1
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Liao W, Hou J, Tang H, Guo X, Sheng G, Jin M. Photoredox Catalysis with Visible Light for Synthesis of Thioxanthones Derivatives. Org Lett 2023; 25:6352-6356. [PMID: 37584450 DOI: 10.1021/acs.orglett.3c02253] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/17/2023]
Abstract
A visible-light-promoted and transition-metal-free photoredox-catalysis strategy is developed for the synthesis of thioxanthone derivatives (TXs). The mechanistic study and density functional theory calculations suggest that visible-light-promoted intramolecular cyclization can be divided into hydrogen atom transfer, C-C formation, and oxidative dehydrogenation with high regioselectivity and reactivity. Significantly, this C-C formation strategy can be used in TXs-based commercial photoinitiators and drugs at the gram level.
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Affiliation(s)
- Wen Liao
- Department of Polymer Materials, School of Materials Science and Engineering, Tongji University, Shanghai 201804, P. R. China
| | - Jing Hou
- Engineering Research Center of Organosilicon Compounds & Materials, Ministry of Education, Sauvage Center for Molecular Sciences, College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Hongding Tang
- Engineering Research Center of Organosilicon Compounds & Materials, Ministry of Education, Sauvage Center for Molecular Sciences, College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China
| | - Xinyue Guo
- Department of Polymer Materials, School of Materials Science and Engineering, Tongji University, Shanghai 201804, P. R. China
| | - Guanyu Sheng
- Department of Polymer Materials, School of Materials Science and Engineering, Tongji University, Shanghai 201804, P. R. China
| | - Ming Jin
- Department of Polymer Materials, School of Materials Science and Engineering, Tongji University, Shanghai 201804, P. R. China
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2
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Rostoll-Berenguer J, García-García V, Blay G, Pedro JR, Vila C. Organophotoredox 1,6-Addition of 3,4-Dihydroquinoxalin-2-ones to para-Quinone Methides Using Visible Light. ACS ORGANIC & INORGANIC AU 2023; 3:130-135. [PMID: 37303504 PMCID: PMC10251499 DOI: 10.1021/acsorginorgau.2c00064] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 12/21/2022] [Revised: 01/12/2023] [Accepted: 01/13/2023] [Indexed: 06/13/2023]
Abstract
An organophotoredox 1,6-radical addition of 3,4-dihidroquinoxalin-2-ones to para-quinone methides catalyzed by Fukuzumi's photocatalyst is described under the irradiation of a HP Single LED (455 nm). The corresponding 1,1-diaryl compounds bearing a dihydroquinoxalin-2-one moiety (20 examples) are obtained with good to excellent yields under mild reaction conditions. Several experiments have been carried out in order to propose a reaction mechanism.
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Affiliation(s)
- Jaume Rostoll-Berenguer
- Departament
de Química Orgànica, Facultat de Química, Universita de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - Víctor García-García
- Departament
de Química Orgànica, Facultat de Química, Universita de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - Gonzalo Blay
- Departament
de Química Orgànica, Facultat de Química, Universita de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - José R. Pedro
- Departament
de Química Orgànica, Facultat de Química, Universita de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - Carlos Vila
- Departament
de Química Orgànica, Facultat de Química, Universita de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
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3
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Wang H, Ni J, Wang H, Zhang Y. An efficient free radical ester synthesis through a visible light-induced hydrogen atom transfer process. Tetrahedron Lett 2022. [DOI: 10.1016/j.tetlet.2022.154021] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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4
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Das A. LED Light Sources in Organic Synthesis: An Entry to a Novel Approach. LETT ORG CHEM 2022. [DOI: 10.2174/1570178618666210916164132] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
:
In recent years, photocatalytic technology has shown great potential as a low-cost, environmentally
friendly, and sustainable technology. Compared to other light sources in photochemical reaction,
LEDs have advantages in terms of efficiency, power, compatibility, and environmentally friendly
nature. This review highlights the most recent advances in LED-induced photochemical reactions. The
effect of white and blue LEDs in reactions such as oxidation, reduction, cycloaddition, isomerization,
and sensitization is discussed in detail. No other reviews have been published on the importance of
white and blue LED sources in the photocatalysis of organic compounds. Considering all the facts, this
review is highly significant and timely.
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Affiliation(s)
- Aparna Das
- Department of Mathematics and Natural Sciences, College of Sciences and Human Studies, Prince Mohammad Bin
Fahd University, Al Khobar, Kingdom of Saudi Arabia
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5
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Talvitie J, Alanko I, Bulatov E, Koivula J, Pöllänen T, Helaja J. Phenanthrenequinone-Sensitized Photocatalytic Synthesis of Polysubstituted Quinolines from 2-Vinylarylimines. Org Lett 2021; 24:274-278. [PMID: 34928166 PMCID: PMC8762703 DOI: 10.1021/acs.orglett.1c03934] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
![]()
Visible-light-excited
9,10-phenanthrenequinone (PQ*) was used as
a photocatalyst for the synthesis of polysubstituted quinolines via
the electrocyclization of 2-vinylarylimines. Up to quantitative yields
of 2,4-disubstituted quinolines were received after 1 h of excitation
with blue LEDs at room temperature when MgCO3 was used
as an additive in DCM. On the basis of experimental and DFT studies,
we propose that PQ* induces one-electron oxidation of the imine substrate
that triggers the electrocyclization mechanism.
