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She Y, Chen X, Wang M, Liu A, Wang X, Gao D, Hu K, Hu M. Heterogeneous solvent-metal-free aerobic oxidation of alcohol under ambient conditions catalyzed by TEMPO-functionalized porous poly(ionic liquid)s. RSC Adv 2024; 14:20199-20209. [PMID: 38919279 PMCID: PMC11196979 DOI: 10.1039/d4ra02241f] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2024] [Accepted: 05/11/2024] [Indexed: 06/27/2024] Open
Abstract
Heterogeneous solvent-metal-free aerobic oxidation of alcohols under ambient conditions is interesting but remains a significant challenge. Herein, a series of porous TEMPO-functionalized poly(ionic liquid)s (TEMPO-PILs) featuring a pure polycationic framework were successfully developed through the free radical polymerization of the ionic liquid 3-(2-chloroacetic acid-2,2,6,6-tetramethyl-1-oxo-4-piperidyl)-1-vinylimidazolium chloride and bis-vinylimidazolium bromide salt. Characterizations revealed that the obtained TEMPO-PILs possessed a high TEMPO density, abundant bromide ions, and a tunable porous structure, which enabled them to serve as solvent-free heterogeneous organocatalysts for the metal-free aerobic oxidation of benzyl alcohol under ambient conditions, exhibiting high catalytic activity and stable recyclability. A high yield of 99% coupled with a turnover frequency (TOF) of 13.3 h-1 was obtainable, which is higher than most of the reported TEMPO-based heterogeneous catalysts, even superior to homogeneous TEMPO-functionalized ionic liquids. Furthermore, a broad range of alcohols were effectively converted into their corresponding ketones and aldehydes. A possible reaction mechanism is proposed for understanding the catalytic oxidation behavior, indicative of the synergistic effect of TEMPO moieties and bromide ions.
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Affiliation(s)
- Yaping She
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Xinyu Chen
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Mengya Wang
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Anqiu Liu
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Xiaochen Wang
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Daming Gao
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Kunhong Hu
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
| | - Miao Hu
- School of Energy Materials and Chemical Engineering, Hefei University Hefei 230601 China +86-551-62158395
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Abstract
Nitroxides, also known as nitroxyl radicals, are long-lived or stable radicals with the general structure R1R2N-O•. The spin distribution over the nitroxide N and O atoms contributes to the thermodynamic stability of these radicals. The presence of bulky N-substituents R1 and R2 prevents nitroxide radical dimerization, ensuring their kinetic stability. Despite their reactivity toward various transient C radicals, some nitroxides can be easily stored under air at room temperature. Furthermore, nitroxides can be oxidized to oxoammonium salts (R1R2N═O+) or reduced to anions (R1R2N-O-), enabling them to act as valuable oxidants or reductants depending on their oxidation state. Therefore, they exhibit interesting reactivity across all three oxidation states. Due to these fascinating properties, nitroxides find extensive applications in diverse fields such as biochemistry, medicinal chemistry, materials science, and organic synthesis. This review focuses on the versatile applications of nitroxides in organic synthesis. For their use in other important fields, we will refer to several review articles. The introductory part provides a brief overview of the history of nitroxide chemistry. Subsequently, the key methods for preparing nitroxides are discussed, followed by an examination of their structural diversity and physical properties. The main portion of this review is dedicated to oxidation reactions, wherein parent nitroxides or their corresponding oxoammonium salts serve as active species. It will be demonstrated that various functional groups (such as alcohols, amines, enolates, and alkanes among others) can be efficiently oxidized. These oxidations can be carried out using nitroxides as catalysts in combination with various stoichiometric terminal oxidants. By reducing nitroxides to their corresponding anions, they become effective reducing reagents with intriguing applications in organic synthesis. Nitroxides possess the ability to selectively react with transient radicals, making them useful for terminating radical cascade reactions by forming alkoxyamines. Depending on their structure, alkoxyamines exhibit weak C-O bonds, allowing for the thermal generation of C radicals through reversible C-O bond cleavage. Such thermally generated C radicals can participate in various radical transformations, as discussed toward the end of this review. Furthermore, the application of this strategy in natural product synthesis will be presented.
