1
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Das A, Maji B. Substrate-controlled divergent remote C-H and N-H polyfluoroarylation of 2-aminopyrimidines with polyfluoroarenes via Pd(II)/Pd(0) catalysis. Chem Commun (Camb) 2024; 60:5630-5633. [PMID: 38716516 DOI: 10.1039/d4cc01518e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/24/2024]
Abstract
Substrate-controlled product divergence in the reaction of 2-aminopyrimidines with polyfluoroarenes under palladium catalysis is demonstrated for the first time. The reaction of secondary N-alkylpyrimidine-2-amines with polyfluoroarenes leads to C5-H polyfluoroarylation via C-H/C-H coupling, while secondary N-aryl substituents yield N-H polyfluoroarylation, forming triarylamines.
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Affiliation(s)
- Animesh Das
- Department of Chemical Sciences, Indian Institute of Science Education and Research Kolkata, Mohanpur, 741246, India.
| | - Biplab Maji
- Department of Chemical Sciences, Indian Institute of Science Education and Research Kolkata, Mohanpur, 741246, India.
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2
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Chen Y, Cha TL, Jiang J, Li Y, Xie XY, Li D, Yan CX, Shao LD. Divergent Total Syntheses of Lycorine Alkaloids via a Sequential C-H Functionalization Strategy. J Org Chem 2024; 89:4851-4860. [PMID: 38546258 DOI: 10.1021/acs.joc.4c00054] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/06/2024]
Abstract
A Pd-catalyzed one-pot sequential C-H functionalization strategy was utilized to prepare four lycorine alkaloids and one pseudo-lycorine alkaloid from the common intermediate 4. By switching the followed oxidative conditions of air, DMSO/H2O/I2, and DMSO/O2, based on the Pd(PPh3)4/K2CO3/toluene catalytic system, three key intermediates 12a, 12b, and 12c with different substitution patterns could be obtained in a well-controlled manner. As a result, four natural products γ-lycorane, hippadine, anhydrolycorinone, and anhydrolycorine as well as a pseudo-lycorine alkaloid Δ(4a,10b)-6-oxodihydrolycorine were successfully synthesized within 10 steps through this divergent route.
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Affiliation(s)
- Yang Chen
- Yunnan Key Laboratory of Southern Medicinal Utilization, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China
| | - Tong-Ling Cha
- Yunnan Key Laboratory of Southern Medicinal Utilization, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China
| | - Jing Jiang
- Yunnan Precious Metals Laboratory, Kunming Institute of Precious Metals, Kunming 650106, China
| | - Yong Li
- Yunnan Key Laboratory of Southern Medicinal Utilization, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China
| | - Xiao-Yan Xie
- Yunnan Key Laboratory of Southern Medicinal Utilization, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China
| | - Dashan Li
- Yunnan Key Laboratory of Southern Medicinal Utilization, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China
| | - Cai-Xian Yan
- Yunnan Precious Metals Laboratory, Kunming Institute of Precious Metals, Kunming 650106, China
| | - Li-Dong Shao
- Yunnan Key Laboratory of Southern Medicinal Utilization, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China
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3
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Das A, Maji B. Direct C(3)5-H Polyfluoroarylation of 2-Amino/alkoxy Pyridines Enabled by a Transient and Electron-deficient Palladium Intermediate. Chemistry 2023; 29:e202301436. [PMID: 37154162 DOI: 10.1002/chem.202301436] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2023] [Revised: 05/07/2023] [Accepted: 05/08/2023] [Indexed: 05/10/2023]
Abstract
Herein, we present an unprecedented azine-limited C5-H polyfluoroarylation of 2-aminopyridines enabled by a transient and electron-deficient perfluoroaryl-Pd species via C-H/C-H coupling. The protocol further allows C3(5)-H polyfluoroarylation of 2-alkoxypyridines guided by sterics and electronics for the first time. The late-stage C-H functionalization of drugs, drug derivatives, and natural product derivatives and synthesis of C5-aryl drug derivatives further demonstrated the method's utility. The preliminary mechanistic studies reveal that the synergistic combination of the bulky yet electrophilic perfluoroaryl-Pd species and the partial nucleophilicity of the C5-position of 2-amino/alkoxy-pyridines is the origin of reactivity and selectivity. Importantly, the first experimental evidence for the role of diisopropyl sulfide is provided.
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Affiliation(s)
- Animesh Das
- Department of Chemical Sciences, Indian Institute of Science Education and Research Kolkata, Mohanpur, 741246, West Bengal, India
| | - Biplab Maji
- Department of Chemical Sciences, Indian Institute of Science Education and Research Kolkata, Mohanpur, 741246, West Bengal, India
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4
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Duan X, Liu K, Meng Z, Guo Y, Li H, Liu N, Qu W, Duan X, Ma J. 1,3-Dibromo-5, 5-dimethylhydantoin (DBDMH)-Promoted Cross-Coupling of Enaminones with Phenols under Metal-Free Conditions. Tetrahedron Lett 2022. [DOI: 10.1016/j.tetlet.2022.154111] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
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5
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Yee KY, Leung MP, Tse MH, Choy PY, Kwong FY. Palladium‐Catalyzed Direct C‐H Olefination of Polyfluoroarenes with Alkenyl Tosylates. Eur J Inorg Chem 2022. [DOI: 10.1002/ejic.202200288] [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)
- Ka Yee Yee
- The Chinese University of Hong Kong Department of Chemistry HONG KONG
| | - Man Pan Leung
- The Chinese University of Hong Kong Department of Chemistry HONG KONG
| | - Man Ho Tse
- The Chinese University of Hong Kong Department of Chemistry HONG KONG
| | - Pui Ying Choy
- The Chinese University of Hong Kong Department of Chemistry HONG KONG
| | - Fuk Yee Kwong
- The Chinese University of Hong Kong Department of Chemistry G56, Science CentreThe Chinese University of Hong KongShatin, N.T. 852 Hong Kong HONG KONG
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Benny AT, Radhakrishnan EK. Advances in the site-selective C-5, C-3 and C-2 functionalization of chromones via sp 2 C-H activation. RSC Adv 2022; 12:3343-3358. [PMID: 35425362 PMCID: PMC8979368 DOI: 10.1039/d1ra08214k] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2021] [Accepted: 12/22/2021] [Indexed: 02/02/2023] Open
Abstract
In this work, site-selective C-H activation at C-5, C-3 and C-2 positions of chromones for the introduction of structural diversity to the chromone scaffold was studied. The keto group of the chromone moiety acts as the directing group for the selective functionalization of chromones at the C-5 position. Furthermore, the C-H functionalization at the electron-rich C-3 position of the chromone can be achieved using electrophilic coupling partners. The C-H functionalization at the C-2 position can be possible using nucleophilic coupling partners. The direct functionalization methods provide a better pathway for the generation of C-5, C-3 and C-2-substituted chromones with good atom economy than that of classical pre-functionalized reaction protocols.
