Huang C, Feng J, Ma R, Fang S, Lu T, Tang W, Du D, Gao J. Redox-Neutral Borylation of Aryl Sulfonium Salts via C-S Activation Enabled by Light. Org Lett 2019; 21:9688-9692. [PMID: 31755274 DOI: 10.1021/acs.orglett.9b03850] [Citation(s) in RCA: 47] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
Reported here is a novel photoinduced strategy for the borylation of aryl sulfonium salts using bis(pinacolato)diboron as the boron source. This method exploits redox-neutral aryl sulfoniums to gain access to aryl radicals via C-S bond activation upon photoexcitation under transition-metal-free conditions. Therefore, it grants access to diverse arylboronate esters with good performance from easily available aryl sulfoniums accompanied by mild conditions, operational simplicity, and easy scalability.
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Affiliation(s)
- Chen Huang
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Jie Feng
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Rui Ma
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Shuaishuai Fang
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Tao Lu
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Weifang Tang
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Ding Du
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
| | - Jian Gao
- Department of Chemistry , China Pharmaceutical University , 24 Tong Jia Xiang , Nanjing , 210009 , P. R. China
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21
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Tian ZY, Zhang CP. Ullmann-type N-arylation of anilines with alkyl(aryl)sulfonium salts. Chem Commun (Camb) 2019; 55:11936-11939. [PMID: 31531434 DOI: 10.1039/c9cc06535k] [Citation(s) in RCA: 26] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
A palladium/copper-cocatalyzed Ullmann-type N-arylation of anilines using alkyl(aryl)sulfonium triflates as arylation reagents has been accomplished. The reaction enabled Caryl-S bond cleavage over Calkyl-S bond breakage of alkyl(aryl)sulfoniums by Pd(P(tBu)3)2/CuI and gave the corresponding N-arylated products in good to high yields. It was also significant that the reactions of aniline with asymmetric butyl(mesityl)(aryl)sulfonium triflates showed excellent selectivity, in which the aryl groups other than the bulky and electron-rich mesityl moieties were transformed.
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Affiliation(s)
- Ze-Yu Tian
- School of Materials Science and Engineering, Wuhan University of Technology, 122 Luoshi Road, Wuhan, 430070, China. and School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, 205 Luoshi Road, Wuhan, 430070, China
| | - Cheng-Pan Zhang
- School of Materials Science and Engineering, Wuhan University of Technology, 122 Luoshi Road, Wuhan, 430070, China. and School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, 205 Luoshi Road, Wuhan, 430070, China
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22
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Uno D, Nogi K, Yorimitsu H. Palladium-Catalyzed Arylthiolation of Alkynes Enabled by Surmounting Competitive Dimerization of Alkynes. Org Lett 2019; 21:8295-8299. [DOI: 10.1021/acs.orglett.9b03056] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Daisuke Uno
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Keisuke Nogi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
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Ming XX, Tian ZY, Zhang CP. Base-Mediated O-Arylation of Alcohols and Phenols by Triarylsulfonium Triflates. Chem Asian J 2019; 14:3370-3379. [PMID: 31464363 DOI: 10.1002/asia.201900968] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/16/2019] [Revised: 07/29/2019] [Indexed: 12/15/2022]
Abstract
A mild and efficient protocol for O-arylation of alcohols and phenols (ROH) by triarylsulfonium triflates was developed under transition-metal-free conditions. Various alcohols, including primary, secondary and tertiary, and phenols bearing either electron-donating or electron-withdrawing groups on the aryl rings were smoothly converted to form the corresponding aromatic ethers in moderate to excellent yields. The reactions were conducted at 50 or 80 °C for 24 h in the presence of a certain base and showed good functional group tolerance. The base-mediated arylation with asymmetric triarylsulfonium salts could selectively transfer the aryl groups of sulfoniums to ROH, depending on their inherent electronic nature. The mechanistic studies revealed that the reaction might proceed through the nucleophilic attack of the in situ formed alkoxy or phenoxy anions at the aromatic carbon atoms of the C-S bonds of triarylsulfonium cations to furnish the target products.
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Affiliation(s)
- Xiao-Xia Ming
- School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, 205 Luoshi Road, Wuhan, 430070, P. R. China
| | - Ze-Yu Tian
- School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, 205 Luoshi Road, Wuhan, 430070, P. R. China
| | - Cheng-Pan Zhang
- School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, 205 Luoshi Road, Wuhan, 430070, P. R. China
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24
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Zhao JN, Kayumov M, Wang DY, Zhang A. Transition-Metal-Free Aryl-Heteroatom Bond Formation via C-S Bond Cleavage. Org Lett 2019; 21:7303-7306. [PMID: 31465236 DOI: 10.1021/acs.orglett.9b02584] [Citation(s) in RCA: 40] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
Aryl-heteroatom bonds (C-Het) are almost ubiquitously present in chemical molecules. However, methods for diverse C-Het bond formations from a simple substrate are limited. Herein, we report a convenient and efficient C-S bond transformation of aryl sulfoniums to various C-Het bonds (C-O, C-S, C-Sn, C-Si, C-Se) in the absence of any transition-metal catalyst. These reactions proceeded in mild conditions with a wide substrate scope.
