1
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Liu DY, Fang DC. Theoretical Study on the Mechanism of Ru(II)-Catalyzed Intermolecular [3 + 2] Annulation between o-Toluic Acid and 3,5-Bis(trifluoromethyl)benzaldehyde: Octahedral vs Trigonal Bipyramidal. J Org Chem 2024; 89:14061-14072. [PMID: 39312811 DOI: 10.1021/acs.joc.4c01461] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/25/2024]
Abstract
Density functional theory was utilized to investigate the mechanism of Ru(II)-catalyzed aromatic C-H activation and addition of aromatic aldehydes. The proposed catalytic cycle consists of C-H bond activation, aldehyde carbonyl insertion for C-C coupling, lactonization for the formation of the final product, product separation, and catalyst recovery. Our calculations suggest that Ru(OAc)2(PCy3) (referred to as CAT) is the most favorable active catalyst, facilitating the C-H bond activation to form a five-membered ring cycloruthenium intermediate (INT2). Subsequently, the aromatic aldehyde reactant 2a enters the Ru coordination sphere, accelerating the C-C coupling and lactonization for the formation of the final product. The involvement of acetate assists in the final product separation, while INT1 re-enters the Ru coordination sphere to initiate a new catalytic cycle. Utilizing the energetic span model, the apparent activation free energy barrier was computed to be 34.3 kcal mol-1 at 443 K. Furthermore, exploration of the reaction mechanism in the absence of phosphine ligands identified Ru(OAc)2(p-cymene) as the most favorable active catalyst. The derived apparent activation free energy barrier offers a comprehensive explanation for the experimentally observed yields. Additionally, we have examined the disparities between the octahedral and trigonal bipyramidal structures of the catalysts concerning their effects on the reaction mechanisms and apparent activation free energy barriers.
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Affiliation(s)
- Dan-Yang Liu
- College of Chemistry, Beijing Normal University, Beijing 100875, China
| | - De-Cai Fang
- College of Chemistry, Beijing Normal University, Beijing 100875, China
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2
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Hao E, Kong X, Xu T, Zeng F. Synthesis of indolines via palladium-catalyzed [4 + 1] annulation of (2-aminophenyl)methanols with sulfoxonium ylides. Org Biomol Chem 2024; 22:6342-6351. [PMID: 39041823 DOI: 10.1039/d4ob00983e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 07/24/2024]
Abstract
A facile strategy for the synthesis of valuable indolines has been developed, involving a palladium(II)/Brønsted acid co-catalyzed annulation of readily available (2-aminophenyl)methanols and sulfoxonium ylides. This protocol allows for the direct utilization of the OH group as a leaving group, tolerates alkyl and aryl groups on the N atom of the aniline moiety, operates under mild reaction conditions, and exhibits good efficiency.
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Affiliation(s)
- Erxiao Hao
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, National Demonstration Center for Experimental Chemistry Education, College of Chemistry & Materials Science, Northwest University, 1 Xuefu Road, Xi'an, Shaanxi, 710127, P. R. China.
| | - Xiaomei Kong
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, National Demonstration Center for Experimental Chemistry Education, College of Chemistry & Materials Science, Northwest University, 1 Xuefu Road, Xi'an, Shaanxi, 710127, P. R. China.
| | - Tongyu Xu
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, National Demonstration Center for Experimental Chemistry Education, College of Chemistry & Materials Science, Northwest University, 1 Xuefu Road, Xi'an, Shaanxi, 710127, P. R. China.
| | - Fanlong Zeng
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, National Demonstration Center for Experimental Chemistry Education, College of Chemistry & Materials Science, Northwest University, 1 Xuefu Road, Xi'an, Shaanxi, 710127, P. R. China.
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3
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Zuo Y, Zuo P, Liu M, Wang X, Du J, Li X, Zhang P, Xu Z. Recent approaches for the synthesis of heterocycles from amidines via a metal catalyzed C-H functionalization reaction. Org Biomol Chem 2024; 22:5014-5031. [PMID: 38831700 DOI: 10.1039/d4ob00420e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/05/2024]
Abstract
Transition metal catalyzed C-H bond activation has become one of the most important tools for constructing new chemical bonds. Introducing directing groups to the substrates is the key to a successful reaction, these directing groups can also be further transformed in the reaction. Amidines with their unique structure and reactivity are ideal substrates for transition metal-catalyzed C-H transformations. This review describes the major advances and mechanistic investigations of the C-H activation/annulation tandem reactions of amidines until early 2024, focusing on metal-catalyzed C-H activation of amidines with unsaturated compounds, such as alkynes, ketone, vinylene carbonate, cyclopropanols and their derivatives. Meanwhile this manuscript also explores the reaction of amidines with different carbene precursors, for example diazo compounds, azide, triazoles, pyriodotriazoles, and sulfoxonium ylides as well as their own C-H bond activation/cyclization reactions. A bright outlook is provided at the end of the manuscript.
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Affiliation(s)
- Youpeng Zuo
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
| | - Pengfei Zuo
- Kunshan Customs, Kunshan, Jiangsu 215300, People's Republic of China
| | - Meijun Liu
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
| | - Xiaoqing Wang
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
| | - Jun Du
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
| | - Xiaoling Li
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
| | - Pinghua Zhang
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
| | - Zhenhua Xu
- School of Chemistry and Chemical Engineering, Suzhou University, Suzhou, Anhui 234000, People's Republic of China.
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4
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Yang M, Meng YX, Mehfooz H, Zhao YL. Visible light-promoted [3+2] cyclization reaction of vinyl azides with perfluoroalkyl-substituted-imidoyl sulfoxonium ylides. Chem Commun (Camb) 2024; 60:5407-5410. [PMID: 38683050 DOI: 10.1039/d4cc00777h] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/01/2024]
Abstract
Visible-light-induced [3+2] cyclization of vinyl azides with perfluoroalkyl-substituted imidoyl sulfoxonium ylides has been developed for the first time. In this transformation, perfluoroalkyl-substituted imidoyl sulfoxonium ylides are firstly employed as a carbon radical precursor under visible light irradiation, providing a new and efficient method for the construction of perfluoroalkyl-substituted 1-pyrrolines.
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Affiliation(s)
- Ming Yang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University, Changchun 130024, China.
| | - Yu-Xuan Meng
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University, Changchun 130024, China.
| | - Haroon Mehfooz
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University, Changchun 130024, China.
| | - Yu-Long Zhao
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Department of Chemistry, Northeast Normal University, Changchun 130024, China.
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5
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Wen M, Zhang M, Gu F, Geng Y, Liu X, Wu Q, Yang X. Synthesis of spiropyrans via Ru(II)-catalyzed coupling of 3-aryl-2 H-benzo[ b][1,4]oxazines with benzoquinones. Org Biomol Chem 2024; 22:998-1009. [PMID: 38186088 DOI: 10.1039/d3ob01971c] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2024]
Abstract
An efficient Ru(II)-catalyzed C-H activation-based spiroannulation of benzoxazines with the easily available benzoquinone and N-sulfonyl quinone monoimine has been realized, providing a straightforward strategy to access NH-containing spiropyrans in moderate to good yields with good functional group compatibility. The procedure features atom- and step-economy, mild conditions, and excellent chemoselectivity. Moreover, a catalytically competent five-membered cycloruthenated complex has been isolated.
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Affiliation(s)
- Mengke Wen
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
- College of Sciences, Northeastern University, Shenyang, 110819, China
| | - Mengying Zhang
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Fan Gu
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Yuehua Geng
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Xiangyang Liu
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Qingnan Wu
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Xifa Yang
- Institute of Pesticide, College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
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6
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Ma P, Wang Y, Ma N, Wang J. Alkaline-Metal-Promoted Divergent Synthesis of 1-Aminoisoquinolines and Isoquinolines. J Org Chem 2024. [PMID: 38193431 DOI: 10.1021/acs.joc.3c02384] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2024]
Abstract
Alkaline-metal-promoted divergent syntheses of 1-aminoisoquinolines and isoquinolines have been reported involving 2-methylaryl aldehydes, nitriles, and LiN(SiMe3)2 as reactants. In addition, the three-component reaction of 2-methylaryl nitriles, aldehydes, and LiN(SiMe3)2 has been developed to furnish 1-aminoisoquinolines. This protocol features readily available starting materials, excellent chemoselectivity, broad substrate scope, and satisfactory yields.