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7
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Moseev TD, Varaksin MV, Gorlov DA, Charushin VN, Chupakhin ON. Recent advances in the functionalization of polyfluoro(aza)aromatics via C-C coupling strategies. Org Biomol Chem 2021; 19:4429-4459. [PMID: 33908555 DOI: 10.1039/d1ob00472g] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Polyfluoro(aza)aromatic compounds are of interest in various fields of practical applications, such as medicinal and agrochemistry, materials science and advanced technologies. The C-C coupling reactions are known to be a promising synthetic tool to create challenging fluorinated molecules of diverse architectures. In this review, we have summarized the recent advances in the functionalization of polyfluoro(aza)aromatics via both transition metal-catalyzed and metal-free C-C coupling reactions for the period from 2006 to the beginning of 2021. Also, mechanistic features for chemical transformations of fluoroarene scaffolds and new opportunities for practical applications of the designed fluorinated molecules have been highlighted.
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Affiliation(s)
- Timofey D Moseev
- Ural Federal University, 19 Mira Str., 620002 Ekaterinburg, Russia.
| | - Mikhail V Varaksin
- Ural Federal University, 19 Mira Str., 620002 Ekaterinburg, Russia. and Postovsky Institute of Organic Synthesis, Ural Branch of the Russian Academy of Sciences, 22 S. Kovalevskaya Str., 620990 Ekaterinburg, Russia.
| | - Denis A Gorlov
- Moscow State University, 1 Leninskie Gory, 119991 Moscow, Russia
| | - Valery N Charushin
- Ural Federal University, 19 Mira Str., 620002 Ekaterinburg, Russia. and Postovsky Institute of Organic Synthesis, Ural Branch of the Russian Academy of Sciences, 22 S. Kovalevskaya Str., 620990 Ekaterinburg, Russia.
| | - Oleg N Chupakhin
- Ural Federal University, 19 Mira Str., 620002 Ekaterinburg, Russia. and Postovsky Institute of Organic Synthesis, Ural Branch of the Russian Academy of Sciences, 22 S. Kovalevskaya Str., 620990 Ekaterinburg, Russia.
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8
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Das R, Khot NP, Deshpande AS, Kapur M. Catalyst Control in Switching the Site Selectivity of C-H Olefinations of 1,2-Dihydroquinolines: An Approach to Positional-Selective Functionalization of Quinolines. Chemistry 2019; 26:927-938. [PMID: 31625636 DOI: 10.1002/chem.201904512] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/01/2019] [Indexed: 12/19/2022]
Abstract
A unique approach to achieve site-selective C-H olefinations exclusively at the C-3- or C-8-positions in the quinoline framework has been developed by catalyst control. Distal C(3)-H functionalization is achieved by using palladium catalysis, whereas proximal C(8)-H functionalization is obtained by employing ruthenium catalysis. Switching the site selectivity within a single substrate directly indicates two diverse pathways, which are operating under the palladium- and ruthenium-catalyzed reaction conditions.