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Affiliation(s)
- Jian-Nan Zhao
- CAS Key Laboratory of Receptor Research , Shanghai Institute of Materia Medica (SIMM) , Shanghai 201203 , China.,School of Life Science and Technology , ShanghaiTech University , Shanghai 201210 , China
| | - Muzaffar Kayumov
- CAS Key Laboratory of Receptor Research , Shanghai Institute of Materia Medica (SIMM) , Shanghai 201203 , China.,University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Dong-Yu Wang
- CAS Key Laboratory of Receptor Research , Shanghai Institute of Materia Medica (SIMM) , Shanghai 201203 , China.,University of Chinese Academy of Sciences , Beijing 100049 , China
| | - Ao Zhang
- CAS Key Laboratory of Receptor Research , Shanghai Institute of Materia Medica (SIMM) , Shanghai 201203 , China.,University of Chinese Academy of Sciences , Beijing 100049 , China.,School of Life Science and Technology , ShanghaiTech University , Shanghai 201210 , China
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25
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Kaiser D, Klose I, Oost R, Neuhaus J, Maulide N. Bond-Forming and -Breaking Reactions at Sulfur(IV): Sulfoxides, Sulfonium Salts, Sulfur Ylides, and Sulfinate Salts. Chem Rev 2019; 119:8701-8780. [PMID: 31243998 PMCID: PMC6661881 DOI: 10.1021/acs.chemrev.9b00111] [Citation(s) in RCA: 465] [Impact Index Per Article: 93.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/22/2019] [Indexed: 12/13/2022]
Abstract
Organosulfur compounds have long played a vital role in organic chemistry and in the development of novel chemical structures and architectures. Prominent among these organosulfur compounds are those involving a sulfur(IV) center, which have been the subject of countless investigations over more than a hundred years. In addition to a long list of textbook sulfur-based reactions, there has been a sustained interest in the chemistry of organosulfur(IV) compounds in recent years. Of particular interest within organosulfur chemistry is the ease with which the synthetic chemist can effect a wide range of transformations through either bond formation or bond cleavage at sulfur. This review aims to cover the developments of the past decade in the chemistry of organic sulfur(IV) molecules and provide insight into both the wide range of reactions which critically rely on this versatile element and the diverse scaffolds that can thereby be synthesized.
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Affiliation(s)
- Daniel Kaiser
- Institute
of Organic Chemistry, University of Vienna, Währinger Strasse 38, 1090 Vienna, Austria
| | - Immo Klose
- Institute
of Organic Chemistry, University of Vienna, Währinger Strasse 38, 1090 Vienna, Austria
| | - Rik Oost
- Institute
of Organic Chemistry, University of Vienna, Währinger Strasse 38, 1090 Vienna, Austria
| | - James Neuhaus
- Institute
of Organic Chemistry, University of Vienna, Währinger Strasse 38, 1090 Vienna, Austria
| | - Nuno Maulide
- Institute
of Organic Chemistry, University of Vienna, Währinger Strasse 38, 1090 Vienna, Austria
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26
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Bis-quinoline-2-carboxylic acid Copper Salt as an Efficient Catalyst for Synthesis of Aryl Olefins by Heck Reaction. Catal Letters 2019. [DOI: 10.1007/s10562-019-02885-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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27
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Minami H, Nogi K, Yorimitsu H. Palladium-Catalyzed Alkoxycarbonylation of Arylsulfoniums. Org Lett 2019; 21:2518-2522. [DOI: 10.1021/acs.orglett.9b00067] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Affiliation(s)
- Hiroko Minami
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Keisuke Nogi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
| | - Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
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28
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Otsuka S, Nogi K, Rovis T, Yorimitsu H. Photoredox-Catalyzed Alkenylation of Benzylsulfonium Salts. Chem Asian J 2019; 14:532-536. [PMID: 30644178 PMCID: PMC6442929 DOI: 10.1002/asia.201801732] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/27/2018] [Revised: 01/01/2019] [Indexed: 11/08/2022]
Abstract
Visible light-mediated radical alkenylation of benzylsulfonium salts was achieved by means of fac-Ir(ppy)3 as a photocatalyst, giving allylbenzenes as products. A variety of functional groups, such as halogen, ester, and cyano, were well tolerated in this transformation. Starting benzylsulfonium salts could be readily prepared from benzyl alcohols by an acid-mediated substitution, increasing the synthetic utility of this transformation.
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Affiliation(s)
- Shinya Otsuka
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto, 606-8502, Japan
- Department of Chemistry, Columbia University, 3000 Broadway, New York, NY, 10027, USA
| | - Keisuke Nogi
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto, 606-8502, Japan
| | - Tomislav Rovis
- Department of Chemistry, Columbia University, 3000 Broadway, New York, NY, 10027, USA
| | - Hideki Yorimitsu
- Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto, 606-8502, Japan
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