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Affiliation(s)
- Peng Ma
- Department of Chemistry, School of Science, Tianjin University, Tianjin 300072, China
| | - Yuhang Wang
- Department of Chemistry, School of Science, Tianjin University, Tianjin 300072, China
| | - Ning Ma
- Department of Chemistry, School of Science, Tianjin University, Tianjin 300072, China
| | - Jianhui Wang
- Department of Chemistry, School of Science, Tianjin University, Tianjin 300072, China
- Collaborative Innovation Center of Chemical Science and Engineering, Tianjin University, Tianjin 300072, China
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7
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Zhou P, Yang WT, Hao WJ, Jiang B. Copper(II)/DBU Relay Catalyzed Annulation of α-Carbonyl-γ-alkynyl Sulfoxonium Ylides for Accessing N-Sulfonamido 2 H-Isoindoles. Org Lett 2023; 25:8495-8500. [PMID: 37975753 DOI: 10.1021/acs.orglett.3c03479] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2023]
Abstract
A copper(II)/DBU relay catalyzed annulation of α-carbonyl-γ-alkynyl sulfoxonium ylides as a new class of sulfoxonium ylide reagents with sulfonyl hydrazides is reported, enabling intramolecular oxygen migration to produce a series of N-sulfonamido 2H-isoindoles with good yields. The present annulation proceeded readily by combining the Cu(II)-catalyzed 6-endo-dig oxo-cyclization with the DBU-catalyzed isochromene skeletal rearrangement, resulting in the formation of multiple new chemical bonds.
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Affiliation(s)
- Peng Zhou
- Institute of Reproductive Medicine, School of Medicine, Nantong University, Nantong 226000, China
| | - Wei-Tao Yang
- School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China
| | - Wen-Juan Hao
- School of Chemistry & Materials Science, Jiangsu Normal University, Xuzhou 221116, China
| | - Bo Jiang
- School of Chemistry & Materials Science, Jiangsu Normal University, Xuzhou 221116, China
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8
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Zhang M, He Y, Li S, Geng Y, Liu X, Yang X. Synthesis of spiropyrans and arylquinones via Ru(II)-catalyzed condition-controlled coupling of 3-aryl-2 H-benzoxazinones with benzoquinones. Chem Commun (Camb) 2023; 59:11704-11707. [PMID: 37700730 DOI: 10.1039/d3cc03395c] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/14/2023]
Abstract
Ru(II)-catalyzed condition-controlled divergent coupling between 3-aryl-2H-benzoxazin-2-ones and benzoquinones has been realized under operationally simple conditions, affording a series of structurally stable spiropyrans and valuable arylquinones. The potential of this method is also demonstrated by scale-up synthesis and derivatization. Additionally, an unprecedented cycloruthenated complex has been identified as a key intermediate.
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Affiliation(s)
- Mengying Zhang
- College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Yuhao He
- College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Song Li
- College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Yuehua Geng
- College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Xiangyang Liu
- College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
| | - Xifa Yang
- College of Plant Protection, Henan Agricultural University, Zhengzhou, 450002, China.
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9
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Gola AK, Sharma A, Pandey SK. Synthesis of α-Carbonyl-α'-amide Sulfoxonium Ylides from Isocyanates with Complete Atom Economy. Org Lett 2023; 25:1214-1217. [PMID: 36757361 DOI: 10.1021/acs.orglett.3c00239] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/10/2023]
Abstract
An efficient catalyst- and additive-free facile synthesis of α-carbonyl-α'-amide sulfoxonium ylides from isocyanates and β-ketosulfoxonium ylides with complete atom economy has been described. The β-ketosulfoxonium ylides and isocyanates adorned with various functional groups were well-tolerated and afforded moderate to high yields of the α-carbonyl-α'-amide sulfoxonium ylide derivatives. Finally, using large-scale reactions and converting the synthesized ylides into other valuable compounds, we demonstrated the practicality of this synthetic method.
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Affiliation(s)
- Ajay Kant Gola
- Department of Chemistry, Institute of Science, Banaras Hindu University, Varanasi, Uttar Pradesh 221005, India
| | - Ajay Sharma
- Department of Chemistry, Institute of Science, Banaras Hindu University, Varanasi, Uttar Pradesh 221005, India
| | - Satyendra Kumar Pandey
- Department of Chemistry, Institute of Science, Banaras Hindu University, Varanasi, Uttar Pradesh 221005, India
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10
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Singh A, Kumar S, Volla CMR. α-Carbonyl sulfoxonium ylides in transition metal-catalyzed C-H activation: a safe carbene precursor and a weak directing group. Org Biomol Chem 2023; 21:879-909. [PMID: 36562262 DOI: 10.1039/d2ob01835g] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
Transition metal-catalyzed cross-coupling of sp2 C-H bonds with diazo compounds via carbene migratory insertion represents an efficient strategy for the construction of C-C and C-heteroatom bonds in organic synthesis. Despite the popularity of diazo compounds as coupling partners in C-H activation, they pose serious safety and stability issues due to potential exothermic reactions linked with the release of N2 gas. However, compared with diazo compounds, sulfoxonium ylides are generally crystalline solids, more stable, widely used in industrial scales, and easier/safer to prepare. Therefore, recent years have witnessed an upsurge in employing α-carbonyl sulfoxonium ylides as an alternative carbene surrogate in transition metal-catalyzed C-H activation. Unlike diazo compounds, α-carbonyl sulfoxonium ylides contain inherent potential to serve as a coupling partner as well as a weak directing group. This review will summarize the progress made in both categories of reactions.
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Affiliation(s)
- Anurag Singh
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai-400076, India.
| | - Shreemoyee Kumar
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai-400076, India.
| | - Chandra M R Volla
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai-400076, India.
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11
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Desai B, Uppuluru A, Dey A, Deshpande N, Dholakiya BZ, Sivaramakrishna A, Naveen T, Padala K. The recent advances in cobalt-catalyzed C(sp 3)-H functionalization reactions. Org Biomol Chem 2023; 21:673-699. [PMID: 36602117 DOI: 10.1039/d2ob01936a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Over the past decades, reactions involving C-H functionalization have become a hot theme in organic transformations because they have a lot of potential for the streamlined synthesis of complex molecules. C(sp3)-H bonds are present in most organic species. Since organic molecules have massive significance in various aspects of life, the exploitation and functionalization of C(sp3)-H bonds hold enormous importance. In recent years, the first-row transition metal-catalyzed direct and selective functionalization of C-H bonds has emerged as a simple and environmentally friendly synthetic method due to its low cost, unique reactivity profiles and easy availability. Therefore, research advancements are being made to conceive catalytic systems that foster direct C(sp3)-H functionalization under benign reaction conditions. Cobalt-based catalysts offer mild and convenient reaction conditions at a reasonable expense compared to conventional 2nd and 3rd-row transition metal catalysts. Consequently, the probing of Co-based catalysts for C(sp3)-H functionalization is one of the hot topics from the outlook of an organic chemist. This review primarily focuses on the literature from 2018 to 2022 and sheds light on the substrate scope, selectivity, benefits and limitations of cobalt catalysts for organic transformations.
