251
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Liu W, Yang W, Zhu J, Guo Y, Wang N, Ke J, Yu P, He C. Dual-Ligand-Enabled Ir(III)-Catalyzed Enantioselective C–H Amidation for the Synthesis of Chiral Sulfoxides. ACS Catal 2020. [DOI: 10.1021/acscatal.0c02109] [Citation(s) in RCA: 47] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Wentan Liu
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Wu Yang
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Jiefeng Zhu
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Yonghong Guo
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Na Wang
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Jie Ke
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Peiyuan Yu
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
| | - Chuan He
- Shenzhen Grubbs Institute and Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology, Shenzhen, Guangdong 518055, China
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252
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Xiao LJ, Hong K, Luo F, Hu L, Ewing WR, Yeung KS, Yu JQ. Pd II -Catalyzed Enantioselective C(sp 3 )-H Arylation of Cyclobutyl Ketones Using a Chiral Transient Directing Group. Angew Chem Int Ed Engl 2020; 59:9594-9600. [PMID: 32155313 PMCID: PMC7269848 DOI: 10.1002/anie.202000532] [Citation(s) in RCA: 60] [Impact Index Per Article: 15.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/12/2020] [Revised: 02/11/2020] [Indexed: 02/05/2023]
Abstract
The use of chiral transient directing groups (TDGs) is a promising approach for developing PdII -catalyzed enantioselective C(sp3 )-H activation reactions. However, this strategy is challenging because the stereogenic center on the TDG is often far from the C-H bond, and both TDG covalently attached to the substrate and free TDG are capable of coordinating to PdII centers, which can result in a mixture of reactive complexes. We report a PdII -catalyzed enantioselective β-C(sp3 )-H arylation reaction of aliphatic ketones using a chiral TDG. A chiral trisubstituted cyclobutane was efficiently synthesized from a mono-substituted cyclobutane through sequential C-H arylation reactions, thus demonstrating the utility of this method for accessing structurally complex products from simple starting materials. The use of an electron-deficient pyridone ligand is crucial for the observed enantioselectivity. Interestingly, employing different silver salts can reverse the enantioselectivity.
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Affiliation(s)
- Li-Jun Xiao
- Department of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, CA, 92037, USA
| | - Kai Hong
- Department of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, CA, 92037, USA
| | - Fan Luo
- Department of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, CA, 92037, USA
| | - Liang Hu
- Department of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, CA, 92037, USA
| | - William R Ewing
- Discovery Chemistry, Bristol-Myers Squibb, PO Box 4000, Princeton, NJ, 08543, USA
| | - Kap-Sun Yeung
- Discovery Chemistry, Bristol-Myers Squibb Research and Development, 100 Binney Street, Cambridge, MA, 02142, USA
| | - Jin-Quan Yu
- Department of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, CA, 92037, USA
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253
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Jiang H, Zhong X, Liu Z, Geng R, Li Y, Wu Y, Zhang X, Gong L. Hybrid Palladium Catalyst Assembled from Chiral Phosphoric Acid and Thioamide for Enantioselective β‐C(sp
3
)−H Arylation. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202004485] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Hua‐Jie Jiang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
| | - Xiu‐Mei Zhong
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
| | - Zi‐Ye Liu
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
| | - Rui‐Long Geng
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
| | - Yang‐Yang Li
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
| | - Yun‐Dong Wu
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
- Shenzhen Bay Laboratory Shenzhen 518055 China
| | - Xinhao Zhang
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
- Shenzhen Bay Laboratory Shenzhen 518055 China
| | - Liu‐Zhu Gong
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
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254
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Jiang H, Zhong X, Liu Z, Geng R, Li Y, Wu Y, Zhang X, Gong L. Hybrid Palladium Catalyst Assembled from Chiral Phosphoric Acid and Thioamide for Enantioselective β‐C(sp
3
)−H Arylation. Angew Chem Int Ed Engl 2020; 59:12774-12778. [DOI: 10.1002/anie.202004485] [Citation(s) in RCA: 28] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2020] [Indexed: 12/19/2022]
Affiliation(s)
- Hua‐Jie Jiang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
| | - Xiu‐Mei Zhong
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
| | - Zi‐Ye Liu
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
| | - Rui‐Long Geng
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
| | - Yang‐Yang Li
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
| | - Yun‐Dong Wu
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
- Shenzhen Bay Laboratory Shenzhen 518055 China
| | - Xinhao Zhang
- Lab of Computational Chemistry and Drug Design State Key Laboratory of Chemical Oncogenomics Peking University Shenzhen Graduate School Shenzhen 518055 China
- Shenzhen Bay Laboratory Shenzhen 518055 China
| | - Liu‐Zhu Gong
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry University of Science and Technology of China Hefei 230026 China
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255
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Wang F, Qi Z, Zhao Y, Zhai S, Zheng G, Mi R, Huang Z, Zhu X, He X, Li X. Rhodium(III)‐Catalyzed Atroposelective Synthesis of Biaryls by C−H Activation and Intermolecular Coupling with Sterically Hindered Alkynes. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202002208] [Citation(s) in RCA: 26] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Fen Wang
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Zisong Qi
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Yuxia Zhao
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Shuailei Zhai
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Guangfan Zheng
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Ruijie Mi
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Zhiyan Huang
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Xiaolin Zhu
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Xiaoming He
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Xingwei Li
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
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256
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Wang F, Qi Z, Zhao Y, Zhai S, Zheng G, Mi R, Huang Z, Zhu X, He X, Li X. Rhodium(III)‐Catalyzed Atroposelective Synthesis of Biaryls by C−H Activation and Intermolecular Coupling with Sterically Hindered Alkynes. Angew Chem Int Ed Engl 2020; 59:13288-13294. [DOI: 10.1002/anie.202002208] [Citation(s) in RCA: 76] [Impact Index Per Article: 19.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/11/2020] [Revised: 03/27/2020] [Indexed: 12/12/2022]
Affiliation(s)
- Fen Wang
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Zisong Qi
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Yuxia Zhao
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Shuailei Zhai
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Guangfan Zheng
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Ruijie Mi
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Zhiyan Huang
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Xiaolin Zhu
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Xiaoming He
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
| | - Xingwei Li
- School of Chemistry and Chemical Engineering Shaanxi Normal University (SNNU) Xi'an 710062 China
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257
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Velasco-Rubio Á, Varela JA, Saá C. Palladium-Catalyzed [5 + 2] Heteroannulation of Phenethylamides with 1,3-Dienes to Dopaminergic 3-Benzazepines. Org Lett 2020; 22:3591-3595. [DOI: 10.1021/acs.orglett.0c01053] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Affiliation(s)
- Álvaro Velasco-Rubio
- Centro Singular de Investigación en Química Biolóxica e Materiais Moleculares (CiQUS), Departamento de Química Orgánica, Universidade de Santiago de Compostela, 15782 Santiago de Compostela, Spain
| | - Jesús A. Varela
- Centro Singular de Investigación en Química Biolóxica e Materiais Moleculares (CiQUS), Departamento de Química Orgánica, Universidade de Santiago de Compostela, 15782 Santiago de Compostela, Spain
| | - Carlos Saá
- Centro Singular de Investigación en Química Biolóxica e Materiais Moleculares (CiQUS), Departamento de Química Orgánica, Universidade de Santiago de Compostela, 15782 Santiago de Compostela, Spain