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Affiliation(s)
- Juulia Talvitie
- Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland
| | - Iida Alanko
- Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland
| | - Evgeny Bulatov
- Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland
| | - Juho Koivula
- Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland
| | - Topias Pöllänen
- Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland
| | - Juho Helaja
- Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland
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6
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Wan S, Wang J, Huo C. Copper catalyzed aerobic oxidative amination of 3,4-dihydroquinoxalin-2(1H)-ones. Tetrahedron Lett 2021. [DOI: 10.1016/j.tetlet.2021.153271] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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7
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Wang H, Li T, Hu D, Tong X, Zheng L, Xia C. Acylation of Arenes with Aldehydes through Dual C-H Activations by Merging Photocatalysis and Palladium Catalysis. Org Lett 2021; 23:3772-3776. [PMID: 33872039 DOI: 10.1021/acs.orglett.1c01184] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
An acylation of arenes with aldehydes through dual C-H activations at room temperature is reported. The acylation was initiated by phenanthraquinone-catalyzed hydrogen atom transfer from aldehyde under visible light irradiation. The aldehyde-derived acyl radical merged with palladium-catalyzed activation of arenes to afford the cross coupling products.
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Affiliation(s)
- Haiyang Wang
- Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Provincial Center for Research & Development of Natural Products, School of Chemical Science and Technology, Yunnan University, Kunming 650091, China
| | - Tao Li
- Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Provincial Center for Research & Development of Natural Products, School of Chemical Science and Technology, Yunnan University, Kunming 650091, China
| | - Dongyan Hu
- Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Provincial Center for Research & Development of Natural Products, School of Chemical Science and Technology, Yunnan University, Kunming 650091, China
| | - Xiaogang Tong
- Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Provincial Center for Research & Development of Natural Products, School of Chemical Science and Technology, Yunnan University, Kunming 650091, China
| | - Liyan Zheng
- Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Provincial Center for Research & Development of Natural Products, School of Chemical Science and Technology, Yunnan University, Kunming 650091, China
| | - Chengfeng Xia
- Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Provincial Center for Research & Development of Natural Products, School of Chemical Science and Technology, Yunnan University, Kunming 650091, China
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8
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Rostoll-Berenguer J, Capella-Argente M, Blay G, Pedro JR, Vila C. Visible-light-accelerated amination of quinoxalin-2-ones and benzo[1,4]oxazin-2-ones with dialkyl azodicarboxylates under metal and photocatalyst-free conditions. Org Biomol Chem 2021; 19:6250-6255. [PMID: 34231626 DOI: 10.1039/d1ob01157j] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
Abstract
A direct sp3 C-H amination of cyclic amines (dihydroquinoxalinones and dihydrobenzoxazinones) with dialkyl azo dicarboxylates accelerated by visible-light irradiation under metal and photocatalyst-free conditions is described. This protocol features very mild reaction conditions for the synthesis of aminal quinoxaline and benzoxazine derivatives with good to high yields (up to 99%). These aminal derivatives respresent versatile building blocks for the divergent synthesis of quinoxalin-2-one derivatives.
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Affiliation(s)
- Jaume Rostoll-Berenguer
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain.
| | - Murta Capella-Argente
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain.
| | - Gonzalo Blay
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain.
| | - José R Pedro
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain.
| | - Carlos Vila
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain.
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9
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Zheng L, Tao K, Guo W. Recent Developments in Photo‐Catalyzed/Promoted Synthesis of Indoles and Their Functionalization: Reactions and Mechanisms. Adv Synth Catal 2020. [DOI: 10.1002/adsc.202001079] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Lvyin Zheng
- Key Laboratory of Organo-pharmaceutical Chemistry of Jiangxi Province Gannan Normal University Ganzhou 341000 People's Republic of China
| | - Kailiang Tao
- Key Laboratory of Organo-pharmaceutical Chemistry of Jiangxi Province Gannan Normal University Ganzhou 341000 People's Republic of China
| | - Wei Guo
- Key Laboratory of Organo-pharmaceutical Chemistry of Jiangxi Province Gannan Normal University Ganzhou 341000 People's Republic of China
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10
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Rostoll-Berenguer J, Blay G, Pedro JR, Vila C. Photocatalytic Giese Addition of 1,4-Dihydroquinoxalin-2-ones to Electron-Poor Alkenes Using Visible Light. Org Lett 2020; 22:8012-8017. [DOI: 10.1021/acs.orglett.0c02953] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Affiliation(s)
- Jaume Rostoll-Berenguer
- Departament de Quı́mica Orgànica, Facultat de Quı́mica, Universitat de València, Dr. Moliner 50, Burjassot, 46100 València, Spain
| | - Gonzalo Blay
- Departament de Quı́mica Orgànica, Facultat de Quı́mica, Universitat de València, Dr. Moliner 50, Burjassot, 46100 València, Spain
| | - José R. Pedro
- Departament de Quı́mica Orgànica, Facultat de Quı́mica, Universitat de València, Dr. Moliner 50, Burjassot, 46100 València, Spain
| | - Carlos Vila
- Departament de Quı́mica Orgànica, Facultat de Quı́mica, Universitat de València, Dr. Moliner 50, Burjassot, 46100 València, Spain
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11
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Rostoll-Berenguer J, Blay G, Muñoz MC, Pedro JR, Vila C. A Combination of Visible-Light Organophotoredox Catalysis and Asymmetric Organocatalysis for the Enantioselective Mannich Reaction of Dihydroquinoxalinones with Ketones. Org Lett 2019; 21:6011-6015. [DOI: 10.1021/acs.orglett.9b02157] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Jaume Rostoll-Berenguer
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - Gonzalo Blay
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - M. Carmen Muñoz
- Departament de Física Aplicada, Universitat Politècnica de València, Camino de Vera s/n, 46022 València, Spain
| | - José R. Pedro
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
| | - Carlos Vila
- Departament de Química Orgànica, Facultat de Química, Universitat de València, Dr. Moliner 50, 46100 Burjassot, València, Spain
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