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Affiliation(s)
- Riki Das
- Department of Chemistry, Indian Institution of Science Education and Research Bhopal, Bhopal Bypass Road, Bhauri, Bhopal, 462066, MP, India.,Present address: Department of Chemistry, University of Minnesota, Minneapolis, MN, 55455-0431, USA
| | - Nandkishor Prakash Khot
- Department of Chemistry, Indian Institution of Science Education and Research Bhopal, Bhopal Bypass Road, Bhauri, Bhopal, 462066, MP, India
| | - Akanksha Santosh Deshpande
- Department of Chemistry, Indian Institution of Science Education and Research Bhopal, Bhopal Bypass Road, Bhauri, Bhopal, 462066, MP, India
| | - Manmohan Kapur
- Department of Chemistry, Indian Institution of Science Education and Research Bhopal, Bhopal Bypass Road, Bhauri, Bhopal, 462066, MP, India
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9
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Yu J, Yang X, Wu C, Su W. Palladium-Catalyzed C–H/C–H Cross-Coupling by Mechanochemistry: Direct Alkenylation and Heteroarylation of N1-Protected 1H-Indazoles. J Org Chem 2019; 85:1009-1021. [DOI: 10.1021/acs.joc.9b02951] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Jingbo Yu
- National Engineering Research Center for Process Development of Active Pharmaceutical Ingredients, Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals, Zhejiang University of Technology, Hangzhou 310014, P.R. China
| | - Xinjie Yang
- National Engineering Research Center for Process Development of Active Pharmaceutical Ingredients, Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals, Zhejiang University of Technology, Hangzhou 310014, P.R. China
| | - Chongyang Wu
- National Engineering Research Center for Process Development of Active Pharmaceutical Ingredients, Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals, Zhejiang University of Technology, Hangzhou 310014, P.R. China
| | - Weike Su
- National Engineering Research Center for Process Development of Active Pharmaceutical Ingredients, Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals, Zhejiang University of Technology, Hangzhou 310014, P.R. China
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10
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Li Y, Cao Y, Guo Y. Recent Advances in Atmospheric Ionization Mass Spectrometry: Developments and Applications. CHINESE J CHEM 2019. [DOI: 10.1002/cjoc.201900359] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Yuling Li
- State Key Laboratory of Organometallic Chemistry, National Center for Organic Mass Spectrometry in ShanghaiShanghai Institute of Organic Chemistry, Chinese Academy of Sciences Shanghai 200032 China
| | - Yuqi Cao
- State Key Laboratory of Organometallic Chemistry, National Center for Organic Mass Spectrometry in ShanghaiShanghai Institute of Organic Chemistry, Chinese Academy of Sciences Shanghai 200032 China
| | - Yinlong Guo
- State Key Laboratory of Organometallic Chemistry, National Center for Organic Mass Spectrometry in ShanghaiShanghai Institute of Organic Chemistry, Chinese Academy of Sciences Shanghai 200032 China
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11
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Liu J, Ba D, Lv W, Chen Y, Zhao Z, Cheng G. Base‐Promoted Michael Addition/Smiles Rearrangement/
N
‐Arylation Cascade: One‐Step Synthesis of 1,2,3‐Trisubstituted 4‐Quinolones from Ynones and Sulfonamides. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201900960] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Jing Liu
- College of Materials Science & EngineeringHuaqiao University Xiamen 361021 People's Republic of China
| | - Dan Ba
- College of Materials Science & EngineeringHuaqiao University Xiamen 361021 People's Republic of China
| | - Weiwei Lv
- College of Materials Science & EngineeringHuaqiao University Xiamen 361021 People's Republic of China
| | - Yanhui Chen
- College of Materials Science & EngineeringHuaqiao University Xiamen 361021 People's Republic of China
| | - Zemin Zhao
- College of Materials Science & EngineeringHuaqiao University Xiamen 361021 People's Republic of China
| | - Guolin Cheng
- College of Materials Science & EngineeringHuaqiao University Xiamen 361021 People's Republic of China
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12
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Kumar TU, Roy D, Bhattacharya A. Iron(III) catalyzed direct C–H functionalization at the C-3 position of chromone for the synthesis of fused chromeno-quinoline scaffolds. Tetrahedron Lett 2019. [DOI: 10.1016/j.tetlet.2019.06.024] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
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13
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Hillenbrand J, Ham WS, Ritter T. C–H Pyridonation of (Hetero-)Arenes by Pyridinium Radical Cations. Org Lett 2019; 21:5363-5367. [DOI: 10.1021/acs.orglett.9b02054] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Julius Hillenbrand
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany
- Institute of Organic Chemistry, RWTH Aachen, Landoltweg 1, 52074 Aachen, Germany
| | - Won Seok Ham
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany
- Department of Chemistry and Chemical Biology, Harvard University, 12 Oxford Street, Cambridge, Massachusetts 02138, United States
| | - Tobias Ritter
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany
- Institute of Organic Chemistry, RWTH Aachen, Landoltweg 1, 52074 Aachen, Germany
- Department of Chemistry and Chemical Biology, Harvard University, 12 Oxford Street, Cambridge, Massachusetts 02138, United States
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14
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Wei W, Chen S, Xia Y, Li M, Li X, Han Y, Wang C, Liang Y. Palladium‐Catalyzed Intramolecular Self‐Alkylation of Polyfluoroarene via Heck and Decarboxylation Process. ChemCatChem 2019. [DOI: 10.1002/cctc.201900303] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Wan‐Xu Wei
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Si Chen
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Yu Xia
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Ming Li
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Xue‐Song Li
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Ya‐Ping Han
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Cui‐Tian Wang
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
| | - Yong‐Min Liang
- State Key Laboratory of Applied Organic ChemistryLanzhou University Lanzhou 730000 P.R. China
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15
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Shen C, Wang A, Xu J, An Z, Loh KY, Zhang P, Liu X. Recent Advances in the Catalytic Synthesis of 4-Quinolones. Chem 2019. [DOI: 10.1016/j.chempr.2019.01.006] [Citation(s) in RCA: 34] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
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16
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Transition-metal-free insertion of benzyl bromides into 2-(1H-benzo[d]imidazol-1-yl)benzaldehyde: One-pot switchable syntheses of benzo[4,5]imidazo[1,2-a]quinolin-5(7H)-ones and 3-arylquinolin-4-ones mediated by base. Tetrahedron 2019. [DOI: 10.1016/j.tet.2019.03.058] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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17
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Synthesis, molecular docking and inhibition studies of novel 3-N-aryl substituted-2-heteroarylchromones targeting microtubule affinity regulating kinase 4 inhibitors. Eur J Med Chem 2018; 159:166-177. [PMID: 30290280 DOI: 10.1016/j.ejmech.2018.09.030] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/22/2018] [Revised: 08/11/2018] [Accepted: 09/10/2018] [Indexed: 12/27/2022]
Abstract
A series of 3-N-aryl substituted-2-heteroarylchromones was efficiently synthesized via Pd-mediated oxidative coupling under the influence of hetero-atoms neighboring group participation. Synthesized molecules were evaluated against human microtubule affinity regulating kinase 4 (MARK4) enzyme inhibitors, a recently identified anti-cancer drug target. Among 21 synthesized molecules, compounds 2, 3, and 14 exhibited excellent in vitro inhibitory effect against MARK4 with IC50 value (50% of ATPase activity) at 2.12 ± 0.22 μM, 1.98 ± 0.34 μM and 5.56 ± 0.42 μM respectively. The fluorescence binding and dot blot assay of these compounds were found in μM range, indicating a better binding affinity. In vitro study of these compounds against cancerous cells (MCF-7 and HepG2) inhibited the cell viability, induced apoptosis and lowered the tau-phosphorylation. Cell viability studies of compounds 2, 3, and 14 showed inhibition of cancerous cells growth with IC50 values of 3.22 ± 0.42, 4.32 ± 0.23 μM and 16.22 ± 1.33 μM for human breast cancer cells (MCF-7) and 6.45 ± 1.12, 5.22 ± 0.72 μM and 19.12 ± 1.43 μM for human liver carcinoma cells (HepG2) respectively. ROS quantification of these compounds showed oxidative stress to cancerous cells and molecular docking study showed hydrogen bonding, charge or polar and van der Waals interactions with the active site residues of MARK4. Owning to high binding fit nicely in the active site, offering the possibilities to be used as novel therapeutic molecules in the drug discovery against MARK4-related diseases.