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258
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Wu YJ, Yao QJ, Chen HM, Liao G, Shi BF. Palladium-catalyzed ortho-C-H silylation of biaryl aldehydes using a transient directing group. Sci China Chem 2020. [DOI: 10.1007/s11426-020-9694-3] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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259
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Pal K, Adak S, Dey A, Volla CMR. Rh(III)‐Catalyzed Denitrogenative [4+2] Annulation of Benzamides and 3‐Diazoindolin‐2‐imines: Expedient Access to Indolo[2,3‐
c
] isoquinolin‐5‐ones. Chem Asian J 2020; 15:1052-1056. [DOI: 10.1002/asia.202000096] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/22/2020] [Revised: 02/20/2020] [Indexed: 11/10/2022]
Affiliation(s)
- Kuntal Pal
- Department of ChemistryIndian Institute of Technology Bombay Powai, Mumbai 400076 India
| | - Souvik Adak
- Department of ChemistryIndian Institute of Technology Bombay Powai, Mumbai 400076 India
| | - Arnab Dey
- Department of ChemistryIndian Institute of Technology Bombay Powai, Mumbai 400076 India
| | - Chandra M. R. Volla
- Department of ChemistryIndian Institute of Technology Bombay Powai, Mumbai 400076 India
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260
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Xiao L, Hong K, Luo F, Hu L, Ewing WR, Yeung K, Yu J. Pd
II
‐Catalyzed Enantioselective C(sp
3
)–H Arylation of Cyclobutyl Ketones Using a Chiral Transient Directing Group. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202000532] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Li‐Jun Xiao
- Department of ChemistryThe Scripps Research Institute 10550 N. Torrey Pines Road La Jolla CA 92037 USA
| | - Kai Hong
- Department of ChemistryThe Scripps Research Institute 10550 N. Torrey Pines Road La Jolla CA 92037 USA
| | - Fan Luo
- Department of ChemistryThe Scripps Research Institute 10550 N. Torrey Pines Road La Jolla CA 92037 USA
| | - Liang Hu
- Department of ChemistryThe Scripps Research Institute 10550 N. Torrey Pines Road La Jolla CA 92037 USA
| | - William R. Ewing
- Discovery ChemistryBristol-Myers Squibb PO Box 4000 Princeton NJ 08543 USA
| | - Kap‐Sun Yeung
- Discovery ChemistryBristol-Myers Squibb Research and Development 100 Binney Street Cambridge MA 02142 USA
| | - Jin‐Quan Yu
- Department of ChemistryThe Scripps Research Institute 10550 N. Torrey Pines Road La Jolla CA 92037 USA
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261
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Son J, Maeng C, Lee PH. Synthetic Methods of Isocoumarins and Phosphaisocoumarins through CH Activation. B KOREAN CHEM SOC 2020. [DOI: 10.1002/bkcs.11996] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Jeong‐Yu Son
- Department of ChemistryKangwon National University Chuncheon 24341 Republic of Korea
| | - Chanyoung Maeng
- Department of ChemistryKangwon National University Chuncheon 24341 Republic of Korea
| | - Phil Ho Lee
- Department of ChemistryKangwon National University Chuncheon 24341 Republic of Korea
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262
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Yoshimoto R, Usuki Y, Satoh T. Rhodium(III)-Catalyzed Redox-Neutral Coupling of α-Trifluoromethylacrylic Acid with Benzamides through Directed C-H Bond Cleavage. Chem Asian J 2020; 15:802-806. [PMID: 32017428 DOI: 10.1002/asia.201901776] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2019] [Revised: 01/17/2020] [Indexed: 01/13/2023]
Abstract
A rhodium(III)-catalyzed redox-neutral coupling of α-trifluoromethylacrylic acid with bezamides proceeds smoothly accompanied by amide-directed C-H bond cleavage to produce β-[2-(aminocarbonyl)phenyl]-α-trifluoromethylpropanoic acid derivatives. One of the products can be transformed to a trifluoromethyl substituted heterocyclic compound. In addition, the redox-neutral coupling of α-trifluoromethylacrylic acid with related aromatic substrates possessing a nitrogen-containing directing group can also be conducted under similar conditions.
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Affiliation(s)
- Risa Yoshimoto
- Department of Chemistry Graduate School of Science, Osaka City University 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka, 558-8585, Japan
| | - Yoshinosuke Usuki
- Department of Chemistry Graduate School of Science, Osaka City University 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka, 558-8585, Japan
| | - Tetsuya Satoh
- Department of Chemistry Graduate School of Science, Osaka City University 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka, 558-8585, Japan
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263
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Jia F, Luo J, Zhang B. Mechanistic Insight into Palladium‐Catalyzed Enantioselective Remote
meta
‐C−H Arylation and Alkylation by Using Density Functional Theory (DFT) Calculations. Adv Synth Catal 2020. [DOI: 10.1002/adsc.201901570] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Feiyun Jia
- School of Basic Medical SciencesNorth Sichuan Medical College Nanchong, Sichuan 637100 People's Republic of China
| | - Jiewei Luo
- School of Basic Medical SciencesNorth Sichuan Medical College Nanchong, Sichuan 637100 People's Republic of China
| | - Bo Zhang
- School of Basic Medical SciencesNorth Sichuan Medical College Nanchong, Sichuan 637100 People's Republic of China
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264
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Wattanakit C, Kuhn A. Encoding Chiral Molecular Information in Metal Structures. Chemistry 2020; 26:2993-3003. [PMID: 31724789 DOI: 10.1002/chem.201904835] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2019] [Revised: 11/13/2019] [Indexed: 11/07/2022]
Abstract
The concept of encoding molecular information in bulk metals has been proposed over the past decade. The structure of various types of molecules, including enantiomers, can be imprinted in achiral substrates. Typically, to encode metals with chiral information, several approaches, based on chemical and electrochemical concepts, can be used. In this Minireview, recent achievements with respect to the development of such materials are discussed, including the entrapment of chiral biomolecules in metals, the chiral imprinting of metals, as well as the combination of imprinting with nanostructuring. The features and potential applications of these designer materials, such as chirooptical properties, enantioselective adsorption and separation, as well as their use for asymmetric synthesis will be presented. This will illustrate that the development of molecularly encoded metal structures opens up very interesting perspectives, especially in the frame of chiral technologies.
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Affiliation(s)
- Chularat Wattanakit
- School of Energy Science and Engineering, Vidyasirimedhi Institute of Science and Technology (VISTEC), 21210, Rayong, Thailand
| | - Alexander Kuhn
- CNRS UMR 5255, Bordeaux INP, Site ENSCBP, University of Bordeaux, 33607, Pessac, France
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265
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Wang MY, Chen L, Li BW, Liu JY. DFT study on the mechanism of bimetallic Pd-Zn-catalyzed cycloaddition of alkynyl aryl ethers with internal alkynes. Dalton Trans 2020; 49:2914-2923. [PMID: 32068227 DOI: 10.1039/c9dt04362d] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
The reaction mechanism of bimetallic Pd-Zn-catalyzed cycloaddition of alkynyl aryl ethers with internal alkynes has been studied theoretically. Besides cycloaddition reaction, the dimerization of alkynyl aryl ethers was also considered. Both C6H5OC[triple bond, length as m-dash]CSiiPr3 and C6H5OC[triple bond, length as m-dash]CSiMe3 were chosen as the substrates. The reactions involve C-H activation of the substrate, acetic acid rotation, H transformation, MeC[triple bond, length as m-dash]CMe or substrate insertion into the Pd-phenyl bond and reductive elimination steps. It is found that cycloaddition is favored for C6H5OC[triple bond, length as m-dash]CSiiPr3, while dimerization is preferred for C6H5OC[triple bond, length as m-dash]CSiMe3, because the steric repulsion between two bulky SiiPr3 groups is relatively large and the steric repulsion between two small SiMe3 groups is relatively small. In addition, besides C6H5OC[triple bond, length as m-dash]CSiiPr3, four other substrates C6H5CH2C[triple bond, length as m-dash]CSiiPr3, C6H5C(O)C[triple bond, length as m-dash]CSiiPr3, C6H5SC[triple bond, length as m-dash]CSiiPr3 and C6H5N(H)C[triple bond, length as m-dash]CSiiPr3 have been calculated as the substrates for cycloaddition reaction with MeC[triple bond, length as m-dash]CMe. Among the five substrates, C6H5OC[triple bond, length as m-dash]CSiiPr3 has the lowest energy barrier (29.9 kcal mol-1), consistent with the experimental observation that C6H5OC[triple bond, length as m-dash]CSiiPr3 is the appropriate substrate for successful cycloaddition.