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Affiliation(s)
- Bhargav Desai
- Department of Chemistry, Sardar Vallabhbhai National Institute of Technology, Surat, Gujarat-395 007, India.
| | - Ajay Uppuluru
- Department of Chemistry, School of Advanced Science, Vellore Institute of Technology, Katpadi, Vellore, Tamil Nadu, 632014, India.
| | - Ashutosh Dey
- Department of Chemistry, School of Advanced Science, Vellore Institute of Technology, Katpadi, Vellore, Tamil Nadu, 632014, India.
| | - Neha Deshpande
- Department of Chemistry, Sardar Vallabhbhai National Institute of Technology, Surat, Gujarat-395 007, India.
| | - Bharatkumar Z Dholakiya
- Department of Chemistry, Sardar Vallabhbhai National Institute of Technology, Surat, Gujarat-395 007, India.
| | - Akella Sivaramakrishna
- Department of Chemistry, School of Advanced Science, Vellore Institute of Technology, Katpadi, Vellore, Tamil Nadu, 632014, India.
| | - Togati Naveen
- Department of Chemistry, Sardar Vallabhbhai National Institute of Technology, Surat, Gujarat-395 007, India.
| | - Kishor Padala
- Department of Chemistry, School of Advanced Science, Vellore Institute of Technology, Katpadi, Vellore, Tamil Nadu, 632014, India. .,Central Tribal University of Andhra Pradesh, Kondakarakam Village, Cantonment, Vizianagaram, Andhra Pradesh, 535003, India
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12
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Yang Z, Tang J, Li C, Chen Z, Wu XF. Rhodium(III)-catalyzed regioselective C2-alkenylation of indoles with CF 3-imidoyl sulfoxonium ylides to give multi-functionalized enamines using a migratable directing group. Chem Commun (Camb) 2023; 59:318-321. [PMID: 36511166 DOI: 10.1039/d2cc06127a] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
A rhodium(III)-catalyzed regioselective C2-alkenylation of indoles for the construction of α-CF3 substituted enamines has been developed, which utilizes CF3-imidoyl sulfoxonium ylides (TFISYs) as alkenylating agents for the first time. A wide array of indolyl- and trifluoromethyl-decorated enamine derivatives have been assembled in moderate to good yields.
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Affiliation(s)
- Zuguang Yang
- Department of Chemistry, Key Laboratory of Surface & Interface Science of Polymer Materials of Zhejiang Province, Zhejiang Sci-Tech University, Hangzhou, 310018, People's Republic of China.
| | - Jianhua Tang
- Department of Chemistry, Key Laboratory of Surface & Interface Science of Polymer Materials of Zhejiang Province, Zhejiang Sci-Tech University, Hangzhou, 310018, People's Republic of China.
| | - Chen Li
- Department of Chemistry, Key Laboratory of Surface & Interface Science of Polymer Materials of Zhejiang Province, Zhejiang Sci-Tech University, Hangzhou, 310018, People's Republic of China.
| | - Zhengkai Chen
- Department of Chemistry, Key Laboratory of Surface & Interface Science of Polymer Materials of Zhejiang Province, Zhejiang Sci-Tech University, Hangzhou, 310018, People's Republic of China.
| | - Xiao-Feng Wu
- Dalian National Laboratory for Clean Energy, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian, 116023, Liaoning, China. .,Leibniz-Institut für Katalyse e. V., Albert-Einstein-Straβe 29a, 18059, Rostock, Germany.
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13
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Momeni T, Zadsirjan V, Hadi Meshkatalsadat M, Pourmohammadi‐Mahunaki M. Applications of Cobalt‐Catalyzed Reactions in the Total Synthesis of Natural Products. ChemistrySelect 2022. [DOI: 10.1002/slct.202202816] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Tayebeh Momeni
- Department of Chemistry Qom University of Technology Qom Iran 3718146645
- Department of Chemistry School of Science Alzahra University Vanak Tehran Iran
| | - Vahideh Zadsirjan
- Department of Chemistry Malek Ashtar University of Technology Tehran Iran
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14
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Aher YN, Pawar AB. Free Amine-Directed Ru(II)-Catalyzed Redox-Neutral [4 + 2] C-H Activation/Annulation of Benzylamines with Sulfoxonium Ylides. J Org Chem 2022; 87:12608-12621. [PMID: 36082518 DOI: 10.1021/acs.joc.2c00931] [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
An external oxidant free Ru(II)-catalyzed C-H functionalization/annulation of primary benzylamines with sulfoxonium ylides has been developed for the synthesis of isoquinolines. The reaction utilizes free amine as a directing group, which is generally considered to be a poor directing group. This work presents the first example of Ru-catalyzed C-H functionalization of benzylamines under redox-neutral conditions. The detection of the amine-directed ruthenacyclic intermediate using high-resolution mass spectrometry corroborated the involvement of free amine as a directing group.
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Affiliation(s)
- Yogesh N Aher
- School of Chemical Sciences, Indian Institute of Technology, Mandi, Himachal Pradesh 175075, India
| | - Amit B Pawar
- School of Chemical Sciences, Indian Institute of Technology, Mandi, Himachal Pradesh 175075, India
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15
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Lukasevics L, Cizikovs A, Grigorjeva L. Cobalt-catalyzed C(sp 2)-H bond imination of phenylalanine derivatives. Chem Commun (Camb) 2022; 58:9754-9757. [PMID: 35959660 DOI: 10.1039/d2cc02334b] [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
Herein we report the cobalt-catalyzed, picolinamide-directed C-H bond imination protocol of phenylalanine derivatives using isocyanides and a Co(dpm)2 catalyst. A wide range of functional groups were tolerated under the reaction conditions, yielding imines in high yields. The obtained imine products can easily be transformed to 1-aminoisoquinoline derivatives under reductive conditions, providing an attractive alternative to already existing methodologies. The control experiments indicated that C-H activation might occur via an electrophilic pathway.
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Affiliation(s)
- Lukass Lukasevics
- Latvian Institute of Organic Synthesis, Aizkraukles 21, Riga LV-1006, Latvia. .,Faculty of Materials Science and Applied Chemistry, Riga Technical University, P. Valdena Street 3, Riga, LV-1048, Latvia
| | - Aleksandrs Cizikovs
- Latvian Institute of Organic Synthesis, Aizkraukles 21, Riga LV-1006, Latvia.
| | - Liene Grigorjeva
- Latvian Institute of Organic Synthesis, Aizkraukles 21, Riga LV-1006, Latvia.
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16
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Chen G, Cai X, Zhang X, Fan X. Condition-Dependent Selective Synthesis of Indolo[1,2- c]quinazolines and Indolo[3,2- c]quinolines from 2-(1 H-Indol-2-yl)anilines and Sulfoxonium Ylides. J Org Chem 2022; 87:9815-9828. [PMID: 35839292 DOI: 10.1021/acs.joc.2c00858] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
In this paper, a selective synthesis of indolo[1,2-c]quinazolines and indolo[3,2-c]quinolines through the cascade reactions of 2-(1H-indol-2-yl)anilines with sulfoxonium ylides is presented. The formation of products involves the generation of a carbene species from sulfoxonium ylide and its N-H bond insertion reaction with 2-(1H-indol-2-yl)aniline followed by deoxygenative imine formation, intramolecular N- or C- nucleophilic addition and deoxygenative aromatization. This switchable synthesis was condition-dependent. In the presence of K2CO3 in CH3CN, the reaction mainly furnished indolo[1,2-c]quinazolines. In the presence of HOAc in dioxane, it selectively afforded indolo[3,2-c]quinolines. In addition, direct C-H/N-H functionalization of the products obtained provides a convenient and direct access to polycyclic heteroaromatic compounds. These novel protocols have advantages such as readily accessible substrates, easily tunable selectivity, good compatibility with diverse functional groups, and the use of air as a cost-free and sustainable oxidant.