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18
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Maity S, Das D, Sarkar S, Samanta R. Direct Pd(II)-Catalyzed Site-Selective C5-Arylation of 2-Pyridone Using Aryl Iodides. Org Lett 2018; 20:5167-5171. [DOI: 10.1021/acs.orglett.8b02112] [Citation(s) in RCA: 30] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Saurabh Maity
- Department of Chemistry, Indian Institute of Technology Kharagpur, Kharagpur 721302, India
| | - Debapratim Das
- Department of Chemistry, Indian Institute of Technology Kharagpur, Kharagpur 721302, India
| | - Souradip Sarkar
- Department of Chemistry, Indian Institute of Technology Kharagpur, Kharagpur 721302, India
| | - Rajarshi Samanta
- Department of Chemistry, Indian Institute of Technology Kharagpur, Kharagpur 721302, India
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19
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Guo Y, Xiang Y, Wei L, Wan JP. Thermoinduced Free-Radical C–H Acyloxylation of Tertiary Enaminones: Catalyst-Free Synthesis of Acyloxyl Chromones and Enaminones. Org Lett 2018; 20:3971-3974. [DOI: 10.1021/acs.orglett.8b01536] [Citation(s) in RCA: 75] [Impact Index Per Article: 12.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Yanhui Guo
- College of Chemistry and Chemical Engineering, Jiangxi Normal University, Nanchang 330022, P. R. China
| | - Yunfeng Xiang
- College of Chemistry and Chemical Engineering, Jiangxi Normal University, Nanchang 330022, P. R. China
| | - Li Wei
- College of Chemistry and Chemical Engineering, Jiangxi Normal University, Nanchang 330022, P. R. China
| | - Jie-Ping Wan
- College of Chemistry and Chemical Engineering, Jiangxi Normal University, Nanchang 330022, P. R. China
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20
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Kang D, Ahn K, Hong S. Site-Selective C−H Bond Functionalization of Chromones and Coumarins. ASIAN J ORG CHEM 2018. [DOI: 10.1002/ajoc.201800128] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Dahye Kang
- Department of Chemistry; Korea Advanced Institute of Science and Technology (KAIST); Daejeon Korea
- Center for Catalytic Hydrocarbon Functionalizations; Institute for Basic Science (IBS); Daejeon Korea
| | - Kukcheol Ahn
- Department of Chemistry; Korea Advanced Institute of Science and Technology (KAIST); Daejeon Korea
- Center for Catalytic Hydrocarbon Functionalizations; Institute for Basic Science (IBS); Daejeon Korea
| | - Sungwoo Hong
- Department of Chemistry; Korea Advanced Institute of Science and Technology (KAIST); Daejeon Korea
- Center for Catalytic Hydrocarbon Functionalizations; Institute for Basic Science (IBS); Daejeon Korea
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21
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Le Bras J, Muzart J. Palladium-Catalyzed Domino Dehydrogenation/Heck-Type Reactions of Carbonyl Compounds. Adv Synth Catal 2018. [DOI: 10.1002/adsc.201800258] [Citation(s) in RCA: 25] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Jean Le Bras
- Institut de Chimie Moléculaire de Reims, UMR 7312; CNRS - Université de Reims Champagne-Ardenne; B.P. 1039 51687 Reims Cedex 2 France
| | - Jacques Muzart
- Institut de Chimie Moléculaire de Reims, UMR 7312; CNRS - Université de Reims Champagne-Ardenne; B.P. 1039 51687 Reims Cedex 2 France
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22
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Ji X, Li D, Wang Z, Tan M, Huang H, Deng GJ. Visible Light-Induced Aerobic Oxidation of Indoles: One-Pot Formation of 4-Quinolones at Room Temperature. ASIAN J ORG CHEM 2018. [DOI: 10.1002/ajoc.201800036] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Affiliation(s)
- Xiaochen Ji
- Key Laboratory for Green Organic Synthesis and Application of Hunan Province, Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education; College of Chemistry; Xiangtan University; Xiangtan 411105 China
| | - Dongdong Li
- Key Laboratory for Green Organic Synthesis and Application of Hunan Province, Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education; College of Chemistry; Xiangtan University; Xiangtan 411105 China
| | - Zhongzhen Wang
- Key Laboratory for Green Organic Synthesis and Application of Hunan Province, Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education; College of Chemistry; Xiangtan University; Xiangtan 411105 China
| | - Muyun Tan
- Key Laboratory for Green Organic Synthesis and Application of Hunan Province, Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education; College of Chemistry; Xiangtan University; Xiangtan 411105 China
| | - Huawen Huang
- Key Laboratory for Green Organic Synthesis and Application of Hunan Province, Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education; College of Chemistry; Xiangtan University; Xiangtan 411105 China
| | - Guo-Jun Deng