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Affiliation(s)
- Mei-Yan Wang
- Laboratory of Theoretical and Computational Chemistry, Institute of Theoretical Chemistry, Jilin University, Changchun 130023, People's Republic of China.
| | - Li Chen
- Department of Oral Radiology, School and Hospital of Stomatology, Jilin University, Changchun 130021, People's Republic of China
| | - Bing-Wen Li
- Laboratory of Theoretical and Computational Chemistry, Institute of Theoretical Chemistry, Jilin University, Changchun 130023, People's Republic of China.
| | - Jing-Yao Liu
- Laboratory of Theoretical and Computational Chemistry, Institute of Theoretical Chemistry, Jilin University, Changchun 130023, People's Republic of China.
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266
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Abstract
In this contribution, we provide a comprehensive overview of C-H activation methods promoted by NHC-transition metal complexes, covering the literature since 2002 (the year of the first report on metal-NHC-catalyzed C-H activation) through June 2019, focusing on both NHC ligands and C-H activation methods. This review covers C-H activation reactions catalyzed by group 8 to 11 NHC-metal complexes. Through discussing the role of NHC ligands in promoting challenging C-H activation methods, the reader is provided with an overview of this important area and its crucial role in forging carbon-carbon and carbon-heteroatom bonds by directly engaging ubiquitous C-H bonds.
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Affiliation(s)
- Qun Zhao
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
| | - Guangrong Meng
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
| | - Steven P Nolan
- Department of Chemistry and Center for Sustainable Chemistry , Ghent University , Krijgslaan 281 , 9000 Ghent , Belgium
| | - Michal Szostak
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
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267
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Choi I, Müller V, Lole G, Köhler R, Karius V, Viöl W, Jooss C, Ackermann L. Photoinduced Heterogeneous C-H Arylation by a Reusable Hybrid Copper Catalyst. Chemistry 2020; 26:3509-3514. [PMID: 31943400 PMCID: PMC7155010 DOI: 10.1002/chem.202000192] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2020] [Indexed: 01/22/2023]
Abstract
Heterogeneous copper catalysis enabled photoinduced C-H arylations under exceedingly mild conditions at room temperature. The versatile hybrid copper catalyst provided step-economical access to arylated heteroarenes, terpenes and alkaloid natural products with various aryl halides. The hybrid copper catalyst could be reused without significant loss of catalytic efficacy. Detailed studies in terms of TEM, HRTEM and XPS analysis of the hybrid copper catalyst, among others, supported its outstanding stability and reusability.
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Affiliation(s)
- Isaac Choi
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität, Tammanstrasse 2, 37077, Göttingen, Germany
| | - Valentin Müller
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität, Tammanstrasse 2, 37077, Göttingen, Germany
| | - Gaurav Lole
- Institut für Materialphysik, Georg-August-Universität, Friedrich-Hund-Platz 1, 37077, Göttingen, Germany
| | - Robert Köhler
- University of Applied Sciences and Arts, Laboratory of Laser and Plasma Technologies, Von-Ossietzky-Strasse 99, 37085, Göttingen, Germany
| | - Volker Karius
- Geowissenschaftliches Zentrum, Georg-August-Universität, Goldschmidtstrasse 3, 37077, Göttingen, Germany
| | - Wolfgang Viöl
- University of Applied Sciences and Arts, Laboratory of Laser and Plasma Technologies, Von-Ossietzky-Strasse 99, 37085, Göttingen, Germany
| | - Christian Jooss
- Institut für Materialphysik, Georg-August-Universität, Friedrich-Hund-Platz 1, 37077, Göttingen, Germany
| | - Lutz Ackermann
- Institut für Organische und Biomolekulare Chemie, Georg-August-Universität, Tammanstrasse 2, 37077, Göttingen, Germany.,Woehler Research Institute for Sustainable Chemistry (WISCh), Georg-August-Universität Göttingen, Tammannstrasse 2, 37077, Göttingen, Germany
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268
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Kumar G, Pradhan S, Chatterjee I. N‐Centered Radical Directed Remote C−H Bond Functionalization via Hydrogen Atom Transfer. Chem Asian J 2020; 15:651-672. [DOI: 10.1002/asia.201901744] [Citation(s) in RCA: 68] [Impact Index Per Article: 17.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/14/2019] [Revised: 01/16/2020] [Indexed: 12/31/2022]
Affiliation(s)
- Gautam Kumar
- Department of ChemistryIndian Institute of Technology Ropar Nangal Road, Rupnagar Punjab 140001 India
| | - Suman Pradhan
- Department of ChemistryIndian Institute of Technology Ropar Nangal Road, Rupnagar Punjab 140001 India
| | - Indranil Chatterjee
- Department of ChemistryIndian Institute of Technology Ropar Nangal Road, Rupnagar Punjab 140001 India
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269
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Al Mamari HH, Štefane B, Žugelj HB. Metal-catalyzed C–H bond functionalization of phenol derivatives. Tetrahedron 2020. [DOI: 10.1016/j.tet.2020.130925] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
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270
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Sun SZ, Shang M, Xu H, Cheng TJ, Li MH, Dai HX. Copper mediated C(sp 2)-H amination and hydroxylation of phosphinamides. Chem Commun (Camb) 2020; 56:1444-1447. [PMID: 31915765 DOI: 10.1039/c9cc08879b] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
Copper mediated C(sp2)-H amination and hydroxylation of arylphosphinic acid are accomplished by adopting phosphinamide as the directing group. This method is distinguished by its wide substrate scope and excellent functional group tolerance, thus allowing for the rapid preparation of organophosphorus compounds in organic synthesis.
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Affiliation(s)
- Shang-Zheng Sun
- Department of Chemistry, Innovative Drug Research Center, Shanghai University, 99 Shangda Road, Shanghai, 200444, China
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271
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Li H, Guo W, Jiang J, Wang J. Rhodium(III)‐Catalyzed Directed C−H Bond Naphthylation with 7‐Azabenzonorbornadiene as the Naphthylating Reagent. ASIAN J ORG CHEM 2020. [DOI: 10.1002/ajoc.202000029] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Honghe Li
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education School of ChemistrySun Yat-Sen University Guangzhou 510275 China
| | - Weicong Guo
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education School of ChemistrySun Yat-Sen University Guangzhou 510275 China
| | - Jijun Jiang
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education School of ChemistrySun Yat-Sen University Guangzhou 510275 China
| | - Jun Wang
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education School of ChemistrySun Yat-Sen University Guangzhou 510275 China
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272
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Fan J, Zhao Y, Zhang J, Xie M, Zhang Y. Acid-Controlled Access to β-Sulfenyl Ketones and α,β-Disulfonyl Ketones by Pummerer Reaction of β-Keto Sulfones and Sulfoxides. J Org Chem 2020; 85:691-701. [PMID: 31790239 DOI: 10.1021/acs.joc.9b02766] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
A convenient acid-mediated reaction of β-keto sulfones with sulfoxides under metal-free conditions has been developed, thereby delivering the acid-controlled synthesis of β-sulfenyl ketones and α,β-disulfonyl ketones in good to excellent yields. The mechanism of the transformations has been studied carefully, which suggested the involvement of a radical process in the formation of α,β-disulfonyl ketones.