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Affiliation(s)
- Guang Chen
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xinyuan Cai
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xinying Zhang
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xuesen Fan
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
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17
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Pan C, Yuan C, Yu JT. Ruthenium‐Catalyzed C–H Functionalization/Annulation of N‐Aryl Indazoles/Phthalazines with Sulfoxonium Ylides to access Tetracyclic Fused Cinnolines. ASIAN J ORG CHEM 2022. [DOI: 10.1002/ajoc.202200346] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Changduo Pan
- Jiangsu University of Technology School of Petrochemical Engineering Changzhou 213164 Changzhou CHINA
| | - Cheng Yuan
- Jiangsu University of Technology School of Chemical and Environmental Engineering CHINA
| | - Jin-Tao Yu
- Changzhou University School of Petrochemical Engineering CHINA
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18
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Mishra DR, Panda BS, Nayak S, Panda J, Mohapatra S. Recent Advances in the Synthesis of 5‐Membered
N
‐Heterocycles via Rhodium Catalysed Cascade Reactions. ChemistrySelect 2022. [DOI: 10.1002/slct.202200531] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
- Deepak R. Mishra
- Organic Synthesis Laboratory Department of Chemistry Ravenshaw University Cuttack 753003 Odisha India
| | - Bhabani S. Panda
- Organic Synthesis Laboratory Department of Chemistry Ravenshaw University Cuttack 753003 Odisha India
| | - Sabita Nayak
- Organic Synthesis Laboratory Department of Chemistry Ravenshaw University Cuttack 753003 Odisha India
| | - Jasmine Panda
- Organic Synthesis Laboratory Department of Chemistry Ravenshaw University Cuttack 753003 Odisha India
| | - Seetaram Mohapatra
- Organic Synthesis Laboratory Department of Chemistry Ravenshaw University Cuttack 753003 Odisha India
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19
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Borah G, Dam B, Patel BK. Ortho
‐Functionalization of Benzimidates and Benzamidines. ChemistrySelect 2022. [DOI: 10.1002/slct.202104583] [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)
- Gongutri Borah
- Department of Chemistry Indian Institute of Technology Guwahati, North Guwahati Guwahati 781039 Assam India
| | - Binoyargha Dam
- Department of Chemistry Indian Institute of Technology Guwahati, North Guwahati Guwahati 781039 Assam India
| | - Bhisma K. Patel
- Department of Chemistry Indian Institute of Technology Guwahati, North Guwahati Guwahati 781039 Assam India
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20
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Bhorali P, Sultana S, Gogoi S. Recent Advances in Metal‐Catalyzed C−H Bond Functionalization Reactions of Sulfoxonium Ylides. ASIAN J ORG CHEM 2022. [DOI: 10.1002/ajoc.202100754] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
- Pratiksha Bhorali
- Applied Organic Chemistry Chemical Sciences & Technology Division CSIR-North East Institute of Science and Technology Jorhat 785006 India
- Academy of Scientific and Innovative Research (AcSIR) Ghaziabad 201002 India
| | - Sabera Sultana
- Applied Organic Chemistry Chemical Sciences & Technology Division CSIR-North East Institute of Science and Technology Jorhat 785006 India
| | - Sanjib Gogoi
- Applied Organic Chemistry Chemical Sciences & Technology Division CSIR-North East Institute of Science and Technology Jorhat 785006 India
- Academy of Scientific and Innovative Research (AcSIR) Ghaziabad 201002 India
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21
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Zhang J, Zhang C, Zheng Z, Zhou P, Liu W. Research Progress of Sulfoxonium Ylides in the Construction of Five/Six-Membered Nitrogen-Containing Heterocycles. CHINESE J ORG CHEM 2022. [DOI: 10.6023/cjoc202204002] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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22
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Wen S, Chen Y, Tian Q, Zhang Y, Cheng G. Transition-Metal-, Additive-, and Solvent-Free [3 + 3] Annulation of RCF 2-Imidoyl Sulfoxonium Ylides with Cyclopropenones to Give Multifunctionalized CF 3-Pyridones. J Org Chem 2021; 87:1124-1132. [PMID: 34965129 DOI: 10.1021/acs.joc.1c02464] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
An efficient and practical strategy was developed to synthesize 1,3,4-triaryl-6-trifluoromethylpyridones from CF3-imidoyl sulfoxonium ylides and cyclopropenones in good to excellent yields. This stepwise [3 + 3] annulation reaction was carried out under transition-metal-, additive-, and solvent-free conditions, generating 1 equiv of dimethyl sulfoxide as byproduct and tolerating a series of functional groups.
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Affiliation(s)
- Si Wen
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Yanhui Chen
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Qingyu Tian
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Yuqing Zhang
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Guolin Cheng
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
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23
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Application of sulfoxonium ylide in transition-metal-catalyzed C-H bond activation and functionalization reactions. Tetrahedron 2021. [DOI: 10.1016/j.tet.2021.132478] [Citation(s) in RCA: 13] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
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24
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Wen S, Tian Q, Chen Y, Zhang Y, Cheng G. Annulation of CF 3-Imidoyl Sulfoxonium Ylides with 1,3-Dicarbonyl Compounds: Access to 1,2,3-Trisubstituted 5-Trifluoromethylpyrroles. Org Lett 2021; 23:7407-7411. [PMID: 34543038 DOI: 10.1021/acs.orglett.1c02598] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
A lithium-bromide-promoted nucleophilic substitution/annulation cascade reaction between CF3-imidoyl sulfoxonium ylides and 1,3-dicarbonyl compounds has been established, and the corresponding 1,2,3-trisubstituted 5-trifluoromethylpyrroles have been obtained in 27-78% yield. This reaction features a broad substrate scope and generates dimethyl sulfoxide and H2O as byproducts.
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Affiliation(s)
- Si Wen
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Qingyu Tian
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Yanhui Chen
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Yuqing Zhang
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
| | - Guolin Cheng
- Xiamen Key Laboratory of Optoelectronic Materials and Advanced Manufacturing, College of Materials Science and Engineering, the Instrumental Analysis Center, Huaqiao University, Xiamen 361021, China
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25
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Hu M, Wu Z, Yao B, Li J, Wu W, Jiang H. Pd-Catalyzed Sequential Formation of C-C Bonds: A New Strategy for the Synthesis of ( E)-α,β-Unsaturated Carbonyl Compounds from Sulfoxonium Ylides and 1-Iodo-2-((2-methylallyl)oxy)benzene Compounds. J Org Chem 2021; 86:11545-11556. [PMID: 34479410 DOI: 10.1021/acs.joc.1c01119] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
α,β-Unsaturated carbonyl compounds are significant moieties in many biological molecules and have attracted considerable attention in organic synthetic chemistry. A Pd-catalyzed cascade cyclization for the synthesis of (E)-α,β-unsaturated carbonyl compounds with the sequential formation of C-C bonds was developed. This method offers high efficiency, good functional group tolerance, and moderate to excellent yields and generally displays high stereoselectivity.
