1
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Rakshit A, Dhara HN, Sahoo AK, Patel BK. The Renaissance of Organo Nitriles in Organic Synthesis. Chem Asian J 2022; 17:e202200792. [PMID: 36047749 DOI: 10.1002/asia.202200792] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2022] [Revised: 08/31/2022] [Indexed: 11/11/2022]
Abstract
In the arena of functional group-oriented organic synthesis, the nitrile or cyano functionality is of immense importance. The presence of nucleophilic N -atom, π-coordinating ability of the triple bond, and electrophilic C-center imparts unique and interesting reactivity. Owing to the ability of the nitrile to transform into various other functional groups or intermediates, the chemistry is very rich and diverse. In particular, the involvement of nitrile in numerous organic reactions such as inter- or intramolecular alkyne insertion, [2 + 2 + 2] cycloaddition with alkynes, [3 + 2] cycloaddition with azides, [4 + 2] cycloaddition with diene allow the synthesis of many important carbocycles and heterocycles. Furthermore, the nitrile serves as a directing group in many C-H bond functionalization reactions to introduce diverse functionality and participate as a radical acceptor in radical cascade strategies to obtain a large variety of functional molecules. This review mainly focuses on the reactivity and diverse synthetic application of the nitrile including C-H bond functionalization, alkyne insertion, cycloaddition, and thermal or photochemical cascade strategy. The objective of the current review aims at bringing out the striking collection of various nitrile-triggered organic transformations.
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Affiliation(s)
- Amitava Rakshit
- IIT Guwahati: Indian Institute of Technology Guwahati, Chemistry, INDIA
| | | | | | - Bhisma K Patel
- Indian Institute of Technology Guwahati, Chemistry, North Guwahati-781 039, 781 039, Guwahati, INDIA
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2
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Dhara HN, Rakshit A, Alam T, Patel BK. Metal-catalyzed reactions of organic nitriles and boronic acids to access diverse functionality. Org Biomol Chem 2022; 20:4243-4277. [PMID: 35552581 DOI: 10.1039/d2ob00288d] [Citation(s) in RCA: 14] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
The nitrile or cyano (-CN) group is one of the most appreciated and effective functional groups in organic synthesis, having a polar unsaturated C-N triple bond. Despite sufficient stability and being intrinsically inert, the nitrile group can be easily transformed into many other functional groups, such as amines, carboxylic acids, ketones, etc. which makes it a vital group in organic synthesis. On the other hand, despite several boronic acids having a low level of genotoxicity, they have found wide applicability in the field of organic synthesis, especially in transition metal-catalyzed cross-coupling reactions. Recently, transition-metal-catalyzed cascade additions or addition/cyclization processes of boronic acids to the nitrile group open up exciting and useful strategies to prepare a variety of functional molecules through the formation of C-C, C-N and CO bonds. Boronic acids can be added to the cyano functionality through catalytic carbometallation or through a radical cascade process to provide newer pathways for the rapid construction of various important acyclic ketones or amides, carbamidines, carbocycles and N,O-heterocycles. The present review focuses on various transition-metal-catalyzed additions of boronic acids via carbometallation or radical cascade processes using the cyano group as an acceptor.
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Affiliation(s)
- Hirendra Nath Dhara
- Department of Chemistry, Indian Institute of Technology Guwahati, Guwahati 781039, India.
| | - Amitava Rakshit
- Department of Chemistry, Indian Institute of Technology Guwahati, Guwahati 781039, India.
| | - Tipu Alam
- Department of Chemistry, Indian Institute of Technology Guwahati, Guwahati 781039, India.
| | - Bhisma K Patel
- Department of Chemistry, Indian Institute of Technology Guwahati, Guwahati 781039, India.
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3
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Liu X, Liu D, Muschin T, Bao A, Bai C, Bao YS. Supported Palladium Nanoparticles Catalyzed Intermolecular Carbopalladation of Nitriles and Organoboron Compounds. Front Chem 2022; 10:855850. [PMID: 35615308 PMCID: PMC9124771 DOI: 10.3389/fchem.2022.855850] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/17/2022] [Accepted: 04/05/2022] [Indexed: 11/13/2022] Open
Abstract
The first heterogeneous catalyzed example for the direct synthesis of aromatic ketones via intermolecular carbopalladation of aliphatic nitriles and organoboron compounds was developed. This mild method proceeds with a supported palladium nanoparticles catalyst that could be reused and recycled five times. The fresh and used catalysts were characterized by XPS and TEM. The XPS analysis indicated that Pd0 was the active species for the reaction. This methodology provides a mild and cost-effective strategy for the efficient synthesis of ketones.