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Affiliation(s)
- Jian Fan
- Key Laboratory of Functional Molecular Solids (Ministry of Education), Anhui Key Laboratory of Molecular Based Materials, College of Chemistry and Materials Science , Anhui Normal University , Wuhu 241002 , China
| | - Yiming Zhao
- Key Laboratory of Functional Molecular Solids (Ministry of Education), Anhui Key Laboratory of Molecular Based Materials, College of Chemistry and Materials Science , Anhui Normal University , Wuhu 241002 , China
| | - Jitan Zhang
- Key Laboratory of Functional Molecular Solids (Ministry of Education), Anhui Key Laboratory of Molecular Based Materials, College of Chemistry and Materials Science , Anhui Normal University , Wuhu 241002 , China
| | - Meihua Xie
- Key Laboratory of Functional Molecular Solids (Ministry of Education), Anhui Key Laboratory of Molecular Based Materials, College of Chemistry and Materials Science , Anhui Normal University , Wuhu 241002 , China
| | - Yuzhong Zhang
- Key Laboratory of Functional Molecular Solids (Ministry of Education), Anhui Key Laboratory of Molecular Based Materials, College of Chemistry and Materials Science , Anhui Normal University , Wuhu 241002 , China
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273
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Hayashi H, Uchida T. Nitrene Transfer Reactions for Asymmetric C-H Amination: Recent Development. European J Org Chem 2020. [DOI: 10.1002/ejoc.201901562] [Citation(s) in RCA: 61] [Impact Index Per Article: 15.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Affiliation(s)
- Hiroki Hayashi
- Department of Arts and Science; Kyushu University; 744, Motooka, Nishi-ku 819-0395 Fukuoka Japan
| | - Tatsuya Uchida
- Department of Arts and Science; Kyushu University; 744, Motooka, Nishi-ku 819-0395 Fukuoka Japan
- International Institute for Carbon-Neutral Energy Research; Kyushu University; 744, Motooka, Nishi-ku 819-0395 Fukuoka Japan
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274
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Zhou T, Jiang M, Yang X, Yue Q, Han Y, Ding Y, Shi B. Synthesis of Chiral β‐Lactams by Pd‐Catalyzed Enantioselective Amidation of Methylene C(sp
3
)–H Bonds. CHINESE J CHEM 2020. [DOI: 10.1002/cjoc.201900533] [Citation(s) in RCA: 52] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Tao Zhou
- Department of ChemistryZhejiang University Hangzhou Zhejiang 310027 China
| | - Meng‐Xue Jiang
- School of Biotechnology and Health SciencesWuyi University Jiangmen Guangdong 529020 China
- International Healthcare Innovation Institute (Jiangmen) Jiangmen Guangdong 529040 China
| | - Xu Yang
- School of Biotechnology and Health SciencesWuyi University Jiangmen Guangdong 529020 China
- International Healthcare Innovation Institute (Jiangmen) Jiangmen Guangdong 529040 China
| | - Qiang Yue
- Department of ChemistryZhejiang University Hangzhou Zhejiang 310027 China
| | - Ye‐Qiang Han
- Department of ChemistryZhejiang University Hangzhou Zhejiang 310027 China
| | - Yi Ding
- Department of ChemistryZhejiang University Hangzhou Zhejiang 310027 China
| | - Bing‐Feng Shi
- Department of ChemistryZhejiang University Hangzhou Zhejiang 310027 China
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275
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Ren W, Jin M, Zuo QM, Yang SD. Allylation of β-amino phosphonic acid precursor via palladium-NHC catalyzed allylic C–H activation. Org Chem Front 2020. [DOI: 10.1039/c9qo01089k] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
A Pd(ii)/N-heterocyclic carbene (NHC) catalyzed allylic C–H alkylation of allylbenzene with α-cyano-phosphate ester has been achieved under mild reaction conditions with the highest regioselectivity and stereoselectivity.
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Affiliation(s)
- Wei Ren
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Ming Jin
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Qian-Ming Zuo
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Shang-Dong Yang
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
- State Key Laboratory for Oxo Synthesis and Selective Oxidation
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276
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Yan H, Huang G, Hu FP, Zhou XQ, Li Z. Rhodium-Catalyzed Oxidative Olefination of N-(2-(4,5-Dihydrooxazol-2-yl)phenyl)amides with Arylethenes via Extraordinary N-Aryl C-H Bond Functionalization. HETEROCYCLES 2020. [DOI: 10.3987/com-20-14346] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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277
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Ding M, Miao Z, Zhang F, Liu J, Shuai X, Zha Z, Cao Z. Catalytic rhodium (Rh)-based (mesoporous polydopamine) MPDA nanoparticles with enhanced phototherapeutic efficiency for overcoming tumor hypoxia. Biomater Sci 2020; 8:4157-4165. [DOI: 10.1039/d0bm00625d] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
Rh NPs/Ce6 loaded mesoporous polydopamine (Ce6-Rh@MPDA) nanoparticles were developed to achieve photoacoustic/fluorescence imaging-guided photothermal and photodynamic therapy to eliminate tumors and improve hypoxia in tumor microenvironments.
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Affiliation(s)
- Mengli Ding
- School of Biomedical Engineering
- Sun Yat-sen University
- Guangzhou
- PR China
| | - Zhaohua Miao
- School of Food and Biological Engineering
- Hefei University of Technology
- Hefei
- 230009 PR China
| | - Fan Zhang
- School of Biomedical Engineering
- Sun Yat-sen University
- Guangzhou
- PR China
| | - Jie Liu
- School of Biomedical Engineering
- Sun Yat-sen University
- Guangzhou
- PR China
| | - Xintao Shuai
- PCFM Lab of Ministry of Education
- School of Materials Science and Engineering
- Sun Yat-sen University
- Guangzhou
- China
| | - Zhengbao Zha
- School of Food and Biological Engineering
- Hefei University of Technology
- Hefei
- 230009 PR China
| | - Zhong Cao
- School of Biomedical Engineering
- Sun Yat-sen University
- Guangzhou
- PR China
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278
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Shamsabadi A, Maruani A, Ahmed N, Chudasama V. Aerobically-initiated C(sp3)–H bond amination through the use of activated azodicarboxylates. Org Biomol Chem 2020; 18:6258-6264. [DOI: 10.1039/d0ob01562h] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
In this article we report a procedure for α-C(sp3)–H amination of ethereal compounds through use of azodicarboxylates as the nitrogen source and freely-available atmospheric oxygen to access ethereal radical intermediates via aerobic C–H activation.
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Affiliation(s)
| | | | - Nehaal Ahmed
- Department of Chemistry
- University College London
- London
- UK
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279
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Kong WX, Xie SJ, Cao CYZ, Zhang CW, Wang C, Duan WL. Asymmetric construction of quaternary α-nitro amides by palladium-catalyzed C(sp3)–H arylation. Chem Commun (Camb) 2020; 56:2292-2295. [DOI: 10.1039/c9cc07854a] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
A Pd-catalyzed enantioselective C(sp3)–H arylation of N-(o-Br-aryl) anilides has been disclosed for the preparation of optically active quaternary amino acid derivatives. Quaternary α-nitro amides are constructed with stereoselectivities of up to 98% ee.
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Affiliation(s)
- Wei-Xin Kong
- College of Chemistry and Chemical Engineering
- Yangzhou University
- Yangzhou 225002
- China
| | - Shi-Jing Xie
- College of Chemistry and Chemical Engineering
- Yangzhou University
- Yangzhou 225002
- China
| | - Chen-Yao-Zi Cao
- College of Chemistry and Chemical Engineering
- Yangzhou University
- Yangzhou 225002
- China
| | - Chao-Wei Zhang
- College of Chemistry and Chemical Engineering
- Yangzhou University
- Yangzhou 225002
- China
| | - Chuanyong Wang
- College of Chemistry and Chemical Engineering
- Yangzhou University
- Yangzhou 225002
- China
| | - Wei-Liang Duan
- College of Chemistry and Chemical Engineering
- Yangzhou University
- Yangzhou 225002
- China
- School of Chemistry and Chemical Engineering
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280
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Bian KJ, Wang CY, Huang YL, Xu YH, Wang XS. Remote azidation of C(sp3)–H bonds to synthesize δ-azido sulfonamidesviairon-catalyzed radical relay. Org Biomol Chem 2020; 18:5354-5358. [DOI: 10.1039/d0ob00964d] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A selective remote C–H azidation was developed with an iron catalyst playing dual roles as a radical initiator and terminator.
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Affiliation(s)
- Kang-Jie Bian
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry
- Center for Excellence in Molecular Synthesis of CAS
- University of Science and Technology of China
- Hefei
- China
| | - Cheng-Yu Wang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry
- Center for Excellence in Molecular Synthesis of CAS
- University of Science and Technology of China
- Hefei
- China
| | - Yu-Ling Huang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry
- Center for Excellence in Molecular Synthesis of CAS
- University of Science and Technology of China
- Hefei
- China
| | - Yi-Hao Xu
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry
- Center for Excellence in Molecular Synthesis of CAS
- University of Science and Technology of China
- Hefei
- China
| | - Xi-Sheng Wang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry
- Center for Excellence in Molecular Synthesis of CAS
- University of Science and Technology of China
- Hefei
- China
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281
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Mayakrishnan S, Tamizmani M, Maheswari NU. Harnessing hypervalent iodonium ylides as carbene precursors: C–H activation of N-methoxybenzamides with a Rh(iii)-catalyst. Chem Commun (Camb) 2020; 56:15462-15465. [DOI: 10.1039/d0cc06038k] [Citation(s) in RCA: 32] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The first ever attempt at reacting hypervalent iodonium ylides with readily available N-methoxybenzamides by using a Rh(iii)-catalyst has been well explored.