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Affiliation(s)
- Miao Hu
- Key Laboratory of Functional Molecular Engineering of Guangdong Province, School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
| | - Ziying Wu
- Key Laboratory of Functional Molecular Engineering of Guangdong Province, School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
| | - Biao Yao
- Key Laboratory of Functional Molecular Engineering of Guangdong Province, School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
| | - Jianxiao Li
- Key Laboratory of Functional Molecular Engineering of Guangdong Province, School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
| | - Wanqing Wu
- Key Laboratory of Functional Molecular Engineering of Guangdong Province, School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
| | - Huanfeng Jiang
- Key Laboratory of Functional Molecular Engineering of Guangdong Province, School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
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26
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Hu S, Han X, Xie X, Fang F, Wang Y, Saidahmatov A, Liu H, Wang J. Synthesis of Pyrazolo[1,2‐a]cinnolines
via
Rhodium(III)‐Catalyzed [4+2] Annulation Reactions of Pyrazolidinones with Sulfoxonium Ylides. Adv Synth Catal 2021. [DOI: 10.1002/adsc.202100324] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Shulei Hu
- China Pharmaceutical University 639 Longmian Avenue, Jiangning District Nanjing 211198 People's Republic of China
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
| | - Xu Han
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
| | - Xiong Xie
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
| | - Feifei Fang
- China Pharmaceutical University 639 Longmian Avenue, Jiangning District Nanjing 211198 People's Republic of China
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
| | - Yong Wang
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
| | - Abdusaid Saidahmatov
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
| | - Hong Liu
- China Pharmaceutical University 639 Longmian Avenue, Jiangning District Nanjing 211198 People's Republic of China
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
- School of Pharmaceutical Science and Technology Hangzhou Institute for Advanced Study UCAS Hangzhou 310024 People's Republic of China
| | - Jiang Wang
- State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences 555 Zu Chong Zhi Road Shanghai 201203 People's Republic of China
- School of Pharmaceutical Science and Technology Hangzhou Institute for Advanced Study UCAS Hangzhou 310024 People's Republic of China
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27
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Huang X, Xu Y, Li J, Lai R, Luo Y, Wang Q, Yang Z, Wu Y. Synthesis of aminoisoquinolines via Rh-catalyzed [4 + 2] annulation of benzamidamides with vinylene carbonate. CHINESE CHEM LETT 2021. [DOI: 10.1016/j.cclet.2021.04.058] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
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28
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Banjare SK, Nanda T, Pati BV, Biswal P, Ravikumar PC. O-Directed C-H functionalization via cobaltacycles: a sustainable approach for C-C and C-heteroatom bond formations. Chem Commun (Camb) 2021; 57:3630-3647. [PMID: 33870349 DOI: 10.1039/d0cc08199j] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
This review focuses on providing comprehensive highlights of the recent advances in the field of cobalt-catalysed C-H functionalization and related synthetic concepts, relying on these through oxygen atom coordination. In recent years, 3d transition metal (Fe, Co, Cu & Ni) catalysed C-H functionalization reactions have received immense attention on account of its higher abundance and low cost, as compared to noble metals such as Ir, Rh, Ru and Pd. Among the first-row transition metals, cobalt is one of the extensively used metals for sustainable synthesis due to its unique reactivity towards the functionalization of inert C-H bonds. The functionalization of the inert C-H bond necessitates a proximal directing group. In this context, strongly coordinating nitrogen atom directed C-H functionalizations have been well explored. Nevertheless, strongly coordinating nitrogen-containing scaffolds, such as pyridine, pyrimidine, and 8-aminoquinoline, have to be installed and removed in a separate process. In contrast, C-H functionalizations through weakly coordinating atoms, such as oxygen, are largely underdeveloped. Since the oxygen atom is a part of many readily available functional groups, such as aldehydes, ketones, carboxylic acids, and esters, it could be used as directing groups for selective C-H functionalization reactions without any modification. Thus, the use of 3d transition metals, such as cobalt, along with weakly coordinating (oxygen) directing groups for C-H functionalization reactions are more sustainable, especially for the large-scale production of pharmaceuticals in industries. During the last decade, notable progress has been made using this concept. Nonetheless, almost all the reports are restricted to the formation of C-C and C-N bond. Therefore, there is a wide scope for developing this area for the formation of other bonds, such as C-X (halogens), C-B, C-S, and C-Se.
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Affiliation(s)
- Shyam Kumar Banjare
- School of Chemical Sciences, National Institute of Science Education and Research (NISER) HBNI, Bhubaneswar, Odisha 752050, India.
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29
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Xie W, Jian X, Zhang L, Jin K, Shi J, Zhu F. Synthesis of C3-sulfone substituted naphthols via rhodium(III)-catalyzed annulation of sulfoxonium ylides with alkynylsulfones. Org Biomol Chem 2021; 19:1498-1502. [PMID: 33529298 DOI: 10.1039/d0ob02267e] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
C-H activation of sulfoxonium ylides catalyzed by rhodium(iii) with subsequent annulation by alkynylsulfones was accomplished. This methodology offers a step-economical approach for assembling C3-sulfone-substituted naphthols with a high level of regioselectivity that is complementary to previous protocols. The approach has an extensive substrate spectrum and broad functional group tolerance.
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Affiliation(s)
- Wucheng Xie
- School of Environment and Chemical Engineering, Foshan University, Foshan 528000, China.
| | - Xinyi Jian
- School of Environment and Chemical Engineering, Foshan University, Foshan 528000, China.
| | - Liyang Zhang
- School of Environment and Chemical Engineering, Foshan University, Foshan 528000, China.
| | - Kexin Jin
- School of Environment and Chemical Engineering, Foshan University, Foshan 528000, China.
| | - Junjun Shi
- School of Environment and Chemical Engineering, Foshan University, Foshan 528000, China.
| | - Feng Zhu
- School of Environment and Chemical Engineering, Foshan University, Foshan 528000, China.
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30
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Farasat Z, Nabavizadeh SM, Niroomand Hosseini F, Hoseini SJ, Abu-Omar MM. Ligand-Controlled C sp2-H versus C sp3-H Bond Formation in Cycloplatinated Complexes: A Joint Experimental and Theoretical Mechanistic Investigation. Inorg Chem 2021; 60:1998-2008. [PMID: 33476136 DOI: 10.1021/acs.inorgchem.0c03502] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The cyclometalated platinum(II) complexes [PtMe(C∧N)(L)] [1PS: C∧N = 2-phenylpyridinate (ppy), L = SMe2; 1BS: C∧N = benzo[h]quinolate (bhq), L = SMe2; 1PP: C∧N = ppy, L = PPh3; and 1BP: C∧N = bhq, L = PPh3] containing two different cyclometalated ligands and two different ancillary ligands have been investigated in the reaction with CX3CO2H (X = F or H). When L = SMe2, the Pt-Me bond rather than the Pt-C bond of the cycloplatinated complex is cleaved to give the complexes [Pt(C∧N)(CX3CO2)(SMe2)]. When L = PPh3, the selectivity of the reaction is reversed. In the reaction of [PtMe(C∧N)(PPh3)] with CF3CO2H, the Pt-C∧N bond is cleaved rather than the Pt-Me bond. The latter reaction gave [PtMe(κ1N-Hppy)(PPh3)(CF3CO2)] as an equilibrium mixture of two isomers. For L = PPh3, no reaction was observed with CH3CO2H. The reasons for this difference in selectivity for complexes 1 are computationally discussed based on the energy barrier needed for the protonolysis of the Pt-Csp3 bond versus the Pt-Csp2 bond. Two pathways including the direct one-step acid attack at the Pt-C bond (SE2) and stepwise oxidative-addition on the Pt(II) center followed by reductive elimination [SE(ox)] are proposed. A detailed density functional theory (DFT) study of these protonations along with experimental UV-vis kinetics suggests that a one-step electrophilic attack (SE2) at the Pt-C bond is the most likely mechanism for complexes 1, and changing the nature of the ancillary ligand can influence the selectivity in the Pt-C bond cleavage. The effect of the nature of the acid and cyclometalated ligand (C∧N) is also discussed.
