1
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Zheng Y, Liu ZW, Li T, Li X, Li SH. KIO 3-Mediated γ-C(sp 3)-H Sulfenylation of Enaminones. Org Lett 2022; 24:7533-7537. [PMID: 36219730 DOI: 10.1021/acs.orglett.2c02824] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
A metal-free regioselective γ-C(sp3)-H sulfenylation of enaminones with heterocyclic thiols is reported. This transformation is efficient, mild, scalable, and environmentally friendly and tolerates a large variety of enaminones substrates and heterocyclic thiols. The utility of this strategy is demonstrated in a late-stage modification of bioactive natural products and drug derivatives.
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Affiliation(s)
- Yu Zheng
- State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, P. R. China
| | - Zhi-Wei Liu
- School of Pharmaceutical Science and Yunnan Key Laboratory of Pharmacology of Natural Products, Kunming Medical University, Kunming 650500, P. R. China
| | - Tao Li
- State Key Laboratory of Southwestern Chinese Medicine Resources, and Innovative Institute of Chinese Medicine and Pharmacy, Chengdu University of Traditional Chinese Medicine, Chengdu 611137, P. R. China
| | - Xian Li
- School of Pharmaceutical Science and Yunnan Key Laboratory of Pharmacology of Natural Products, Kunming Medical University, Kunming 650500, P. R. China
| | - Sheng-Hong Li
- State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, P. R. China.,State Key Laboratory of Southwestern Chinese Medicine Resources, and Innovative Institute of Chinese Medicine and Pharmacy, Chengdu University of Traditional Chinese Medicine, Chengdu 611137, P. R. China
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2
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Truong TS, Retailleau P, Nguyen TB. TFA/DMSO‐Promoted Cross‐Dehydrogenative Coupling of Hetaryl Thiols with Indoles: Access to 3‐(Hetarylsulfenyl)indole under Mild Conditions. ASIAN J ORG CHEM 2022. [DOI: 10.1002/ajoc.202100751] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Tan Sang Truong
- Institut de Chimie des Substances Naturelles chemistry FRANCE
| | | | - Thanh Binh Nguyen
- Institut de Chimie des Substances Naturelles Chemistry 1 avenue de la Terrasse 91198 Gif-sur-Yvette FRANCE
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3
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Panigrahi A, Sharanappa Sherikar M, Ramaiah Prabhu K. ZnBr
2
Mediated C−N Bond Formation using Cinnamyl Alcohol and 2‐Amino Pyridines. European J Org Chem 2021. [DOI: 10.1002/ejoc.202100463] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Affiliation(s)
- Ahwan Panigrahi
- Department of Organic Chemistry Indian Institute of Science 560 012 Bangalore Karnataka India
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4
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Zhou XY, Chen X. Oxidative C–H Acyloxylation of Acetone with Carboxylic Acids under Iodine Catalysis. SYNTHESIS-STUTTGART 2021. [DOI: 10.1055/a-1336-5720] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
AbstractIodine-catalyzed oxidative C(sp3)–H acyloxylation of acetone with carboxylic acids has been developed. The method employs iodide as catalyst and sodium chlorite as oxidant. Substituted benzoic acids, naphthoic acids and heteroaromatic carboxylic acids can be used, and 2-oxopropyl carboxylates are obtained with good to excellent yields.
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5
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Zhou XY, Chen X, Liu HL. KI catalyzed C–H functionalization of acetone for the synthesis of 2-oxopropyl hetero-aromatic carboxylates. SYNTHETIC COMMUN 2021. [DOI: 10.1080/00397911.2021.1892762] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Affiliation(s)
- Xiao-Yu Zhou
- School of Chemistry and Materials Engineering, Liupanshui Normal University, Liupanshui, China
| | - Xia Chen
- School of Chemistry and Materials Engineering, Liupanshui Normal University, Liupanshui, China
| | - Hai-Long Liu
- School of Chemistry and Materials Engineering, Liupanshui Normal University, Liupanshui, China
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6
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Jadhav PM, Rode AB, Kótai L, Pawar RP, Tekale SU. Revisiting applications of molecular iodine in organic synthesis. NEW J CHEM 2021. [DOI: 10.1039/d1nj02560k] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
Molecular iodine contributes significantly to organic transformations in synthetic organic chemistry. It works effectively due to its mild Lewis acidic character, ability as an oxidizing agent, good moisture stability, and easy availability.
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Affiliation(s)
- Popat M. Jadhav
- Department of Chemistry, Deogiri College, Aurangabad 431 005, Maharashtra, India
| | - Ambadas B. Rode
- Regional Centre for Biotechnology, Faridabad-121 001, Haryana (NCR Delhi), India
| | - László Kótai
- Research Centre for Natural Sciences, ELKH, H-1117, Budapest, Hungary
| | - Rajendra P. Pawar
- Department of Chemistry, Shiv Chhatrapati College, Aurangabad 431005, Maharashtra, India
| | - Sunil U. Tekale
- Department of Chemistry, Deogiri College, Aurangabad 431 005, Maharashtra, India
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7
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Kadam SN, Ambhore AN, Kamble RD, Wakhradkar MG, Gavhane PD, Gaikwad MV, Gunturu KC, Dawane BS. Metal-free efficient thiolation of C(sp 2) functionalization via in situ-generated NHTS for the synthesis of novel sulfenylated 2-aminothiazole and imidazothiazole. NEW J CHEM 2021. [DOI: 10.1039/d0nj05904h] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A direct metal-free approach for the synthesis of novel sulfenylated 2-aminothiazole and imidazothiazole derivatives at room temperature is reported via an in situ-generated electrophilic thiolating agent.