- Key Laboratory for Green Organic Synthesis and Application of Hunan Province, Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education; College of Chemistry; Xiangtan University; Xiangtan 411105 China
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23
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Liu L, Pei G, Liu P, Ling B, Liu Y, Bi S. Mechanistic Unveiling of C═C Double-Bond Rotation and Origins of Regioselectivity and Product E/Z Selectivity of Pd-Catalyzed Olefinic C-H Functionalization of (E)-N-Methoxy Cinnamamide. J Org Chem 2018; 83:2067-2076. [PMID: 29376365 DOI: 10.1021/acs.joc.7b03007] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Density functional theory (DFT) calculations have been performed to study the Pd-catalyzed C-H functionalization of (E)-N-methoxy cinnamamide (E1), which selectively provides the α-C-H activation products (EP as minor product and its C═C rotation isomer ZP' as major product). Three crucial issues are solved: (i) The detailed mechanism leading to ZP' is one issue. The computational analyses of the mechanisms proposed in previously experimental and theoretical literature do not seem to be consistent with the experimental findings due to the high barriers involved. Alternatively, we present a novel oxidation/reduction-promoted mechanism featuring the Pd(0) → Pd(II) → Pd(0) transformation. The newly proposed mechanism involves the initial coordination of the active catalyst PdL2 (L = t-BuCN) with the C═C bond in EP, followed by the oxidative cyclization/reductive decyclization-assisted C═C double-bond rotation processes resulting in ZP' and regeneration of PdL2. (ii) The origin of the product E/Z selectivity is the second issue. On the basis of the calculated results, it is found that, at the initial stage of the reaction, EP is certainly completely generated, while no ZP' formation occurred. Once E1 is used up, EP immediately acts as the partner of the new catalytic cycle and sluggishly evolves into ZP'. A small amount of generated ZP' would reversibly transform to EP due to the higher barrier involved. (iii) The intrinsic reasons for the regioselectivity are the third issue. The calculated results indicate that the regioselectivity for α-C-H activation is mainly attributed to the stronger electrostatic attraction between the α-C and the metal center.
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Affiliation(s)
- Lingjun Liu
- School of Chemistry and Chemical Engineering, Qufu Normal University , Qufu 273165, P.R. China
| | - Guojing Pei
- School of Chemistry and Chemical Engineering, Qufu Normal University , Qufu 273165, P.R. China
| | - Peng Liu
- School of Chemistry and Chemical Engineering, Qufu Normal University , Qufu 273165, P.R. China
| | - Baoping Ling
- School of Chemistry and Chemical Engineering, Qufu Normal University , Qufu 273165, P.R. China
| | - Yuxia Liu
- School of Chemistry and Chemical Engineering, Qufu Normal University , Qufu 273165, P.R. China
| | - Siwei Bi
- School of Chemistry and Chemical Engineering, Qufu Normal University , Qufu 273165, P.R. China
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24
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Guo T, Liang JJ, Yang S, Chen H, Fu YN, Han SL, Zhao YH. Palladium-catalyzed oxidative C–H/C–H cross-coupling of imidazopyridines with azoles. Org Biomol Chem 2018; 16:6039-6046. [DOI: 10.1039/c8ob01263f] [Citation(s) in RCA: 39] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
A palladium-catalyzed oxidative C–H/C–H cross-coupling of imidazopyridines with azoles using air as the oxidant has been developed.
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Affiliation(s)
- Tao Guo
- College of Chemistry
- Chemical and Environmental Engineering
- Henan University of Technology
- Zhengzhou
- P. R. China
| | - Jing-Jing Liang
- College of Chemistry
- Chemical and Environmental Engineering
- Henan University of Technology
- Zhengzhou
- P. R. China
| | - Song Yang
- College of Chemistry
- Chemical and Environmental Engineering
- Henan University of Technology
- Zhengzhou
- P. R. China
| | - Huan Chen
- China National Tobacco Quality Supervision & Test Center
- Zhengzhou
- P. R. China
| | - Ya-Ning Fu
- China National Tobacco Quality Supervision & Test Center
- Zhengzhou
- P. R. China
| | - Shu-Lei Han
- China National Tobacco Quality Supervision & Test Center
- Zhengzhou
- P. R. China
| | - Yun-Hui Zhao
- School of Chemistry and Chemical Engineering
- Hunan University of Science and Technology
- Xiangtan
- PR China
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25
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Shen Y, Wu XX, Chen S, Xia Y, Liang YM. Synthesis of polyfluoroarene-substituted benzofuran derivatives via cooperative Pd/Cu catalysis. Chem Commun (Camb) 2018; 54:2256-2259. [DOI: 10.1039/c8cc00489g] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A cooperative Pd/Cu-catalyzed dual C–H bond activation of electron-deficient polyfluoroarenes with aryl halides is developed.