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Affiliation(s)
- Zahra Farasat
- Professor Rashidi Laboratory of Organometallic Chemistry, Department of Chemistry, College of Sciences, Shiraz University, Shiraz 71467-13565, Iran
| | - S Masoud Nabavizadeh
- Professor Rashidi Laboratory of Organometallic Chemistry, Department of Chemistry, College of Sciences, Shiraz University, Shiraz 71467-13565, Iran.,Department of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106, United States
| | | | - S Jafar Hoseini
- Professor Rashidi Laboratory of Organometallic Chemistry, Department of Chemistry, College of Sciences, Shiraz University, Shiraz 71467-13565, Iran
| | - Mahdi M Abu-Omar
- Department of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106, United States
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31
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Xie H, Zhong M, Kang H, Shu B, Zhang S. A Cascade Rh(III)‐catalyzed C−H Activation/Chemodivergent Annulation of
N
‐carbamoylindoles with Sulfoxonium Ylides for the Synthesis of Dihydropyrimidoindolone and Tricyclic [1,3]Oxazino[3,4‐
a
]indol‐1‐ones Derivatives. Adv Synth Catal 2021. [DOI: 10.1002/adsc.202001380] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Affiliation(s)
- Hui Xie
- Center for Drug Research and Development Guangdong Pharmaceutical University Guangzhou 510006 People's Republic of China
| | - Mei Zhong
- School of Pharmacy Guangdong Pharmaceutical University Guangzhou 510006 People's Republic of China
| | - Hua‐Jie Kang
- School of Pharmacy Guangdong Pharmaceutical University Guangzhou 510006 People's Republic of China
| | - Bing Shu
- School of Pharmacy Guangdong Pharmaceutical University Guangzhou 510006 People's Republic of China
| | - Shang‐Shi Zhang
- Center for Drug Research and Development Guangdong Pharmaceutical University Guangzhou 510006 People's Republic of China
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32
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Li MH, Si XJ, Zhang H, Yang D, Niu JL, Song MP. Directed Cobalt-Catalyzed C-H Activation to Form C-C and C-O Bonds in One Pot via Three-Component Coupling. Org Lett 2021; 23:914-919. [PMID: 33475370 DOI: 10.1021/acs.orglett.0c04122] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Herein, we disclose an efficient cobalt-catalyzed three-component coupling of benzamides, diazo compounds, and tert-butyl hydroperoxide, which provides an efficient approach to construct C(sp2)-C(sp3) and C-O bonds in one-pot accompanied with C-H activation. This protocol features low catalyst loading (4 mol %), the avoidance of additives, and excellent functional group compatibility, providing three-component coupling adducts with high yields under mild conditions (up to 88%). Mechanism studies show that the reaction may involve a radical process.
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Affiliation(s)
- Meng-Hui Li
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
| | - Xiao-Ju Si
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
| | - He Zhang
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
| | - Dandan Yang
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
| | - Jun-Long Niu
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
| | - Mao-Ping Song
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
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33
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Chen T, Ding Z, Guan Y, Zhang R, Yao J, Chen Z. Ruthenium-catalyzed coupling of α-carbonyl phosphoniums with sulfoxonium ylides via C–H activation/Wittig reaction sequences. Chem Commun (Camb) 2021; 57:2665-2668. [DOI: 10.1039/d1cc00433f] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
A Ru(ii)-catalyzed coupling of various α-carbonyl phosphoniums with sulfoxonium ylides has been realized for the facile synthesis of 1-naphthols in good to excellent yields.
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Affiliation(s)
- Tian Chen
- Center for Molecular Science and Engineering
- College of Sciences
- Northeastern University
- Shenyang 110819
- P. R. China
| | - Zhiqiang Ding
- Center for Molecular Science and Engineering
- College of Sciences
- Northeastern University
- Shenyang 110819
- P. R. China
| | - Yuqiu Guan
- Center for Molecular Science and Engineering
- College of Sciences
- Northeastern University
- Shenyang 110819
- P. R. China
| | - Ruike Zhang
- Center for Molecular Science and Engineering
- College of Sciences
- Northeastern University
- Shenyang 110819
- P. R. China
| | - Jinzhong Yao
- College of Biological
- Chemical Sciences and Engineering
- Jiaxing University
- Jiaxing 314001
- People's Republic of China
| | - Zhangpei Chen
- Center for Molecular Science and Engineering
- College of Sciences
- Northeastern University
- Shenyang 110819
- P. R. China
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34
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Zhou Q, Song X, Zhang X, Fan X. Synthesis of 3-spirooxindole 3 H-indoles through Rh( iii)-catalyzed [4 + 1] redox-neutral spirocyclization of N-aryl amidines with diazo oxindoles. Org Chem Front 2021. [DOI: 10.1039/d1qo00551k] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Presented herein is a novel synthesis of 3-spirooxindole 3H-indoles via the coupling and spirocyclization of N-aryl amidines with diazo oxindoles.
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Affiliation(s)
- Qianting Zhou
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug
- Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals
- Key Laboratory of Green Chemical Media and Reactions
- Ministry of Education
- School of Chemistry and Chemical Engineering
| | - Xia Song
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug
- Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals
- Key Laboratory of Green Chemical Media and Reactions
- Ministry of Education
- School of Chemistry and Chemical Engineering
| | - Xinying Zhang
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug
- Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals
- Key Laboratory of Green Chemical Media and Reactions
- Ministry of Education
- School of Chemistry and Chemical Engineering
| | - Xuesen Fan
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug
- Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals
- Key Laboratory of Green Chemical Media and Reactions
- Ministry of Education
- School of Chemistry and Chemical Engineering
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35
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Song X, Cai X, Zhang X, Fan X. Synthesis of N-acylbenzimidazoles through [4 + 1] annulation of N-arylpivalimidamides with dioxazolones. Org Chem Front 2021. [DOI: 10.1039/d1qo01137e] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Abstract
Presented herein is a novel and efficient synthesis of N-acylbenzimidazoles through an unprecedented [4 + 1] annulation of N-arylpivalimidamides with dioxazolones.
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Affiliation(s)
- Xia Song
- School of Environment, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control, Ministry of Education, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xinyuan Cai
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xinying Zhang
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xuesen Fan
- NMPA Key Laboratory for Research and Evaluation of Innovative Drug, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang, Henan 453007, China
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36
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Song X, Zhou Q, Zhao J, Jiang Y, Zhang X, Zhang X, Fan X. Synthesis of 1,3-Benzodiazepines through [5 + 2] Annulation of N-Aryl Amidines with Propargylic Esters. Org Lett 2020; 22:9506-9512. [PMID: 33258365 DOI: 10.1021/acs.orglett.0c03515] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
In this paper, an efficient synthesis of functionalized 1,3-benzodiazepines through an unprecedented [5 + 2] annulation of N-aryl amidines with propargylic esters is presented. The reactions proceed through Rh(III)-catalyzed C(sp2)-H alkenylation followed by annulation and deacetoxylation along with cascade C-H/N-H/C-O bond cleavage and C-C/C-N bond formation. Furthermore, the cytotoxicity of selected products against several human cancer cell lines was tested, which demonstrated their good potential for pharmaceutical applications.
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Affiliation(s)
- Xia Song
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Qianting Zhou
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Jie Zhao
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Yuqin Jiang
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xiaopeng Zhang
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xinying Zhang
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
| | - Xuesen Fan
- School of Environment, School of Chemistry and Chemical Engineering, Key Laboratory for Yellow River and Huai River Water Environmental Pollution Control and Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Henan Key Laboratory of Organic Functional Molecules and Drug Innovation, Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Henan Normal University, Xinxiang, Henan 453007, China
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37
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Abstract
The synthesis of substituted indoles has received great attention in the field of organic synthesis methodology. C–H activation makes it possible to obtain a variety of designed indole derivatives in mild conditions. Ruthenium catalyst, as one of the most significant transition-metal catalysts, has been contributing in the synthesis of indole scaffolds through C–H activation and C–H activation on indoles. Herein, we attempt to present an overview about the construction strategies of indole scaffold and site-specific modifications for indole scaffold via ruthenium-catalyzed C–H activations in recent years.
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38
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Rhodium-catalyzed [4+1] annulation of sulfoxonium ylides: Sequential ortho-C H functionalization/carbonyl α-amination toward polycyclic quinazolinones. Tetrahedron Lett 2020. [DOI: 10.1016/j.tetlet.2020.152441] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
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39
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Zhang M, Zhang J, Teng Z, Chen J, Xia Y. Ruthenium(II)-Catalyzed Homocoupling of α-Carbonyl Sulfoxonium Ylides Under Mild Conditions: Methodology Development and Mechanistic DFT Study. Front Chem 2020; 8:648. [PMID: 33195001 PMCID: PMC7525066 DOI: 10.3389/fchem.2020.00648] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/16/2020] [Accepted: 06/22/2020] [Indexed: 01/22/2023] Open
Abstract
A mild ruthenium(II)-catalyzed homocoupling of α-carbonyl sulfoxonium ylides was developed and the detailed mechanism was understood based on DFT calculations in the current report. The catalytic system utilizes the α-carbonyl sulfoxonium ylide as both the directing group for ortho-sp2 C-H activation and the acylmethylating reagent for C-C coupling. Various substituents are compatible in the transformation and a variety of isocoumarin derivatives were synthesized at room temperature without any protection. The theoretical results disclosed that the full catalytic cycle contains eight elementary steps, and in all the cationic Ru(II) monomer is involved as the catalytic active species. The acid additive is responsible for protonation of the ylide carbon prior to the intramolecular nucleophilic addition and C-C bond cleavage. Interestingly, the intermediacy of free acylmethylation intermediate or its enol isomer is not necessary for the transformation.