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4
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Affiliation(s)
- Yujie Xia
- State Key Laboratory of Luminescent Materials and Devices South China University of Technology Guangzhou 510640 China
| | - Huanfeng Jiang
- State Key Laboratory of Luminescent Materials and Devices South China University of Technology Guangzhou 510640 China
- State Key Laboratory of Pulp and Paper Engineering South China University of Technology Guangzhou 510640 China
| | - Wanqing Wu
- State Key Laboratory of Luminescent Materials and Devices South China University of Technology Guangzhou 510640 China
- State Key Laboratory of Pulp and Paper Engineering South China University of Technology Guangzhou 510640 China
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5
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Bai C, Guo H, Liu X, Liu D, Sun Z, Bao A, Baiyin M, Muschin T, Bao YS. [3 + 2 + 1] Pyridine Skeleton Synthesis Using Acetonitrile as C4N1 Units and Solvent. J Org Chem 2021; 86:12664-12675. [PMID: 34463102 DOI: 10.1021/acs.joc.1c01194] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
The first [3 + 2 + 1] methodology for pyridine skeleton synthesis via cascade carbopalladation/cyclization of acetonitrile, arylboronic acids, and aldehydes was developed. This reaction proceeds via six step tandem reaction sequences involving the carbopalladation reaction of acetonitrile, a nucleophilic addition, a condensation, an intramolecular Michael addition, cyclization, and aromatization. Delightfully, both palladium acetate and supported palladium nanoparticles catalyzed this reaction with similar catalytic performance. The characterization results of the fresh and used supported palladium nanoparticle catalysts indicated that the reaction might be performed via a Pd(0)/Pd(II) catalytic cycle that began with Pd(0). Furthermore, the products showed good fluorescence characteristics. The green homogeneous/heterogenous catalytic methodologies pave a new way for constructing the pyridine skeleton.
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Affiliation(s)
- Chaolumen Bai
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Huifang Guo
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Xin Liu
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Dan Liu
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Zhaorigetu Sun
- College of Chemistry and Chemical Engineering, Inner Mongolia University, Hohhot 010020, China
| | - Agula Bao
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Menghe Baiyin
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Tegshi Muschin
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
| | - Yong-Sheng Bao
- College of Chemistry and Environmental Science, Inner Mongolia Key Laboratory of Green Catalysis, Inner Mongolia Normal University, Hohhot 010022, China
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6
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Tu Y, Zhao J. Recent Advances in the Pd-Catalyzed Coupling of Arylhydrazines and Ammonium Salts via C-N Bond Cleavage. CHEM REC 2021; 21:3442-3457. [PMID: 34174146 DOI: 10.1002/tcr.202100089] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2021] [Revised: 05/18/2021] [Accepted: 05/20/2021] [Indexed: 11/09/2022]
Abstract
Both arylhydrazines and quaternary ammonium salts are readily accessible or commercially available chemicals that show versatile reactivity in Pd-catalyzed coupling reactions via C-N bond cleavage. A tremendous array of coupling reactions involving reaction partners such as organoborons, aryl silanes, alkenes, alkynes, arylation or alkylation reagents in C-H functionalization and carbonylation reactions are summarized, in which arylhydrazines or quaternary ammonium salts function as aryl or alkyl donors. This account mainly focuses on recent advances in Pd-catalyzed coupling reactions with arylhydrazines or quaternary ammonium salts via C-N bond cleavage, including mechanistic elucidations.
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Affiliation(s)
- Yongliang Tu
- School of Pharmaceutical Sciences, Guangzhou Medical University, Guangzhou, Guangdong, 511436, China.,Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, D-52074, Aachen, Germany
| | - Junfeng Zhao
- School of Pharmaceutical Sciences, Guangzhou Medical University, Guangzhou, Guangdong, 511436, China
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7
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Dai L, Yu S, Shao Y, Li R, Chen Z, Lv N, Chen J. Palladium-catalyzed C-H activation of simple arenes and cascade reaction with nitriles: access to 2,4,5-trisubstituted oxazoles. Chem Commun (Camb) 2021; 57:1376-1379. [PMID: 33433549 DOI: 10.1039/d0cc07547g] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
An efficient and straightforward protocol for the assembly of the pharmaceutically and biologically valuable oxazole skeleton is achieved for the first time from readily available simple arenes and functionalized aliphatic nitriles. This transformation involves palladium-catalyzed C-H activation, carbopalladation and a tandem annulation sequence in one pot. Notably, the reaction proceeds efficiently under redox-neutral conditions, and exhibits high atom-economy. Deuterium-labeling experiments suggested that C-H bond cleavage of the simple arenes might be the rate-determining step.