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Affiliation(s)
- Sivakalai Mayakrishnan
- Organic & Bioorganic Chemistry Laboratory
- CSIR-Central Leather Research Institute
- Chennai 600020
- India
| | - Masilamani Tamizmani
- State Key Laboratory of Organometallic Chemistry
- Shanghai Institute of Organic Chemistry
- Chinese Academy of Sciences
- Shanghai
- China
| | - Naryanan Uma Maheswari
- Organic & Bioorganic Chemistry Laboratory
- CSIR-Central Leather Research Institute
- Chennai 600020
- India
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282
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Meng D, Bi J, Dong Y, Hao B, Qin K, Li T, Zhu D. Salen-based hypercrosslinked polymer-supported Pd as an efficient and recyclable catalyst for C-H halogenation. Chem Commun (Camb) 2020; 56:2889-2892. [PMID: 32037434 DOI: 10.1039/c9cc09781c] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
In this work, we report the first use of a salen-based hypercrosslinked polymer-supported Pd catalyst to carry out C-H halogenation. This catalyst can effectively catalyze C-H bromination and chlorination even better than its homogeneous counterpart Pd(OAc)2. It also showed excellent reusability without loss of catalytic activity for ten cycles. A broad substrate scope was explored and moderate to excellent yields were obtained.
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Affiliation(s)
- Di Meng
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
| | - Jiajun Bi
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
| | - Yahao Dong
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
| | - Bo Hao
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
| | - Kaiwei Qin
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
| | - Tao Li
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
| | - Dajian Zhu
- Hubei Key laboratory of Material Chemistry and Service Failure, Key laboratory of Material Chemistry for Energy Conversion and Storage, Ministry of Education, School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
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283
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Xu Z, Wang Y, Zheng Y, Huang Z, Ackermann L, Ruan Z. Manganese- and rhenium-catalyzed C–H enaminylation: expedient access to novel indole–purine hybrids with anti-tumor bioactivities. Org Chem Front 2020. [DOI: 10.1039/d0qo01120g] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Abstract
The C–H enaminylation of novel 6-(1H-indol-1-yl)-purines with ketenimines was accomplished by means of aqueous manganese and rhenium catalysis, which sets the stage for the facile synthesis of indole–purine hybrids with anti-tumor bioactivities.
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Affiliation(s)
- Zhongnan Xu
- The Fifth Affiliated Hospital
- Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease
- School of Pharmaceutical Sciences
- Guangzhou Medical University
- Guangzhou
| | - Yuqing Wang
- The Fifth Affiliated Hospital
- Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease
- School of Pharmaceutical Sciences
- Guangzhou Medical University
- Guangzhou
| | - Yucheng Zheng
- The Fifth Affiliated Hospital
- Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease
- School of Pharmaceutical Sciences
- Guangzhou Medical University
- Guangzhou
| | - Zhixing Huang
- The Fifth Affiliated Hospital
- Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease
- School of Pharmaceutical Sciences
- Guangzhou Medical University
- Guangzhou
| | - Lutz Ackermann
- Institut für Organische und Biomolekulare Chemie
- Georg-August-Universität Göttingen
- 37077 Göttingen
- Germany
- WISCh (Wöhler-Research Institute for Sustainable Chemistry)
| | - Zhixiong Ruan
- The Fifth Affiliated Hospital
- Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease
- School of Pharmaceutical Sciences
- Guangzhou Medical University
- Guangzhou
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284
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Lubov DP, Lyakin OY, Samsonenko DG, Rybalova TV, Talsi EP, Bryliakov KP. Palladium aminopyridine complexes catalyzed selective benzylic C–H oxidations with peracetic acid. Dalton Trans 2020; 49:11150-11156. [DOI: 10.1039/d0dt02247k] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Palladium complexes with tripodal ligands of the tpa family efficiently catalyze benzylic C–H oxidation of various substrates with peracetic acid, affording the corresponding ketones in high yields (up to 100%), at <1 mol% catalyst loadings.
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Affiliation(s)
- Dmitry P. Lubov
- Boreskov Institute of Catalysis
- Novosibirsk 630090
- Russia
- Novosibirsk State University
- Novosibirsk 630090
| | - Oleg Yu. Lyakin
- Boreskov Institute of Catalysis
- Novosibirsk 630090
- Russia
- Novosibirsk State University
- Novosibirsk 630090
| | - Denis G. Samsonenko
- Novosibirsk State University
- Novosibirsk 630090
- Russia
- Nikolaev Institute of Inorganic Chemistry
- Novosibirsk 630090
| | - Tatyana V. Rybalova
- Novosibirsk State University
- Novosibirsk 630090
- Russia
- Vorozhtsov Novosibirsk Institute of Organic Chemistry
- Novosibirsk 630090
| | - Evgenii P. Talsi
- Boreskov Institute of Catalysis
- Novosibirsk 630090
- Russia
- Novosibirsk State University
- Novosibirsk 630090
| | - Konstantin P. Bryliakov
- Boreskov Institute of Catalysis
- Novosibirsk 630090
- Russia
- Novosibirsk State University
- Novosibirsk 630090
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285
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Cianfanelli M, Olivo G, Milan M, Klein Gebbink RJM, Ribas X, Bietti M, Costas M. Enantioselective C–H Lactonization of Unactivated Methylenes Directed by Carboxylic Acids. J Am Chem Soc 2019; 142:1584-1593. [DOI: 10.1021/jacs.9b12239] [Citation(s) in RCA: 43] [Impact Index Per Article: 8.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Marco Cianfanelli
- QBIS Research Group, Institut de Química Computacional i Catàlisi (IQCC), and Departament de Química, Universitat de Girona, Campus Montilivi, Girona E-17071, Catalonia, Spain
| | - Giorgio Olivo
- QBIS Research Group, Institut de Química Computacional i Catàlisi (IQCC), and Departament de Química, Universitat de Girona, Campus Montilivi, Girona E-17071, Catalonia, Spain
| | - Michela Milan
- QBIS Research Group, Institut de Química Computacional i Catàlisi (IQCC), and Departament de Química, Universitat de Girona, Campus Montilivi, Girona E-17071, Catalonia, Spain
| | - Robertus J. M. Klein Gebbink
- Organic Chemistry & Catalysis, Debye Institute for Nanomaterial Science, Utrecht University, Universiteitsweg 99, 3584CG Utrecht, The Netherlands
| | - Xavi Ribas
- QBIS Research Group, Institut de Química Computacional i Catàlisi (IQCC), and Departament de Química, Universitat de Girona, Campus Montilivi, Girona E-17071, Catalonia, Spain
| | - Massimo Bietti
- Dipartimento di Scienze e Tecnologie Chimiche, Università “Tor Vergata”, Via della Ricerca Scientifica, 1, I-00133 Rome, Italy
| | - Miquel Costas
- QBIS Research Group, Institut de Química Computacional i Catàlisi (IQCC), and Departament de Química, Universitat de Girona, Campus Montilivi, Girona E-17071, Catalonia, Spain
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286
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Morimoto K. Metal-Free Oxidative Cross-Coupling Reaction of Heteroaromatic and Related Compounds. Chem Pharm Bull (Tokyo) 2019; 67:1259-1270. [PMID: 31787652 DOI: 10.1248/cpb.c19-00286] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
The biary unit having heteroatom as important scaffolds widely exist in a large number of biologically active compounds and functional organic molecules. Since the cross-coupling is a useful synthetic method for constructing biaryl and heterobiaryl structures, the development of novel cross-coupling methods has been studied intensively. The oxidative biaryl coupling reaction of aromatic compounds having heteroatoms is an attractive method since they do not require the prefunctionalization of arenes. This report describes recent advances in hypervalent iodine(III) induced metal-free synthesis of biaryls having heteroatoms.