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Affiliation(s)
- Yi Shen
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Xin-Xing Wu
- College of Chemistry and Chemical Engineering
- Inner Mongolia University
- Hohhot 010021
- P. R. China
| | - Si Chen
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Yu Xia
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Yong-Min Liang
- State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou 730000
- P. R. China
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26
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Wan JP, Jing Y, Wei L. Branched C=C and C−N Bond Cleavage on Enaminones toward the Synthesis of 3-Acyl Quinolines. ASIAN J ORG CHEM 2017. [DOI: 10.1002/ajoc.201700116] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Jie-Ping Wan
- College of Chemistry and Chemical Engineering; Jiangxi Normal University; Nanchang 330022 P.R. China
| | - Yanfeng Jing
- College of Chemistry and Chemical Engineering; Jiangxi Normal University; Nanchang 330022 P.R. China
| | - Li Wei
- College of Chemistry and Chemical Engineering; Jiangxi Normal University; Nanchang 330022 P.R. China
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27
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Lu W, Xu H, Shen Z. Copper-catalyzed aromatic C-H alkoxylation with alcohols under aerobic conditions. Org Biomol Chem 2017; 15:1261-1267. [PMID: 28098319 DOI: 10.1039/c6ob02582j] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
An efficient protocol for copper-catalyzed aromatic C-H alkoxylation with alcohols has been developed under aerobic conditions. The protocol provides a complementary method to couple arenes and alcohols to furnish aromatic ethers. The advantages of this method are the employment of a cheap Cu(OAc)2 catalyst, oxygen as the terminal oxidant and alcohol as both an alkoxy reagent and a solvent. Notably, the catalytic amount of benzoic acid plays a significant role in this transformation.
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Affiliation(s)
- Wenkui Lu
- School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 DongchuanRoad, Shanghai 200240, China.
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28
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Wang S, Zhao C, Liu T, Yu L, Yang F, Tang J. Efficient construction of 3-arylquinolin-4(1 H )-ones via in situ Meinwald rearrangement/intramolecular reductive cyclization of 2′-nitrochalcone epoxides. Tetrahedron 2016. [DOI: 10.1016/j.tet.2016.09.039] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
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29
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Lotz MD, Camasso NM, Canty AJ, Sanford MS. Role of Silver Salts in Palladium-Catalyzed Arene and Heteroarene C–H Functionalization Reactions. Organometallics 2016. [DOI: 10.1021/acs.organomet.6b00437] [Citation(s) in RCA: 112] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Affiliation(s)
- Monica D. Lotz
- Department
of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109, United States
| | - Nicole M. Camasso
- Department
of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109, United States
| | - Allan J. Canty
- School
of Physical Sciences, University of Tasmania, Private Bag 75, Hobart, Tasmania 7001, Australia
| | - Melanie S. Sanford
- Department
of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109, United States
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30
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Choi H, Min M, Peng Q, Kang D, Paton RS, Hong S. Unraveling innate substrate control in site-selective palladium-catalyzed C-H heterocycle functionalization. Chem Sci 2016; 7:3900-3909. [PMID: 30155034 PMCID: PMC6013790 DOI: 10.1039/c5sc04590h] [Citation(s) in RCA: 50] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/28/2015] [Accepted: 03/02/2016] [Indexed: 11/23/2022] Open
Abstract
Understanding the regioselectivity of C-H activation in the absence of directing groups is an important step towards the design of site-selective C-H functionalizations. The Pd(ii)-catalyzed direct arylation of chromones and enaminones provides an intriguing example where a simple substitution leads to a divergence in substrate-controlled site-selectivity. We describe computational and experimental studies which reveal this results from a switch in mechanism and therefore the selectivity-determining step. We present computational results and experimentally measured kinetic isotope effects and labelling studies consistent with this proposal. The C-H activation of these substrates proceeds via a CMD mechanism, which favors more electron rich positions and therefore displays a pronounced kinetic selectivity for the C3-position. However, C2-selective carbopalladation is also a competitive pathway for chromones so that the overall regiochemical outcome depends on which substrate undergoes activation first. Our studies provide insight into the site-selectivity based on the favorability of two competing CMD and carbopalladation processes of the substrates undergoing coupling. This model can be utilized to predict the regioselectivity of coumarins which are proficient substrates for carbopalladation. Furthermore, our model is able to account for the opposite selectivities observed for enaminone and chromone, and explains how a less reactive coupling partner leads to a switch in selectivity.
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Affiliation(s)
- Hwanho Choi
- Chemistry Research Laboratory , Department of Chemistry , University of Oxford , 12 Mansfield Road , Oxford OX1 3TA , UK . ;
| | - Minsik Min
- Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon , 34141 Korea .
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 Korea
| | - Qian Peng
- Chemistry Research Laboratory , Department of Chemistry , University of Oxford , 12 Mansfield Road , Oxford OX1 3TA , UK . ;
| | - Dahye Kang
- Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon , 34141 Korea .
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 Korea
| | - Robert S Paton
- Chemistry Research Laboratory , Department of Chemistry , University of Oxford , 12 Mansfield Road , Oxford OX1 3TA , UK . ;
| | - Sungwoo Hong
- Center for Catalytic Hydrocarbon Functionalizations , Institute for Basic Science (IBS) , Daejeon , 34141 Korea .