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Affiliation(s)
- Ling Dai
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
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8
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Palladium-catalyzed denitrogenative cross-coupling of aryl halides with arylhydrazines under mild reaction conditions. TRANSIT METAL CHEM 2021. [DOI: 10.1007/s11243-020-00443-3] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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9
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Dai L, Yu S, Xiong W, Chen Z, Xu T, Shao Y, Chen J. Divergent Palladium‐Catalyzed Tandem Reaction of Cyanomethyl Benzoates with Arylboronic Acids: Synthesis of Oxazoles and Isocoumarins. Adv Synth Catal 2020. [DOI: 10.1002/adsc.202000125] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Affiliation(s)
- Ling Dai
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
| | - Shuling Yu
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
| | - Wenzhang Xiong
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
| | - Zhongyan Chen
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
| | - Tong Xu
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
| | - Yinlin Shao
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
| | - Jiuxi Chen
- College of Chemistry and Materials EngineeringWenzhou University Wenzhou 325035 People's Republic of China
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10
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Yao X, Qi L, Li R, Zhen Q, Liu J, Zhao Z, Shao Y, Hu M, Chen J. Palladium-Catalyzed Cascade Reactions of δ-Ketonitriles with Arylboronic Acids: Synthesis of Pyridines. ACS COMBINATORIAL SCIENCE 2020; 22:114-119. [PMID: 32049476 DOI: 10.1021/acscombsci.9b00198] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
This study presents the first example of the Pd-catalyzed cascade reactions of 5-oxohexanenitrile with arylboronic acids, affording important synthon 2-methylpyridines that can be further translated through C(sp3)-H functionalization to construct pyridine derivatives. Furthermore, this chemistry allows 5-oxo-5-arylpentanenitrile to react with arylboronic acids to provide unsymmetrical 2,6-diarylpyridines. This protocol paves the way for the practical and atom economical syntheses of valuable pyridines with broad functional groups in moderate to excellent yields under mild conditions.
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Affiliation(s)
- Xinrong Yao
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Linjun Qi
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Renhao Li
- School of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou 325035, P. R. China
| | - Qianqian Zhen
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Jichao Liu
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Zhiwei Zhao
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Yinlin Shao
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Maolin Hu
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
| | - Jiuxi Chen
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, P. R. China
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11
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Xie J, Huang H, Xu T, Li R, Chen J, Ye X. The synthesis of quinolines via denitrogenative palladium-catalyzed cascade reaction of o-aminocinnamonitriles with arylhydrazines. RSC Adv 2020; 10:8586-8593. [PMID: 35496529 PMCID: PMC9050002 DOI: 10.1039/d0ra01043j] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/03/2020] [Accepted: 02/20/2020] [Indexed: 11/28/2022] Open
Abstract
The first example of the palladium-catalyzed cascade reaction of o-aminocinnamonitriles with arylhydrazines has been achieved, providing an efficient synthetic pathway to access quinolines with moderate to good yields. Preliminary mechanistic experiments indicate that this cascade process involves sequential denitrogenative addition followed by an intramolecular cyclization. Pd-catalyzed cascade denitrogenative addition and intramolecular cyclization of o-aminocinnamonitriles with arylhydrazine for the synthesis of quinolines.![]()
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Affiliation(s)
- Jing Xie
- Department of Stomatology
- The First Affiliated Hospital of Wenzhou Medical University
- Wenzhou 325000
- China
| | - Hang Huang
- Department of Urology
- The First Affiliated Hospital of Wenzhou Medical University
- Wenzhou 325000
- China
| | - Tong Xu
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325000
- China
| | - Renhao Li
- School of Pharmaceutical Sciences
- Wenzhou Medical University
- Wenzhou 325000
- China
| | - Jiuxi Chen
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325000
- China
| | - Xueting Ye
- Department of Urology
- The First Affiliated Hospital of Wenzhou Medical University
- Wenzhou 325000
- China
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12
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Zhen Q, Li R, Qi L, Hu K, Yao X, Shao Y, Chen J. Nickel(ii)-catalyzed C–C, N–C cascade coupling of ketonitriles into substituted pyrroles and pyridines. Org Chem Front 2020. [DOI: 10.1039/c9qo01259a] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
The first example of nickel complexes as effectively catalyst to C–C, N–C cascade coupling of ketonitriles with arylboronic acids, affording 2,5-diarylpyrroles and 2,6-diarylpyridines.