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Affiliation(s)
| | - Ajay N. Ambhore
- Padmabhushan Dr Vasantraodada Patil Mahavidyalay
- Tasgaon Sangli
- India
| | | | - Mahesh G. Wakhradkar
- School of Chemical sciences
- Swami Ramanand Teerth Marathwada University
- Nanded
- India
| | - Priya D. Gavhane
- School of Chemical sciences
- Swami Ramanand Teerth Marathwada University
- Nanded
- India
| | - Milind V. Gaikwad
- School of Chemical sciences
- Swami Ramanand Teerth Marathwada University
- Nanded
- India
| | | | - Bhaskar S. Dawane
- School of Chemical sciences
- Swami Ramanand Teerth Marathwada University
- Nanded
- India
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8
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Panigrahi A, Muniraj N, Prabhu KR. Iodine‐Promoted One‐Pot Multicomponent Chemoselective Reaction for C‐C/C‐N and C‐C/C‐S Bond Formation Using Thiols. European J Org Chem 2020. [DOI: 10.1002/ejoc.202000993] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Ahwan Panigrahi
- Department of Organic Chemistry Indian Institute of Science 560 012 Bangalore Karnataka India
| | - Nachimuthu Muniraj
- Department of Organic Chemistry Indian Institute of Science 560 012 Bangalore Karnataka India
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9
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Oda R, Nakata K. Chemodivergent Dehydrative Nucleophilic Substitutions of Diarylmethanols with 1‐Phenyl‐1
H
‐tetrazole‐5‐thiol Catalyzed by FeCl
3. ASIAN J ORG CHEM 2020. [DOI: 10.1002/ajoc.202000301] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Ryoga Oda
- Department of ChemistryGraduate School of Natural Science and TechnologyShimane University 1060 Nishikawatsu Matsue Shimane 690-8504 Japan
| | - Kenya Nakata
- Department of ChemistryGraduate School of Natural Science and TechnologyShimane University 1060 Nishikawatsu Matsue Shimane 690-8504 Japan
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10
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Panigrahi A, Dhineshkumar J, Prabhu KR. Iodine‐Catalyzed C−H Functionalization of Cyclopentenedione with Benzamidine: A Double Dehydrogenative Oxidative Cyclization to Access Fused Imidazoles. Adv Synth Catal 2020. [DOI: 10.1002/adsc.202000347] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Ahwan Panigrahi
- Department of Organic chemistryIndian Institute of Science Bangalore 560 012, Karnataka India
| | - Jayaraman Dhineshkumar
- Department of Organic chemistryIndian Institute of Science Bangalore 560 012, Karnataka India
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11
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Tan C, Liu Y, Liu X, Jia H, Xu K, Huang S, Wang J, Tan J. Stereoselective synthesis of trans-aziridines via intramolecular oxidative C(sp3)–H amination of β-amino ketones. Org Chem Front 2020. [DOI: 10.1039/c9qo01489f] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Abstract
An expedient strategy for the synthesis of trans-2,3-disubstituted via the intramolecular KI/TBHP mediated oxidative dehydrogenative C(sp3)–H amination reaction was presented.
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Affiliation(s)
- Chen Tan
- Department of Organic Chemistry
- College of Chemistry
- Beijing University of Chemical Technology
- Beijing 100029
- China
| | - Yongguo Liu
- Beijing Key Laboratory of Flavor Chemistry
- Beijing Technology and Business University (BTBU)
- Beijing 100048
- China
| | - Xinyuan Liu
- Department of Organic Chemistry
- College of Chemistry
- Beijing University of Chemical Technology
- Beijing 100029
- China
| | - Huanxin Jia
- Department of Organic Chemistry
- College of Chemistry
- Beijing University of Chemical Technology
- Beijing 100029
- China
| | - Kun Xu
- College of Chemistry and Pharmaceutical Engineering
- Nanyang Normal University
- Nanyang
- China
| | - Sihan Huang
- Department of Organic Chemistry
- College of Chemistry
- Beijing University of Chemical Technology
- Beijing 100029
- China
| | - Jingwen Wang
- Department of Organic Chemistry
- College of Chemistry
- Beijing University of Chemical Technology
- Beijing 100029
- China
| | - Jiajing Tan
- Department of Organic Chemistry
- College of Chemistry
- Beijing University of Chemical Technology
- Beijing 100029
- China
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12
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Ghosh S, Chattopadhyay SK. Metal‐Free Synthesis of 4‐Aryl‐2‐quinolone Derivatives by Iodine‐Mediated Intramolecular C−H Amidation. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201900530] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Subhankar Ghosh
- Department of ChemistryUniversity of Kalyani, Kalyani- 741235 WB India
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13
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Im H, Kang D, Choi S, Shin S, Hong S. Visible-Light-Induced C–O Bond Formation for the Construction of Five- and Six-Membered Cyclic Ethers and Lactones. Org Lett 2018; 20:7437-7441. [DOI: 10.1021/acs.orglett.8b03166] [Citation(s) in RCA: 34] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Honggu Im
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon, 34141, Korea
| | - Dahye Kang
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon, 34141, Korea
| | - Soyeon Choi
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon, 34141, Korea
| | - Sanghoon Shin
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon, 34141, Korea
| | - Sungwoo Hong
- Department of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Korea
- Center for Catalytic Hydrocarbon Functionalizations, Institute for Basic Science (IBS), Daejeon, 34141, Korea
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