- Department of Chemistry , Korea Advanced Institute of Science and Technology (KAIST) , Daejeon , 34141 Korea
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31
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Yang G, Jiang X, Liu Y, Li N, Yin G, Yu C. Palladium-Catalyzed Direct Benzylation of Polyfluoroarenes with Benzyl Carbonates through Selective C−H Functionalization. ASIAN J ORG CHEM 2016. [DOI: 10.1002/ajoc.201600204] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Guanghui Yang
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals; College of Pharmaceutical Sciences; Zhejiang University of Technology; Chao Wang Road 18th 310014 Hangzhou China
| | - Xinpeng Jiang
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals; College of Pharmaceutical Sciences; Zhejiang University of Technology; Chao Wang Road 18th 310014 Hangzhou China
| | - Yong Liu
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals; College of Pharmaceutical Sciences; Zhejiang University of Technology; Chao Wang Road 18th 310014 Hangzhou China
| | - Na Li
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals; College of Pharmaceutical Sciences; Zhejiang University of Technology; Chao Wang Road 18th 310014 Hangzhou China
| | - Guisen Yin
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals; College of Pharmaceutical Sciences; Zhejiang University of Technology; Chao Wang Road 18th 310014 Hangzhou China
| | - Chuanming Yu
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals; College of Pharmaceutical Sciences; Zhejiang University of Technology; Chao Wang Road 18th 310014 Hangzhou China
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32
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Wu XX, Chen WL, Shen Y, Chen S, Xu PF, Liang YM. Palladium-Catalyzed Domino Heck/Intermolecular C–H Bond Functionalization: Efficient Synthesis of Alkylated Polyfluoroarene Derivatives. Org Lett 2016; 18:1784-7. [DOI: 10.1021/acs.orglett.6b00447] [Citation(s) in RCA: 52] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Xin-Xing Wu
- State Key
Laboratory of Applied
Organic Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Wen-Long Chen
- State Key
Laboratory of Applied
Organic Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Yi Shen
- State Key
Laboratory of Applied
Organic Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Si Chen
- State Key
Laboratory of Applied
Organic Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Peng-Fei Xu
- State Key
Laboratory of Applied
Organic Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Yong-Min Liang
- State Key
Laboratory of Applied
Organic Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
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33
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Kong WJ, Liu YJ, Xu H, Chen YQ, Dai HX, Yu JQ. Pd-Catalyzed α-Selective C–H Functionalization of Olefins: En Route to 4-Imino-β-Lactams. J Am Chem Soc 2016; 138:2146-9. [DOI: 10.1021/jacs.5b13353] [Citation(s) in RCA: 65] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Wei-Jun Kong
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Yue-Jin Liu
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Hui Xu
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Yan-Qiao Chen
- Department
of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, California 92037, United States
| | - Hui-Xiong Dai
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Jin-Quan Yu
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
- Department
of Chemistry, The Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, California 92037, United States
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34
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Liu C, Yuan J, Gao M, Tang S, Li W, Shi R, Lei A. Oxidative Coupling between Two Hydrocarbons: An Update of Recent C–H Functionalizations. Chem Rev 2015; 115:12138-204. [DOI: 10.1021/cr500431s] [Citation(s) in RCA: 836] [Impact Index Per Article: 92.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Affiliation(s)
- Chao Liu
- College
of Chemistry and Molecular Sciences, Institute for Advanced Studies
(IAS), Wuhan University, Wuhan 430072, People’s Republic of China
| | - Jiwen Yuan
- College
of Chemistry and Molecular Sciences, Institute for Advanced Studies
(IAS), Wuhan University, Wuhan 430072, People’s Republic of China
| | - Meng Gao
- National
Research Center for Carbohydrate Synthesis, Jiangxi Normal University, Nanchang, Jiangxi 330022, People’s Republic of China
| | - Shan Tang
- College
of Chemistry and Molecular Sciences, Institute for Advanced Studies
(IAS), Wuhan University, Wuhan 430072, People’s Republic of China
| | - Wu Li
- College
of Chemistry and Molecular Sciences, Institute for Advanced Studies
(IAS), Wuhan University, Wuhan 430072, People’s Republic of China
| | - Renyi Shi
- College
of Chemistry and Molecular Sciences, Institute for Advanced Studies
(IAS), Wuhan University, Wuhan 430072, People’s Republic of China
| | - Aiwen Lei
- College
of Chemistry and Molecular Sciences, Institute for Advanced Studies
(IAS), Wuhan University, Wuhan 430072, People’s Republic of China
- National
Research Center for Carbohydrate Synthesis, Jiangxi Normal University, Nanchang, Jiangxi 330022, People’s Republic of China
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35
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Jia X, Wang J, Ding X, Yang J, Li N, Zhao N, Huang Z. Mg-Prompted Polyfluoroarene C–H Functionalization: Formal Synthesis of Transfluthrin, Fenfluthrin, and Tefluthrin. J Org Chem 2015; 80:10874-82. [DOI: 10.1021/acs.joc.5b02022] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Affiliation(s)
- Xuejiao Jia
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
| | - Junya Wang
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
| | - Xue Ding
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
| | - Jun Yang
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
| | - Nan Li
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
| | - Na Zhao
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
| | - Zhiyan Huang
- Key laboratory of Macromolecular
Science of Shaanxi Province, School of Chemistry and Chemical Engineering, Shaanxi Normal University (SNNU), Xi’an 710062, China
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36
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Pawar GG, Tiwari VK, Jena HS, Kapur M. Heteroatom-Guided, Palladium-Catalyzed, Site-Selective CH Arylation of 4H-Chromenes: Diastereoselective Assembly of the Core Structure of Myristinin B through Dual CH Functionalization. Chemistry 2015; 21:9905-11. [DOI: 10.1002/chem.201500755] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/24/2015] [Indexed: 12/23/2022]
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37
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Kwon S, Kang D, Hong S. RhI-Catalyzed Site-Selective Decarbonylative Alkenylation and Arylation of Quinolones under Chelation Assistance. European J Org Chem 2015. [DOI: 10.1002/ejoc.201500187] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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38
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Yuen OY, Charoensak M, So CM, Kuhakarn C, Kwong FY. A General Direct Arylation of Polyfluoroarenes with Heteroaryl and Aryl Chlorides Catalyzed by Palladium Indolylphosphine Complexes. Chem Asian J 2015; 10:857-61. [DOI: 10.1002/asia.201500048] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/12/2015] [Indexed: 11/09/2022]
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39
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40
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Shin Y, Yoo C, Moon Y, Lee Y, Hong S. Efficient Synthesis of Frutinone A and Its Derivatives through Palladium-Catalyzed CH Activation/Carbonylation. Chem Asian J 2014; 10:878-81. [DOI: 10.1002/asia.201402876] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/24/2014] [Indexed: 12/14/2022]
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41
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Wang GW, Zhou AX, Li SX, Yang SD. Regio- and Stereoselective Allylic C–H Arylation with Electron-Deficient Arenes by 1,1′-Bi-2-naphthol–Palladium Cooperation. Org Lett 2014; 16:3118-21. [DOI: 10.1021/ol501247b] [Citation(s) in RCA: 44] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Affiliation(s)
- Gang-Wei Wang
- State
Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, P. R. China
| | - An-Xi Zhou
- State
Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, P. R. China
| | - Shi-Xia Li
- 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, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, 730000, P. R. China
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42
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43
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Moon Y, Kim Y, Hong H, Hong S. Synthesis of heterocyclic-fused benzofurans via C-H functionalization of flavones and coumarins. Chem Commun (Camb) 2014; 49:8323-5. [PMID: 23925467 DOI: 10.1039/c3cc44456b] [Citation(s) in RCA: 44] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
An efficient method to effect C-O cyclization was developed via the C-H functionalization of chromones and coumarins, affording heterocyclic-fused benzofurans.