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Affiliation(s)
- Qianqian Zhen
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Renhao Li
- School of Pharmaceutical Sciences
- Wenzhou Medical University
- Wenzhou 325035
- China
| | - Linjun Qi
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Kun Hu
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Xinrong Yao
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Yinlin Shao
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Jiuxi Chen
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
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13
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Gong J, Hu K, Shao Y, Li R, Zhang Y, Hu M, Chen J. Tandem addition/cyclization for synthesis of 2-aroyl benzofurans and 2-aroyl indoles by carbopalladation of nitriles. Org Biomol Chem 2020; 18:488-494. [DOI: 10.1039/c9ob02408e] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
Pd-Catalyzed tandem reaction of 2-(2-acylphenoxy)acetonitriles or 2-((2-benzoylphenyl)amino)acetonitrile with arylboronic acids for the synthesis of 2-aroyl benzofurans and 2-aroyl indoles.
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Affiliation(s)
- Julin Gong
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- P. R. China
| | - Kun Hu
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- P. R. China
| | - Yinlin Shao
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- P. R. China
| | - Renhao Li
- School of Pharmaceutical Sciences
- Wenzhou Medical University
- Wenzhou
- P. R. China
| | - Yetong Zhang
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- P. R. China
| | - Maolin Hu
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- P. R. China
| | - Jiuxi Chen
- College of Chemistry & Materials Engineering
- Wenzhou University
- Wenzhou 325035
- P. R. China
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14
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Balgotra S, Verma PK, Vishwakarma RA, Sawant SD. Catalytic advances in direct functionalizations using arylated hydrazines as the building blocks. CATALYSIS REVIEWS 2019. [DOI: 10.1080/01614940.2019.1702191] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Shilpi Balgotra
- Medicinal Chemistry Division, CSIR-Indian Institute of Integrative Medicine, Jammu, India
- Academy of Scientific and Innovative Research, New Delhi, India
| | - Praveen Kumar Verma
- Medicinal Chemistry Division, CSIR-Indian Institute of Integrative Medicine, Jammu, India
| | - Ram A. Vishwakarma
- Medicinal Chemistry Division, CSIR-Indian Institute of Integrative Medicine, Jammu, India
| | - Sanghapal D. Sawant
- Medicinal Chemistry Division, CSIR-Indian Institute of Integrative Medicine, Jammu, India
- Academy of Scientific and Innovative Research, New Delhi, India
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15
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Zhen Q, Chen L, Qi L, Hu K, Shao Y, Li R, Chen J. Nickel‐Catalyzed Tandem Reaction of Functionalized Arylacetonitriles with Arylboronic Acids in 2‐MeTHF: Eco‐Friendly Synthesis of Aminoisoquinolines and Isoquinolones. Chem Asian J 2019; 15:106-111. [DOI: 10.1002/asia.201901442] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2019] [Revised: 11/11/2019] [Indexed: 01/13/2023]
Affiliation(s)
- Qianqian Zhen
- College of Chemistry & Materials EngineeringWenzhou University Wenzhou 325035 China
| | - Lepeng Chen
- College of Chemistry & Materials EngineeringWenzhou University Wenzhou 325035 China
| | - Linjun Qi
- College of Chemistry & Materials EngineeringWenzhou University Wenzhou 325035 China
| | - Kun Hu
- College of Chemistry & Materials EngineeringWenzhou University Wenzhou 325035 China
| | - Yinlin Shao
- College of Chemistry & Materials EngineeringWenzhou University Wenzhou 325035 China
| | - Renhao Li
- School of Pharmaceutical SciencesWenzhou Medical University Wenzhou 325035 China
| | - Jiuxi Chen
- College of Chemistry & Materials EngineeringWenzhou University Wenzhou 325035 China
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16
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Xu T, Shao Y, Dai L, Yu S, Cheng T, Chen J. Pd-Catalyzed Tandem Reaction of 2-Aminostyryl Nitriles with Arylboronic Acids: Synthesis of 2-Arylquinolines. J Org Chem 2019; 84:13604-13614. [DOI: 10.1021/acs.joc.9b01875] [Citation(s) in RCA: 26] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Tong Xu
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China
| | - Yinlin Shao
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China
| | - Ling Dai
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China
| | - Shulin Yu
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China
| | - Tianxing Cheng
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China
| | - Jiuxi Chen
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China
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17
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Gong J, Hu K, Zhang Y, Shao Y, Cheng T, Hu M, Chen J. Efficient Tandem Addition/Cyclization for Access to 2,4-Diarylquinazolines via Catalytic Carbopalladation of Nitriles. Molecules 2019; 24:E463. [PMID: 30696083 PMCID: PMC6384746 DOI: 10.3390/molecules24030463] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/31/2018] [Revised: 01/21/2019] [Accepted: 01/27/2019] [Indexed: 11/17/2022] Open
Abstract
The first example of the palladium-catalyzed tandem addition/cyclization of 2-(benzylidenamino)benzonitriles with arylboronic acids has been developed. This transformation features good functional group tolerance and provides an alternative synthetic pathway to access 2,4-diarylquinazolines in moderate to good yields. A plausible mechanism for the formation of 2,4-diarylquinazolines involving sequential nucleophilic addition followed by an intramolecular cyclization is proposed.