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Affiliation(s)
- Koji Morimoto
- College of Pharmaceutical Sciences, Ritsumeikan University.,Research Organization of Science and Technology, Ritsumeikan University
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287
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Cai Y, Jiao L, Qiu X, Du Z. Promotion Mechanism of H2O for Stereoselectivity in Pd(II)-catalyzed C―H Arylation of Diarylphosphinamides with Arylboronic Acids. Chem Res Chin Univ 2019. [DOI: 10.1007/s40242-019-9013-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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288
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Wang CY, Qin ZY, Huang YL, Jin RX, Lan Q, Wang XS. Enantioselective Copper-Catalyzed Cyanation of Remote C(sp 3)-H Bonds Enabled by 1,5-Hydrogen Atom Transfer. iScience 2019; 21:490-498. [PMID: 31707261 PMCID: PMC6849353 DOI: 10.1016/j.isci.2019.10.048] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2019] [Revised: 09/25/2019] [Accepted: 10/23/2019] [Indexed: 12/29/2022] Open
Abstract
The direct functionalization of C(sp3)-H bonds has led to the development of methods to access molecules or intermediates from basic chemicals in an atom- and step-economic fashion. Nevertheless, achieving high levels of chemo-, regio-, and enantioselectivity in these reactions remains challenging due to the ubiquity and low reactivity of C(sp3)-H bonds. Herein, we report an unprecedented protocol for enantioselective cyanation of remote C(sp3)-H bonds. With chiral Box-Cu complex as the catalyst, the reaction of N-fluorosulfonamide furnishes the corresponding products in excellent yields and high enantiomeric excess (ee) under mild reaction conditions. A radical relay pathway involving 1,5-hydrogen atom transfer (1,5-HAT) of N-center radicals followed by enantioselective cyanation of the in situ-formed benzyl radicals is proposed. This enantioselective copper-catalyzed cyanation thus offers insights into an efficient way for the synthesis of bioactive molecules for drug discovery.
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Affiliation(s)
- Cheng-Yu Wang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry, Center for Excellence in Molecular Synthesis of CAS, University of Science and Technology of China, 96 Jinzhai Road, Hefei, Anhui 230026, P. R. China
| | - Zi-Yang Qin
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry, Center for Excellence in Molecular Synthesis of CAS, University of Science and Technology of China, 96 Jinzhai Road, Hefei, Anhui 230026, P. R. China
| | - Yu-Ling Huang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry, Center for Excellence in Molecular Synthesis of CAS, University of Science and Technology of China, 96 Jinzhai Road, Hefei, Anhui 230026, P. R. China
| | - Ruo-Xing Jin
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry, Center for Excellence in Molecular Synthesis of CAS, University of Science and Technology of China, 96 Jinzhai Road, Hefei, Anhui 230026, P. R. China
| | - Quan Lan
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry, Center for Excellence in Molecular Synthesis of CAS, University of Science and Technology of China, 96 Jinzhai Road, Hefei, Anhui 230026, P. R. China
| | - Xi-Sheng Wang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Chemistry, Center for Excellence in Molecular Synthesis of CAS, University of Science and Technology of China, 96 Jinzhai Road, Hefei, Anhui 230026, P. R. China.
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289
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Kim N, Lee C, Kim T, Hong S. Visible-Light-Induced Remote C(sp 3)-H Pyridylation of Sulfonamides and Carboxamides. Org Lett 2019; 21:9719-9723. [PMID: 31736318 DOI: 10.1021/acs.orglett.9b03879] [Citation(s) in RCA: 39] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
Abstract
Visible-light-induced site-selective C(sp3)-H pyridylation of amides has been accomplished using N-amidopyridinium salts. The N-centered radicals generated by the single-electron reduction of N-amidopyridinium substrates undergo 1,5-hydrogen atom transfer to form alkyl radical intermediates. Excellent C4-selectivity in radical trapping with pyridinium salts is observed for the alkyl radicals to provide δ-pyridyl sulfonamides and γ-pyridyl carboxamides. The utility is demonstrated by offering a practical approach for the late-stage functionalization of complex amide derivatives.
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Affiliation(s)
- Namhoon Kim
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 , Korea.,Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon 34141 , Korea
| | - Changseok Lee
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 , Korea.,Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon 34141 , Korea
| | - Taehwan Kim
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 , Korea.,Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon 34141 , Korea
| | - Sungwoo Hong
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 , Korea.,Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon 34141 , Korea
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290
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Harry NA, Radhika S, Neetha M, Anilkumar G. Recent Advances and Prospects of Organic Reactions “On Water”. ChemistrySelect 2019. [DOI: 10.1002/slct.201903360] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Affiliation(s)
- Nissy Ann Harry
- School of Chemical Sciences, Mahatma Gandhi UniversityPriyadarsini Hills, Kottayam 686 560 Kerala INDIA
| | - Sankaran Radhika
- School of Chemical Sciences, Mahatma Gandhi UniversityPriyadarsini Hills, Kottayam 686 560 Kerala INDIA
| | - Mohan Neetha
- School of Chemical Sciences, Mahatma Gandhi UniversityPriyadarsini Hills, Kottayam 686 560 Kerala INDIA
| | - Gopinathan Anilkumar
- School of Chemical Sciences, Mahatma Gandhi UniversityPriyadarsini Hills, Kottayam 686 560 Kerala INDIA
- Advanced Molecular Materials Research Centre (AMMRC)Mahatma Gandhi University, Priyadarsini Hills, Kottayam Kerala 686 560 INDIA
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291
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Zhao L, Liu B, Tan Q, Ding CH, Xu B. Silver-Assisted Oxidative Isocyanide Insertion of Ethers: A Direct Approach to β-Carbonyl α-Iminonitriles. Org Lett 2019; 21:9223-9227. [DOI: 10.1021/acs.orglett.9b03590] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Leiyang Zhao
- Department of Chemistry, Innovative Drug Research Center, Shanghai University, Shanghai 200444, China
| | - Bingxin Liu
- Department of Chemistry, Innovative Drug Research Center, Shanghai University, Shanghai 200444, China
| | - Qitao Tan
- Department of Chemistry, Innovative Drug Research Center, Shanghai University, Shanghai 200444, China
| | - Chang-Hua Ding
- Department of Chemistry, Innovative Drug Research Center, Shanghai University, Shanghai 200444, China
| | - Bin Xu
- Department of Chemistry, Innovative Drug Research Center, Shanghai University, Shanghai 200444, China
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, China
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292
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Yang X, Luo G, Zhou L, Liu B, Zhang X, Gao H, Jin Z, Chi YR. Enantioselective Indole N–H Functionalization Enabled by Addition of Carbene Catalyst to Indole Aldehyde at Remote Site. ACS Catal 2019. [DOI: 10.1021/acscatal.9b03163] [Citation(s) in RCA: 25] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Xing Yang
- Division of Chemistry & Biological Chemistry, School of Physical & Mathematical Science, Nanyang Technological University, Singapore 637371, Singapore
| | - Guoyong Luo
- School of Pharmacy, Guizhou University of Traditional Chinese Medicine, Guiyang 550025, China
| | - Liejin Zhou
- Division of Chemistry & Biological Chemistry, School of Physical & Mathematical Science, Nanyang Technological University, Singapore 637371, Singapore
| | - Bin Liu
- Laboratory Breeding Base of Green Pesticide and Agricultural Bioengineering, Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education, Guizhou University Huaxi District, Guiyang 550025, China
| | - Xiaolei Zhang
- Division of Chemistry & Biological Chemistry, School of Physical & Mathematical Science, Nanyang Technological University, Singapore 637371, Singapore
| | - Hui Gao
- Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences & the Fifth Affiliated Hospital, Guangzhou Medical University, Guangzhou, Guangdong 511436, China
| | - Zhichao Jin
- Laboratory Breeding Base of Green Pesticide and Agricultural Bioengineering, Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education, Guizhou University Huaxi District, Guiyang 550025, China
| | - Yonggui Robin Chi
- Division of Chemistry & Biological Chemistry, School of Physical & Mathematical Science, Nanyang Technological University, Singapore 637371, Singapore
- Laboratory Breeding Base of Green Pesticide and Agricultural Bioengineering, Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education, Guizhou University Huaxi District, Guiyang 550025, China
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293
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Mu QC, Nie YX, Bai XF, Chen J, Yang L, Xu Z, Li L, Xia CG, Xu LW. Tertiary amine-directed and involved carbonylative cyclizations through Pd/Cu-cocatalyzed multiple C-X (X = H or N) bond cleavage. Chem Sci 2019; 10:9292-9301. [PMID: 32055315 PMCID: PMC7003976 DOI: 10.1039/c9sc03081f] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2019] [Accepted: 08/17/2019] [Indexed: 01/01/2023] Open
Abstract
A novel Pd/Cu-cocatalyzed carbonylative cyclization by C-H activation and N-dealkylative C-N bond activation has been developed for the chemoselective construction of synthetically useful heterocycles. The N,N-dimethylamine group on o-indolyl-N,N-dimethylarylamines was found to act as both the directing group and reactive component in this C-H carbonylative cyclization reaction. Furthermore, a unique C-H oxidation/carbonylative lactonization of diarylmethylamines is firstly demonstrated under modified reaction conditions, which could be easily applicable to the one-step synthesis of multi-substituted phthalides bearing an N,O-ketal skeleton that is difficult to access by previously reported methods. Mechanistic studies implicate that Pd/Cu-cocatalyzed C-H oxidation/carbonylative lactonization is a sequential reaction system via Cu-catalyzed C(sp3)-H oxidation and Pd-catalyzed oxidative carbonylation of the C(sp2)-H bond. It was found that trace amounts of water are essential to promote the Cu-catalyzed C(sp3)-H oxidation of diarylmethylamine for the formation of the hydroxyl group, which could act as an in situ-formed directing group in the intramolecular carbonylative lactonization step.