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Affiliation(s)
- Youngtaek Moon
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 305-701, Korea.
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44
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Kim J, Moon Y, Lee S, Hong S. A Pd-Catalyzed one-pot dehydrogenative aromatization and ortho-functionalization sequence of N-acetyl enamides. Chem Commun (Camb) 2014; 50:3227-30. [DOI: 10.1039/c4cc00027g] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Affiliation(s)
- Jinhee Kim
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 305-701, Korea.
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45
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Kim Y, Moon Y, Kang D, Hong S. Synthesis of heterocyclic-fused benzopyrans via the Pd(ii)-catalyzed C–H alkenylation/C–O cyclization of flavones and coumarins. Org Biomol Chem 2014; 12:3413-22. [DOI: 10.1039/c4ob00180j] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
An efficient and practical method for effecting a tandem C–H alkenylation/C–O cyclization has been achieved via the C–H functionalization of flavone derivatives.
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Affiliation(s)
- Yechan Kim
- Department of Chemistry
- Korea Advanced Institute of Science and Technology (KAIST)
- Daejeon, Korea
| | - Youngtaek Moon
- Department of Chemistry
- Korea Advanced Institute of Science and Technology (KAIST)
- Daejeon, Korea
| | - Dahye Kang
- Department of Chemistry
- Korea Advanced Institute of Science and Technology (KAIST)
- Daejeon, Korea
| | - Sungwoo Hong
- Department of Chemistry
- Korea Advanced Institute of Science and Technology (KAIST)
- Daejeon, Korea
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46
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He CY, Wu CZ, Zhu YL, Zhang X. Selective thienylation of fluorinated benzothiadiazoles and benzotriazoles for organic photovoltaics. Chem Sci 2014. [DOI: 10.1039/c3sc53119h] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
An unprecedented example for the selective synthesis of an FBT–thiophene structural motif via dual C–H functionalization, catalyzed by palladium, has been developed.
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Affiliation(s)
- Chun-Yang He
- College of Chemistry
- Chemical Engineering and Biotechnology
- Donghua University
- Shanghai 201620, China
| | - Cai-Zhi Wu
- College of Chemistry
- Chemical Engineering and Biotechnology
- Donghua University
- Shanghai 201620, China
| | - Yan-Lin Zhu
- Key Laboratory of Organofluorine Chemistry
- Shanghai Institute of Organic Chemistry
- Chinese Academy of Sciences
- Shanghai 200032, China
| | - Xingang Zhang
- Key Laboratory of Organofluorine Chemistry
- Shanghai Institute of Organic Chemistry
- Chinese Academy of Sciences
- Shanghai 200032, China
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47
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Storr TE, Namata F, Greaney MF. Palladium catalysed cross-dehydrogenative-coupling of 1,3,5-trialkoxybenzenes with simple arenes. Chem Commun (Camb) 2014; 50:13275-7. [DOI: 10.1039/c4cc06271j] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
The cross-dehydrogenative coupling of two arene C–H positions is reported, generating multi-ortho-substituted biaryls under Pd catalysis.
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Affiliation(s)
- Thomas E. Storr
- School of Chemistry
- University of Manchester
- Manchester M13 9PL, UK
| | - Faridah Namata
- School of Chemistry
- University of Manchester
- Manchester M13 9PL, UK
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Yu Y, Wang Z, Zhang X. Pd-catalyzed cross-coupling of polyfluoroarenes with cyclic vinyl triflates. Sci China Chem 2013. [DOI: 10.1007/s11426-013-5024-4] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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Wu CZ, He CY, Huang Y, Zhang X. Thioether-Promoted Direct Olefination of Polyfluoroarenes Catalyzed by Palladium. Org Lett 2013; 15:5266-9. [DOI: 10.1021/ol402492s] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Cai-Zhi Wu
- College of Chemistry, Chemical Engineering and Biotechnology, Donghua University, 2999 North Renmin Lu, Shanghai 201620, China, and Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Chun-Yang He
- College of Chemistry, Chemical Engineering and Biotechnology, Donghua University, 2999 North Renmin Lu, Shanghai 201620, China, and Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Yangen Huang
- College of Chemistry, Chemical Engineering and Biotechnology, Donghua University, 2999 North Renmin Lu, Shanghai 201620, China, and Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Xingang Zhang
- College of Chemistry, Chemical Engineering and Biotechnology, Donghua University, 2999 North Renmin Lu, Shanghai 201620, China, and Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
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Wu Y, Wang J, Mao F, Kwong FY. Palladium-Catalyzed Cross-Dehydrogenative Functionalization of C(sp2)H Bonds. Chem Asian J 2013; 9:26-47. [DOI: 10.1002/asia.201300990] [Citation(s) in RCA: 236] [Impact Index Per Article: 21.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/25/2013] [Indexed: 12/17/2022]
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