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Affiliation(s)
- Julin Gong
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
| | - Kun Hu
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
| | - Yetong Zhang
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
| | - Yinlin Shao
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
| | - Tianxing Cheng
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
| | - Maolin Hu
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
| | - Jiuxi Chen
- College of Chemistry & Materials Engineering, Wenzhou University, Wenzhou 325035, China.
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18
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Yang X, Yu H, Xu Y, Shao L. Regioselective Access to 3-Aryl-1-aminoisoquinolines via Nickel(I)-Catalyzed C–C and C–N Cascade Coupling Reactions from the Substituted 2-(Cyanomethyl)benzonitriles. J Org Chem 2018; 83:9682-9695. [DOI: 10.1021/acs.joc.8b01159] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Xicheng Yang
- School of Pharmacy, Fudan University, 826 Zhangheng Road, Zhangjiang Hi-tech Park, Pudong, Shanghai 201203, China
| | - Haihua Yu
- School of Pharmacy, Fudan University, 826 Zhangheng Road, Zhangjiang Hi-tech Park, Pudong, Shanghai 201203, China
| | - Yulong Xu
- School of Pharmacy, Fudan University, 826 Zhangheng Road, Zhangjiang Hi-tech Park, Pudong, Shanghai 201203, China
| | - Liming Shao
- School of Pharmacy, Fudan University, 826 Zhangheng Road, Zhangjiang Hi-tech Park, Pudong, Shanghai 201203, China
- Shanghai Center for Drug Discovery & Development, 826 Zhangheng Road, Zhangjiang Hi-tech Park, Pudong, Shanghai 201203, China
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19
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Zhang Y, Shao Y, Gong J, Hu K, Cheng T, Chen J. Palladium-Catalyzed Tandem Reaction of Quinazolinone-Based Nitriles with Arylboronic Acids: Synthesis of 2-(4-Arylquinazolin-2-yl)anilines. Adv Synth Catal 2018. [DOI: 10.1002/adsc.201800615] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Affiliation(s)
- Yetong Zhang
- College of Chemistry and Materials Engineering; Wenzhou University; Wenzhou 325035 People's Republic of China
| | - Yinlin Shao
- College of Chemistry and Materials Engineering; Wenzhou University; Wenzhou 325035 People's Republic of China
| | - Julin Gong
- College of Chemistry and Materials Engineering; Wenzhou University; Wenzhou 325035 People's Republic of China
| | - Kun Hu
- College of Chemistry and Materials Engineering; Wenzhou University; Wenzhou 325035 People's Republic of China
| | - Tianxing Cheng
- College of Chemistry and Materials Engineering; Wenzhou University; Wenzhou 325035 People's Republic of China
| | - Jiuxi Chen
- College of Chemistry and Materials Engineering; Wenzhou University; Wenzhou 325035 People's Republic of China
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20
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Balgotra S, Kumar Verma P, Kour J, Gupta S, Vishwakarma RA, Sawant SD. A Novel Approach to Access Aryl Iodides and Disulfides via Dehydrazination of Arylhydrazines and Arylsulfonylhydrazides. ChemistrySelect 2018. [DOI: 10.1002/slct.201800188] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Shilpi Balgotra
- Medicinal Chemistry Division; CSIR-Indian Institute of Integrative Medicine; Canal Road Jammu 180001 India
- Academy of Scientific and Innovative Research; New Delhi India, CSIR-IIIM Communication No: IIIM/2014/2017
| | - Praveen Kumar Verma
- Medicinal Chemistry Division; CSIR-Indian Institute of Integrative Medicine; Canal Road Jammu 180001 India
| | - Jaspreet Kour
- Medicinal Chemistry Division; CSIR-Indian Institute of Integrative Medicine; Canal Road Jammu 180001 India
| | - Sorav Gupta
- Medicinal Chemistry Division; CSIR-Indian Institute of Integrative Medicine; Canal Road Jammu 180001 India
- Academy of Scientific and Innovative Research; New Delhi India, CSIR-IIIM Communication No: IIIM/2014/2017