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Affiliation(s)
- Maosheng Zhang
- College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou, China
| | - Jinrong Zhang
- College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou, China
| | - Zhenfang Teng
- Information Technology Center, Wenzhou University, Wenzhou, China
| | - Jianhui Chen
- College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou, China
| | - Yuanzhi Xia
- College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou, China
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40
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Liang YX, Yang M, He BW, Zhao YL. Silver-Catalyzed Cascade Cyclization Reaction of Isocyanides with Sulfoxonium Ylides: Synthesis of 3-Aminofurans and 4-Aminoquinolines. Org Lett 2020; 22:7640-7644. [DOI: 10.1021/acs.orglett.0c02835] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Affiliation(s)
- Yong-Xin Liang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Faculty of Chemistry, Northeast Normal University, Changchun 130024, China
| | - Ming Yang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Faculty of Chemistry, Northeast Normal University, Changchun 130024, China
| | - Bo-Wen He
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Faculty of Chemistry, Northeast Normal University, Changchun 130024, China
| | - Yu-Long Zhao
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, Faculty of Chemistry, Northeast Normal University, Changchun 130024, China
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41
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Wang F, Liu BX, Rao W, Wang SY. Metal-Free Chemoselective Reaction of Sulfoxonium Ylides and Thiosulfonates: Diverse Synthesis of 1,4-Diketones, Aryl Sulfursulfoxonium Ylides, and β-Keto Thiosulfones Derivatives. Org Lett 2020; 22:6600-6604. [PMID: 32806158 DOI: 10.1021/acs.orglett.0c02370] [Citation(s) in RCA: 29] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
A diverse chemoselective insertion reaction of sulfoxonium ylides and thiosulfonates under transition-metal-free conditions is developed, which successfully affords 1,4-diketone compounds, arylthiosulfoxide-ylides, and β-keto thiosulfones, respectively. The nucleophilic addition of two molecular sulfoxonium ylides to construct sulfone-substituted 1,4-dione compounds is the highlight of this work.
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Affiliation(s)
- Fei Wang
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science & Collaborative Innovation Center of Suzhou Nano Science and Technology, Soochow University, Suzhou, 215123, China
| | - Bo-Xi Liu
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science & Collaborative Innovation Center of Suzhou Nano Science and Technology, Soochow University, Suzhou, 215123, China
| | - Weidong Rao
- Jiangsu Provincial Key Lab for the Chemistry and Utilization of Agro-Forest Biomass, College and Chemical Engineering, Nanjing Forestry University, Nanjing 210037, China
| | - Shun-Yi Wang
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science & Collaborative Innovation Center of Suzhou Nano Science and Technology, Soochow University, Suzhou, 215123, China
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42
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Nishii Y, Miura M. Cp*M-Catalyzed Direct Annulation with Terminal Alkynes and Their Surrogates for the Construction of Multi-Ring Systems. ACS Catal 2020. [DOI: 10.1021/acscatal.0c02972] [Citation(s) in RCA: 62] [Impact Index Per Article: 15.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Yuji Nishii
- Frontier Research Base for Global Young Researchers, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
| | - Masahiro Miura
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
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43
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Wang X, Song J, Zhong M, Kang H, Xie H, Che T, Shu B, Peng D, Zhang L, Zhang S. Iridium‐Catalyzed [4+2] Annulations of β‐Keto Sulfoxonium Ylides and
o
‐Phenylenediamines: Mild and Facile Synthesis of Quinoxaline Derivatives. European J Org Chem 2020. [DOI: 10.1002/ejoc.202000411] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Xiao‐Tong Wang
- Center for Drug Research and Development Guangdong Pharmaceutical University 510006 Guangzhou China
- School of Pharmacy Guangdong Pharmaceutical University 510006 Guangzhou PR China
| | - Jia‐Lin Song
- School of Pharmacy Guangdong Pharmaceutical University 510006 Guangzhou PR China
| | - Mei Zhong
- School of Pharmacy Guangdong Pharmaceutical University 510006 Guangzhou PR China
| | - Hua‐Jie Kang
- School of Pharmacy Guangdong Pharmaceutical University 510006 Guangzhou PR China
| | - Hui Xie
- Center for Drug Research and Development Guangdong Pharmaceutical University 510006 Guangzhou China
| | - Tong Che
- Center for Drug Research and Development Guangdong Pharmaceutical University 510006 Guangzhou China
| | - Bing Shu
- School of Pharmacy Guangdong Pharmaceutical University 510006 Guangzhou PR China
| | - Dongming Peng
- Department of Medicinal Chemistry School of Pharmacy Hunan University of Chinese Medicine 410208 Changsha China
| | - Luyong Zhang
- Center for Drug Research and Development Guangdong Pharmaceutical University 510006 Guangzhou China
- Guangzhou Key Laboratory of Construction and Application of New Drug Screening Model Systems Guangdong Pharmaceutical University 510006 Guangzhou China
- Key Laboratory of New Drug Discovery and Evaluation of Ordinary Universities of Guangdong Province Guangdong Pharmaceutical University 510006 Guangzhou China
| | - Shang‐Shi Zhang
- Center for Drug Research and Development Guangdong Pharmaceutical University 510006 Guangzhou China
- Guangzhou Key Laboratory of Construction and Application of New Drug Screening Model Systems Guangdong Pharmaceutical University 510006 Guangzhou China
- Key Laboratory of New Drug Discovery and Evaluation of Ordinary Universities of Guangdong Province Guangdong Pharmaceutical University 510006 Guangzhou China
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44
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Tian Y, Kong XQ, Niu J, Huang YB, Wu ZH, Xu B. Rhodium-catalyzed regioselective C(sp2)–H bond activation reactions of N-(hetero)aryl-7-azaindoles and cross-coupling with α-carbonyl sulfoxonium ylides. Tetrahedron Lett 2020. [DOI: 10.1016/j.tetlet.2020.151627] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
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45
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Zhu S, Shi K, Zhu H, Jia ZK, Xia XF, Wang D, Zou LH. Copper-Catalyzed Annulation or Homocoupling of Sulfoxonium Ylides: Synthesis of 2,3-Diaroylquinolines or α,α,β-Tricarbonyl Sulfoxonium Ylides. Org Lett 2020; 22:1504-1509. [PMID: 32043889 DOI: 10.1021/acs.orglett.0c00085] [Citation(s) in RCA: 40] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Abstract
An unprecedented copper-catalyzed reaction of sulfoxonium ylides and anthranils is reported that enables an easy access to 2,3-diaroylquinolines through a [4+1+1] annulation. Copper-catalyzed homocoupling of sulfoxonium ylides provided α,α,β-tricarbonyl sulfoxonium ylides, which provides a strategy to extend the carbon chain through C-C bond formation. The utility of the products as well as the mechanistic details of the process are presented.