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Affiliation(s)
- Dirk Leifert
- Organisch-Chemisches Institut, Westfälische Wilhelms-Universität, Corrensstrasse 40, 48149 Münster, Germany
| | - Armido Studer
- Organisch-Chemisches Institut, Westfälische Wilhelms-Universität, Corrensstrasse 40, 48149 Münster, Germany
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Sardivand-Chegini I, Zakavi S, Rezvani MA. Periodate-Mediated Aerobic Oxidation of Sulfides over a Bifunctional Porphyrin-polyoxometalate Catalyst: Photosensitized Singlet Oxygen Oxidation of Iodate to Periodate. Inorg Chem 2023; 62:13387-13399. [PMID: 37560902 DOI: 10.1021/acs.inorgchem.3c01740] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/11/2023]
Abstract
Regeneration of terminal oxidants by molecular oxygen in metal-catalyzed oxidations of organic substrates has the advantage of avoiding the use of stoichiometric amounts of hazardous and/or expensive reagents to meet (some of) the green chemistry requirements. In the present study, photosensitized singlet oxygen oxidation of iodate to periodate has been used to regenerate the oxidant in polyoxometalate (POM)-catalyzed oxidation of sulfides to sulfoxides with periodate in water. To the best of our knowledge, it is the first report on singlet oxygen oxidation of iodate to periodate. In order to determine the contribution of photooxidation and oxidation pathways in the formation of sulfoxide, the oxidation of diphenyl sulfide with a very low reactivity toward aerobic photooxidation was studied; a sevenfold increase in the conversion of the sulfide to the diphenyl sulfoxide was observed for the reaction conducted in the presence of H2TMPyP-PW12O40/IO3-/O2/hν compared to that in the presence of H2TMPyP-PW12O40/O2/hν. Also, under the same conditions, a ca. 1.5-fold increase was observed in the case of methyl phenyl sulfide, which shows high reactivity toward both the oxidation and photooxidation reactions. A porphyrin-POM nanocomposite formed by the electrostatic immobilization of meso-tetra(N-methylpyridinium-4-yl)porphyrin (H2TMPyP) on PW12O40 was employed for the one-pot oxidation and photooxidation reactions. Field-emission scanning electron microscopy (FESEM), X-ray diffraction (XRD), diffuse-reflectance UV-vis spectroscopy, thermal gravimetric analysis, and Fourier transform infrared were used to characterize the formation of the hybrid compound. An average particle size of 42 nm was estimated for H2TMPyP-PW12O40 from XRD peak broadening using the Scherrer equation. Also, FESEM images showed the formation of nearly spherical nanoparticles with a size of ca. 200 nm. The redshift of the Soret band of H2TMPyP upon immobilization on POM was attributed to strong N-H···O hydrogen-bond interactions between POM and porphyrin.
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Affiliation(s)
- Issa Sardivand-Chegini
- Department of Chemistry, Faculty of Science, University of Zanjan, University Blvd., Zanjan 45371-38791, Iran
- Department of Chemistry, Institute for Advanced Studies in Basic Sciences (IASBS), Zanjan 45137-66731, Iran
| | - Saeed Zakavi
- Department of Chemistry, Institute for Advanced Studies in Basic Sciences (IASBS), Zanjan 45137-66731, Iran
| | - Mohammad Ali Rezvani
- Department of Chemistry, Faculty of Science, University of Zanjan, University Blvd., Zanjan 45371-38791, Iran
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Gholinejad M, Zareh F, Sheibani H, Nájera C, Yus M. Magnetic ionic liquids as catalysts in organic reactions. J Mol Liq 2022. [DOI: 10.1016/j.molliq.2022.120395] [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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Song R, Zhang X, Wang H, Liu C. Polyoxometalate/Cellulose Nanofibrils Aerogels for Highly Efficient Oxidative Desulfurization. Molecules 2022; 27:2782. [PMID: 35566131 PMCID: PMC9101072 DOI: 10.3390/molecules27092782] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2022] [Revised: 04/11/2022] [Accepted: 04/15/2022] [Indexed: 11/26/2022] Open
Abstract
Polyoxometalate (POM) presents great potential in oxidative desulfurization (ODS) reaction. However, the high dissolubility of POM in common solvents makes it difficult to recycle. Besides, the small specific surface area of POM also limits the interaction between them and the substrate. Depositing polyoxometalates onto three-dimensional (3D) network structured materials could largely expand the application of POM. Here, the surfaces of cellulose nanofibrils (CNFs) were modified with very few (3-Aminopropyl) trimethoxysilane (APTS) to endow positive charges on the surfaces of CNFs, and then phosphotungstic acid (PTA) was loaded to obtain the aerogel A-CNF/PTA as the ODS catalyst. FT-IR indicated the successful deposition of PTA onto aminosilane modified CNF surfaces. UV-VIS further suggested the stability of PTA in the aerogels. BET and SEM results suggested the increased specific surface area and the relatively uniform 3D network structure of the prepared aerogels. TGA analysis indicated that the thermal stability of the aerogel A-CNF/PTA50% was a little higher than that of the pure CNF aerogel. Most importantly, the aerogel A-CNF/PTA50% showed good catalytic performance for ODS. Catalysis results showed that the substrate conversion rate of the aerogel A-CNF/PTA50% reached 100% within 120 min at room temperature. Even after five cycles, the substrate conversion rate of the aerogel A-CNF/PTA50% still reached 91.2% during the dynamic catalytic process. This work provides a scalable and facile way to stably deposit POM onto 3D structured materials.