| | - Ram A. Vishwakarma
- Medicinal Chemistry Division; CSIR-Indian Institute of Integrative Medicine; Canal Road Jammu 180001 India
- Academy of Scientific and Innovative Research; New Delhi India, CSIR-IIIM Communication No: IIIM/2014/2017
| | - Sanghapal D. Sawant
- Medicinal Chemistry Division; CSIR-Indian Institute of Integrative Medicine; Canal Road Jammu 180001 India
- Academy of Scientific and Innovative Research; New Delhi India, CSIR-IIIM Communication No: IIIM/2014/2017
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21
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Meng M, Yang L, Cheng K, Qi C. Pd(II)-Catalyzed Denitrogenative and Desulfinative Addition of Arylsulfonyl Hydrazides with Nitriles. J Org Chem 2018; 83:3275-3284. [DOI: 10.1021/acs.joc.8b00211] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Affiliation(s)
- Mengting Meng
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process, Shaoxing University, Shaoxing 312000, People’s Republic of China
| | - Liangfeng Yang
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process, Shaoxing University, Shaoxing 312000, People’s Republic of China
| | - Kai Cheng
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process, Shaoxing University, Shaoxing 312000, People’s Republic of China
| | - Chenze Qi
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process, Shaoxing University, Shaoxing 312000, People’s Republic of China
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22
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Kumar Y, Jaiswal Y, Kumar A. Two-Step One-Pot Synthesis of Unsymmetrical (Hetero)Aryl 1,2-Diketones by Addition-Oxygenation of Potassium Aryltrifluoroborates to (Hetero)Arylacetonitriles. European J Org Chem 2018. [DOI: 10.1002/ejoc.201701625] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Yogesh Kumar
- Department of Chemistry; Indian Institute of Technology Patna; 801103 Bihta Bihar India
| | - Yogesh Jaiswal
- Department of Chemistry; Indian Institute of Technology Patna; 801103 Bihta Bihar India
| | - Amit Kumar
- Department of Chemistry; Indian Institute of Technology Patna; 801103 Bihta Bihar India
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23
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Chang S, Dong LL, Song HQ, Feng B. Denitrogenative palladium-catalyzed coupling of aryl halides with arylhydrazines under mild conditions. Org Biomol Chem 2018; 16:3282-3288. [DOI: 10.1039/c8ob00305j] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
A novel, simple, and efficient protocol via Pd(ii)-catalyzed denitrogenative coupling of arylhydrazines with aryl halides under ambient and mild conditions.
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Affiliation(s)
- Sheng Chang
- College of Pharmacy
- Jilin Medical University
- Jilin
- China
| | | | - Hai Qing Song
- College of Pharmacy
- Jilin Medical University
- Jilin
- China
| | - Bo Feng
- College of Pharmacy
- Jilin Medical University
- Jilin
- China
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24
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Wang G, Meng M, Deng L, Cheng K, Qi C. Denitrogenative Pd/Cu‐catalyzed Suzuki‐type Cross‐coupling of Aryltrifluoroborates with Arylhydrazine Hydrochlorides in Water under Room Temperature. Appl Organomet Chem 2017. [DOI: 10.1002/aoc.4203] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Guofang Wang
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Mengting Meng
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Liping Deng
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
| | - Kai Cheng
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
- Organisch‐Chemisches InstitutUniversität Heidelberg Im Neuenheimer Feld 270 69120 Heidelberg Germany
| | - Chenze Qi
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals ProcessShaoxing University 312000 Shaoxing People's Republic of China
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