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Affiliation(s)
- Shuai Zhu
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Pharmaceutical Sciences , Jiangnan University . Lihu Avenue 1800 , Wuxi 214122 , Jiangsu Province , P.R. China
| | - Kai Shi
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Pharmaceutical Sciences , Jiangnan University . Lihu Avenue 1800 , Wuxi 214122 , Jiangsu Province , P.R. China
| | - Hao Zhu
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Pharmaceutical Sciences , Jiangnan University . Lihu Avenue 1800 , Wuxi 214122 , Jiangsu Province , P.R. China
| | - Zhe-Kang Jia
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Pharmaceutical Sciences , Jiangnan University . Lihu Avenue 1800 , Wuxi 214122 , Jiangsu Province , P.R. China
| | - Xiao-Feng Xia
- School of Chemical and Material Engineering , Jiangnan University , Wuxi 214122 , Jiangsu Province , P.R. China
| | - Dawei Wang
- School of Chemical and Material Engineering , Jiangnan University , Wuxi 214122 , Jiangsu Province , P.R. China
| | - Liang-Hua Zou
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Pharmaceutical Sciences , Jiangnan University . Lihu Avenue 1800 , Wuxi 214122 , Jiangsu Province , P.R. China
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46
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Kommagalla Y, Ando S, Chatani N. Rh(III)-Catalyzed Reaction of α-Carbonyl Sulfoxonium Ylides and Alkenes: Synthesis of Indanones via [4 + 1] Cycloaddition. Org Lett 2020; 22:1375-1379. [DOI: 10.1021/acs.orglett.9b04664] [Citation(s) in RCA: 35] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Affiliation(s)
- Yadagiri Kommagalla
- Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
| | - Shunsuke Ando
- Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
| | - Naoto Chatani
- Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
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47
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Zhang A, Meng T, Wang W, Liu X, Zhu Y, Liu L. Palladium‐catalyzed cyclization reaction of N‐(2‐Haloaryl)alkynylimines: Synthesis of 3‐acylindoles using water as the sole solvent and oxygen source. Appl Organomet Chem 2020. [DOI: 10.1002/aoc.5513] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- An‐An Zhang
- College of Chemistry and Chemical EngineeringShangqiu Normal University Shangqiu 47600, P. R. China
| | - Tuanjie Meng
- College of Chemistry and Chemical EngineeringShangqiu Normal University Shangqiu 47600, P. R. China
| | - Wenli Wang
- College of Chemistry and Chemical EngineeringShangqiu Normal University Shangqiu 47600, P. R. China
| | - Xueli Liu
- College of Chemistry and Chemical EngineeringShangqiu Normal University Shangqiu 47600, P. R. China
| | - Yupei Zhu
- College of Chemistry and Chemical EngineeringShangqiu Normal University Shangqiu 47600, P. R. China
| | - Lantao Liu
- College of Chemistry and Chemical EngineeringShangqiu Normal University Shangqiu 47600, P. R. China
- College of ChemistryZhengzhou University Zhengzhou 450001 P. R. China
- Beijing National Laboratory for Molecular Sciences (BNLMS), College of ChemistryPeking University Beijing 100871 P. R. China
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48
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Cui XF, Huang GS. Rhodium-catalyzed tandem acylmethylation/annulation of N-nitrosoanilines with sulfoxonium ylides for the synthesis of substituted indazole N-oxides. Org Biomol Chem 2020; 18:4014-4018. [DOI: 10.1039/d0ob00723d] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
An atom-economical protocol for synthesizing indazole N-oxides from readily available N-nitrosoanilines and sulfoxonium ylides through the rhodium(iii)-catalyzed C–H activation and cyclization reaction is described here.
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Affiliation(s)
- Xin-Feng Cui
- State Key Laboratory of Applied Organic Chemistry
- Key Laboratory of Nonferrous Metal Chemistry and Resources Utilization of Gansu Province
- Department of Chemistry
- Lanzhou University
- Lanzhou 730000
| | - Guo-Sheng Huang
- State Key Laboratory of Applied Organic Chemistry
- Key Laboratory of Nonferrous Metal Chemistry and Resources Utilization of Gansu Province
- Department of Chemistry
- Lanzhou University
- Lanzhou 730000
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49
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Li H, Lu Y, Jin X, Sun S, Duan L, Liu J. Rhodium( iii)-catalyzed C–H annulation of 2-acetyl-1-arylhydrazines with sulfoxonium ylides: synthesis of 2-arylindoles. RSC Adv 2020; 10:39708-39711. [PMID: 35515363 PMCID: PMC9057399 DOI: 10.1039/d0ra07701a] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/08/2020] [Accepted: 10/23/2020] [Indexed: 11/24/2022] Open
Abstract
An efficient Rh(iii)-catalyzed synthesis of 2-arylindole derivatives via intermolecular C–H annulation of arylhydrazines with sulfoxonium ylides was accomplished. A variety of 2-acetyl-1-arylhydrazines with sulfoxonium ylides were converted into 2-arylindoles in satisfactory yields. Excellent selectivity and good functional group tolerance of this transformation were also observed. Rh(iii)-catalyzed intermolecular C–H annulation of arylhydrazines with sulfoxonium ylides for synthesis of 2-arylindole derivatives was well established.![]()
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Affiliation(s)
- He Li
- Inner Mongolia Key Laboratory of Carbon Nanomaterials
- Nano Innovation Institute (NII)
- College of Chemistry and Materials Science
- Inner Mongolia University for Nationalities
- Tongliao 028000
| | - Ye Lu
- Inner Mongolia Key Laboratory of Carbon Nanomaterials
- Nano Innovation Institute (NII)
- College of Chemistry and Materials Science
- Inner Mongolia University for Nationalities
- Tongliao 028000
| | - Xinxin Jin
- Inner Mongolia Key Laboratory of Carbon Nanomaterials
- Nano Innovation Institute (NII)
- College of Chemistry and Materials Science
- Inner Mongolia University for Nationalities
- Tongliao 028000
| | - Shuang Sun
- Inner Mongolia Key Laboratory of Carbon Nanomaterials
- Nano Innovation Institute (NII)
- College of Chemistry and Materials Science
- Inner Mongolia University for Nationalities
- Tongliao 028000
| | - Limei Duan
- Inner Mongolia Key Laboratory of Carbon Nanomaterials
- Nano Innovation Institute (NII)
- College of Chemistry and Materials Science
- Inner Mongolia University for Nationalities
- Tongliao 028000
| | - Jinghai Liu
- Inner Mongolia Key Laboratory of Carbon Nanomaterials
- Nano Innovation Institute (NII)
- College of Chemistry and Materials Science
- Inner Mongolia University for Nationalities
- Tongliao 028000
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50
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Cheng Y, Han X, Li J, Zhou Y, Liu H. A removable directing group-assisted Rh(iii)-catalyzed direct C–H bond activation/annulation cascade to synthesize highly fused isoquinolines. Org Chem Front 2020. [DOI: 10.1039/d0qo00786b] [Citation(s) in RCA: 14] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
A removable directing group-assisted Rh(iii)-catalyzed direct C–H bond activation/annulation cascade was developed to synthesize highly fused isoquinolines with good to excellent yields and a good functional group tolerance.
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Affiliation(s)
- Yilang Cheng
- State Key Laboratory of Drug Research and CAS Key Laboratory of Receptor Research
- Shanghai Institute of Materia Medica
- Chinese Academy of Sciences
- Shanghai
- China
| | - Xu Han
- State Key Laboratory of Drug Research and CAS Key Laboratory of Receptor Research
- Shanghai Institute of Materia Medica
- Chinese Academy of Sciences
- Shanghai
- China
| | - Junyou Li
- State Key Laboratory of Drug Research and CAS Key Laboratory of Receptor Research
- Shanghai Institute of Materia Medica
- Chinese Academy of Sciences
- Shanghai
- China
| | - Yu Zhou
- State Key Laboratory of Drug Research and CAS Key Laboratory of Receptor Research
- Shanghai Institute of Materia Medica
- Chinese Academy of Sciences
- Shanghai
- China
| | - Hong Liu
- State Key Laboratory of Drug Research and CAS Key Laboratory of Receptor Research
- Shanghai Institute of Materia Medica
- Chinese Academy of Sciences
- Shanghai
- China
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