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Affiliation(s)
- Qiu-Chao Mu
- State Key Laboratory for Oxo Synthesis and Selective Oxidation , Suzhou Research Institute (SRI) , Lanzhou Institute of Chemical Physics (LICP) , University of the Chinese Academy of Sciences (UCAS) , Lanzhou 730000 , P. R. China . ;
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
| | - Yi-Xue Nie
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
| | - Xing-Feng Bai
- State Key Laboratory for Oxo Synthesis and Selective Oxidation , Suzhou Research Institute (SRI) , Lanzhou Institute of Chemical Physics (LICP) , University of the Chinese Academy of Sciences (UCAS) , Lanzhou 730000 , P. R. China . ;
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
| | - Jing Chen
- State Key Laboratory for Oxo Synthesis and Selective Oxidation , Suzhou Research Institute (SRI) , Lanzhou Institute of Chemical Physics (LICP) , University of the Chinese Academy of Sciences (UCAS) , Lanzhou 730000 , P. R. China . ;
| | - Lei Yang
- State Key Laboratory for Oxo Synthesis and Selective Oxidation , Suzhou Research Institute (SRI) , Lanzhou Institute of Chemical Physics (LICP) , University of the Chinese Academy of Sciences (UCAS) , Lanzhou 730000 , P. R. China . ;
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
| | - Zheng Xu
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
| | - Li Li
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
| | - Chun-Gu Xia
- State Key Laboratory for Oxo Synthesis and Selective Oxidation , Suzhou Research Institute (SRI) , Lanzhou Institute of Chemical Physics (LICP) , University of the Chinese Academy of Sciences (UCAS) , Lanzhou 730000 , P. R. China . ;
| | - Li-Wen Xu
- State Key Laboratory for Oxo Synthesis and Selective Oxidation , Suzhou Research Institute (SRI) , Lanzhou Institute of Chemical Physics (LICP) , University of the Chinese Academy of Sciences (UCAS) , Lanzhou 730000 , P. R. China . ;
- Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education , Key Laboratory of Organosilicon Material Technology of Zhejiang Province , Hangzhou Normal University , Hangzhou 311121 , P. R. China .
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294
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Romero EA, Chen G, Gembicky M, Jazzar R, Yu JQ, Bertrand G. Understanding the Activity and Enantioselectivity of Acetyl-Protected Aminoethyl Quinoline Ligands in Palladium-Catalyzed β-C(sp 3)-H Bond Arylation Reactions. J Am Chem Soc 2019; 141:16726-16733. [PMID: 31565934 DOI: 10.1021/jacs.9b06746] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
Chiral acetyl-protected aminoalkyl quinoline (APAQ) ligands were recently discovered to afford highly active and enantioselective palladium catalysts for the arylation of methylene C(sp3)-H bonds, and herein, we investigate the origins of these heightened properties. Unprecedented amide-bridged APAQ-Pd dimers were predicted by density functional theory (DFT) calculations and were confirmed by single-crystal X-ray diffraction studies. Comparison of structural features between APAQ-Pd complexes and an acetyl-protected aminoethylpyridine APAPy-Pd complex strongly suggests that the high activity of the former originates from the presence of the quinoline ring, which slows the formation of the off-cycle palladium dimer. Furthermore, steric topographic maps for a representative subset of monomeric, monoligated palladium complexes allowed us to draw a unique parallel between the three-dimensional structures of these catalysts and their reported asymmetric induction in β-C(sp3)-H bond arylation reactions. Finally, cooperative noncovalent interactions present between the APAQ ligand and the substrate were identified as a crucial factor for imparting selectivity between chemically equivalent methylenic C(sp3)-H bonds prior to concerted metalation deprotonation activation.
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Affiliation(s)
- Erik A Romero
- UCSD-CNRS Joint Research Laboratory (UMI 3555), Department of Chemistry and Biochemistry , University of California, San Diego , La Jolla , California 92093-0358 , United States
| | - Gang Chen
- Department of Chemistry , The Scripps Research Institute , 10550 N. Torrey Pines Road , La Jolla , California 92037 , United States
| | - Milan Gembicky
- UCSD-CNRS Joint Research Laboratory (UMI 3555), Department of Chemistry and Biochemistry , University of California, San Diego , La Jolla , California 92093-0358 , United States
| | - Rodolphe Jazzar
- UCSD-CNRS Joint Research Laboratory (UMI 3555), Department of Chemistry and Biochemistry , University of California, San Diego , La Jolla , California 92093-0358 , United States
| | - Jin-Quan Yu
- Department of Chemistry , The Scripps Research Institute , 10550 N. Torrey Pines Road , La Jolla , California 92037 , United States
| | - Guy Bertrand
- UCSD-CNRS Joint Research Laboratory (UMI 3555), Department of Chemistry and Biochemistry , University of California, San Diego , La Jolla , California 92093-0358 , United States
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295
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Hirosawa K, Usuki Y, Satoh T. Iridium(III)‐Catalyzed Dehydrogenative Coupling of Salicylic Acids with Alkynes: Synthesis of Highly Substituted 1‐Naphthol Derivatives. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201900919] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Keishi Hirosawa
- Department of Chemistry, Graduate School of ScienceOsaka City University, 3–3-138 Sugimoto, Sumiyoshi-ku Osaka 558-8585 Japan
| | - Yoshinosuke Usuki
- Department of Chemistry, Graduate School of ScienceOsaka City University, 3–3-138 Sugimoto, Sumiyoshi-ku Osaka 558-8585 Japan
| | - Tetsuya Satoh
- Department of Chemistry, Graduate School of ScienceOsaka City University, 3–3-138 Sugimoto, Sumiyoshi-ku Osaka 558-8585 Japan
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296
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Deng L, Fu Y, Lee SY, Wang C, Liu P, Dong G. Kinetic Resolution via Rh-Catalyzed C-C Activation of Cyclobutanones at Room Temperature. J Am Chem Soc 2019; 141:16260-16265. [PMID: 31568718 DOI: 10.1021/jacs.9b09344] [Citation(s) in RCA: 55] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Herein we describe the development of a highly selective kinetic resolution of cyclobutanones via a Rh-catalyzed "cut-and-sew" reaction with selectivity factor up to 785. This reaction takes place at room temperature with excellent efficiency. Various trans-5,6-fused bicycles and C2-substituted cyclobutanones were obtained with excellent ee's that can be further used as chiral building blocks. DFT calculations reveal the crucial roles of the DTBM-segphos ligand in stabilizing the rate- and enantioselectivity-determining C-C oxidative addition transition state via favorable ligand-substrate dispersion interactions.
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Affiliation(s)
- Lin Deng
- Department of Chemistry , University of Chicago , Chicago , Illinois 60637 , United States
| | - Yue Fu
- Department of Chemistry , University of Pittsburgh , Pittsburgh , Pennsylvania 15260 , United States
| | - Siu Yin Lee
- Department of Chemistry , University of Chicago , Chicago , Illinois 60637 , United States
| | - Chengpeng Wang
- Department of Chemistry , University of Chicago , Chicago , Illinois 60637 , United States
| | - Peng Liu
- Department of Chemistry , University of Pittsburgh , Pittsburgh , Pennsylvania 15260 , United States
| | - Guangbin Dong
- Department of Chemistry , University of Chicago , Chicago , Illinois 60637 , United States
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297
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Busch J, Knoll DM, Zippel C, Bräse S, Bizzarri C. Metal-supported and -assisted stereoselective cooperative photoredox catalysis. Dalton Trans 2019; 48:15338-15357. [PMID: 31573576 DOI: 10.1039/c9dt02094b] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
In this perspective, we review those stereoselective photocatalytic reactions that use synergy between photoredox catalysts and transition metal catalysts. In particular, we highlight the orchestrated interaction between two and more metals which not only enhance the turnover numbers, but also lead to increased selectivities. Aspects of green chemistry and sustainable developments are included. In this review, C-C, C-O, C-N and C-S forming reactions are discussed and a perspective on future developments is given.
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Affiliation(s)
- Jasmin Busch
- Institute of Organic Chemistry, Fritz-Haber-Weg 6, 76131 Karlsruhe, Germany.
| | - Daniel M Knoll
- Institute of Organic Chemistry, Fritz-Haber-Weg 6, 76131 Karlsruhe, Germany.
| | - Christoph Zippel
- Institute of Organic Chemistry, Fritz-Haber-Weg 6, 76131 Karlsruhe, Germany.
| | - Stefan Bräse
- Institute of Organic Chemistry, Fritz-Haber-Weg 6, 76131 Karlsruhe, Germany. and Institute of Toxicology and Genetics, Hermann-von-Helmholtz-Platz 1, D-76344 Eggenstein-Leopoldshafen, Germany
| | - Claudia Bizzarri
- Institute of Organic Chemistry, Fritz-Haber-Weg 6, 76131 Karlsruhe, Germany.
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298
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Pandey AM, Agalave SG, Vinod CP, Gnanaprakasam B. MnO 2 @Fe 3 O 4 Magnetic Nanoparticles as Efficient and Recyclable Heterogeneous Catalyst for Benzylic sp 3 C-H Oxidation. Chem Asian J 2019; 14:3414-3423. [PMID: 31418537 DOI: 10.1002/asia.201900810] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/15/2019] [Revised: 08/01/2019] [Indexed: 11/08/2022]
Abstract
Herein, we report a highly chemoselective and efficient heterogeneous MnO2 @Fe3 O4 MNP catalyst for the oxidation of benzylic sp3 C-H group of ethers using TBHP as a green oxidant to afford ester derivatives in high yield under batch/continuous flow module. This catalyst was also effective for the benzylic sp3 C-H group of methylene derivatives to furnish the ketone in high yield which can be easily integrated into continuous flow condition for scale up. The catalyst is fully characterized by spectroscopic techniques and it was found that 0.424 % MnO2 @Fe3 O4 catalyzes the reaction; the magnetic nanoparticles of this catalyst could be easily recovered from the reaction mixture. The recovered catalyst was recycled for twelve cycles without any loss of the catalytic activity. The advantages of MnO2 @Fe3 O4 MNP are its catalytic activity, easy preparation, recovery, and recyclability, gram scale synthesis with a TOF of up to 14.93 h-1 and low metal leaching during the reaction.
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Affiliation(s)
- Akanksha M Pandey
- Department of Chemistry, Indian Institute of Science Education and Research, Pune-, 411008, India
| | - Sandip G Agalave
- Department of Chemistry, Indian Institute of Science Education and Research, Pune-, 411008, India
| | | | - Boopathy Gnanaprakasam
- Department of Chemistry, Indian Institute of Science Education and Research, Pune-, 411008, India
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299
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Hofer M, de Haro T, Gómez-Bengoa E, Genoux A, Nevado C. Oxidant speciation and anionic ligand effects in the gold-catalyzed oxidative coupling of arenes and alkynes. Chem Sci 2019; 10:8411-8420. [PMID: 31803420 PMCID: PMC6844217 DOI: 10.1039/c9sc02372k] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/15/2019] [Accepted: 07/09/2019] [Indexed: 11/23/2022] Open
Abstract
The mechanism of the gold-catalyzed oxidative cross-coupling of arenes and alkynes has been studied in detail combining stoichiometric experiments with putative reaction intermediates and DFT calculations. Our data suggest that ligand exchange between the alkyne, the Au(i)-catalyst and the hypervalent iodine reagent is responsible for the formation of both an Au(i)-acetylide complex and a more reactive "non-symmetric" I(iii) oxidant responsible for the crucial Au(i)/Au(iii) turnover. Further, the reactivity of the in situ generated Au(iii)-acetylide complex is governed by the nature of the anionic ligands transferred by the I(iii) oxidant: while halogen ligands remain unreactive, acetato ligands are efficiently displaced by the arene to yield the observed Csp2-Csp cross-coupling products through an irreversible reductive elimination step. Finally, the nature of competitive processes and catalyst deactivation pathways has also been unraveled. This detailed investigation provides insights not only on the specific features of the species involved in oxidative gold-catalyzed cross couplings but also highlights the importance of both ancillary and anionic ligands in the reactivity of the key Au(iii) intermediates.
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Affiliation(s)
- Manuel Hofer
- Department of Chemistry , University of Zürich , Winterthurerstrasse 190 , Zürich , CH-8057 , Switzerland .
| | - Teresa de Haro
- Department of Chemistry , University of Zürich , Winterthurerstrasse 190 , Zürich , CH-8057 , Switzerland .
| | - Enrique Gómez-Bengoa
- Departamento de Química Orgánica I , Universidad del Pais Vasco , Apdo 1072 , CP-20080 Donostia-San Sebastián , Spain
| | - Alexandre Genoux
- Department of Chemistry , University of Zürich , Winterthurerstrasse 190 , Zürich , CH-8057 , Switzerland .
| | - Cristina Nevado
- Department of Chemistry , University of Zürich , Winterthurerstrasse 190 , Zürich , CH-8057 , Switzerland .
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300
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Li ZY, Lakmal HHC, Qian X, Zhu Z, Donnadieu B, McClain SJ, Xu X, Cui X. Ruthenium-Catalyzed Enantioselective C-H Functionalization: A Practical Access to Optically Active Indoline Derivatives. J Am Chem Soc 2019; 141:15730-15736. [PMID: 31536341 DOI: 10.1021/jacs.9b07251] [Citation(s) in RCA: 70] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Abstract
Ru(II)-catalyzed enantioselective C-H activation/hydroarylation has been developed for the first time, allowing for highly enantioselective synthesis of indoline derivatives via catalytic C-H activation. Commercially available Ru(II) arene complexes and chiral α-methylamines were employed as highly enantioselective catalysts. Based on a sterically rigidified chiral transient directing group, multisubstituted indolines were produced in up to 92% yield with 96% ee. Further transformation of the resulting 4-formylindoline enables access to an optically active tricyclic compound that is of potential biological and pharmaceutical interest.
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Affiliation(s)
- Zhong-Yuan Li
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Hetti Handi Chaminda Lakmal
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Xiaolin Qian
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Zhenyu Zhu
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Bruno Donnadieu
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Sarah J McClain
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Xue Xu
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
| | - Xin Cui
- Department of Chemistry , Mississippi State University , Mississippi State , Mississippi 39762 , United States
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