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Affiliation(s)
- Rui Song
- State Key Laboratory of Pulp and Paper Engineering, South China University of Technology, Guangzhou 510006, China; (R.S.); (H.W.)
| | - Xueqin Zhang
- College of Light Industry and Food Science, Zhongkai University of Agriculture and Engineering, Guangzhou 510225, China;
| | - Huihui Wang
- State Key Laboratory of Pulp and Paper Engineering, South China University of Technology, Guangzhou 510006, China; (R.S.); (H.W.)
| | - Chuanfu Liu
- State Key Laboratory of Pulp and Paper Engineering, South China University of Technology, Guangzhou 510006, China; (R.S.); (H.W.)
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Li H, Chen W, Zhao Y, Zou Y, Zhao X, Song J, Ma P, Niu J, Wang J. Regulating the catalytic activity of multi-Ru-bridged polyoxometalates based on differential active site environments with six-coordinate geometry and five-coordinate geometry transitions. NANOSCALE 2021; 13:8077-8086. [PMID: 33899868 DOI: 10.1039/d1nr01447a] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
Five-coordinate geometry around ruthenium with highly exposed active sites has attracted intensive scientific interest due to its superior properties and extensive applications. Herein, we report a series of structurally controllable multi-Ru-bridged polyoxometalates, K5NaH10[{Ru4(H2O)n}(WO2)4(AsW9O33)4]·mH2O {1, 1-dehyd-373K, 1-dehyd-473K, 1-dehyd-573K; n = 4, m = 36; n = 4, m = 6; n = 4, m = 0; n = 0, m = 0} fabricated through a feasible assembly strategy using arsenotungstate {2, KNa12H17Cl2(As4W40O140)·29H2O} as a structure-directing unit. Systematic characterization methods identified that the six-coordinate geometry can successfully transform into five-coordinate geometry about active sites (Ru) by removing aqua ligands under high reaction temperatures. All the multi-Ru-bridged polyoxometalates demonstrated strong stability and catalytic effectiveness in the transformation of 1-(4-chlorophenyl)ethanol to 4'-chloroacetophenone under very mild conditions. 1-dehyd-573K, specifically, achieves the best catalytic effectiveness with a turnover frequency (TOF) = 25 100·h-1 owing to its unique five-coordinate geometry on the Ru sites. To our knowledge, 1-dehyd-573K outperforms other POM-based catalysts in the oxidative catalysis of 1-(4-chlorophenyl)ethanol. The heterogeneous polyoxometalates were also proven to be strongly reusable, with their structural integrities well maintained after multiple-cycle catalytic reactions.
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Affiliation(s)
- Huafeng Li
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Wenjing Chen
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Yujie Zhao
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Yan Zou
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Xue Zhao
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Junpeng Song
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Pengtao Ma
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Jingyang Niu
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
| | - Jingping Wang
- Henan Key Laboratory of Polyoxometalate Chemistry, College of Chemistry and Chemical Engineering, Henan University, Kaifeng, Henan 475004, P.R. China.
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Karimi B, Ghaffari B, Vali H. Synergistic catalysis within core-shell Fe 3O 4@SiO 2 functionalized with triethylene glycol (TEG)-imidazolium ionic liquid and tetramethylpiperidine N-oxyl (TEMPO) boosting selective aerobic oxidation of alcohols. J Colloid Interface Sci 2021; 589:474-485. [PMID: 33486283 DOI: 10.1016/j.jcis.2020.12.111] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/15/2020] [Revised: 12/25/2020] [Accepted: 12/26/2020] [Indexed: 12/14/2022]
Abstract
HYPOTHESIS It is expected that incorporation of 2, 2, 6, 6-tetra-methyl piperidine-N-oxyl radical (TEMPO) and an imidazolium bromide bearing hydrophilic triethylene glycol (TEG) groups on Fe3O4@SiO2 core-shell may not only result in a novel highly water-dispersible/magnetically separable multi-functional catalyst system for metal-free aerobic oxidation of alcohols, which operates through a synergistic relay pathway, but it could potentially provide a strong platform for simultaneous separation and recycling of all components. EXPERIMENTS The catalyst was prepared by anchoring TEMPO moieties onto a magnetic core-shell Fe3O4@SiO2 functionalized with an ionic liquid bearing TEG groups. The materials was characterized using transmission electron microscopy, Fourier transform infrared spectroscopy, nitrogen adsorption-desorption isotherms, thermal gravimetric analysis, and elemental analysis. The performance of the catalyst was evaluated and quantitatively measured in the aerobic oxidation of alcohols in water. FINDINGS The catalyst exhibited excellent and stable colloidal dispersion in water and high performance in the aerobic oxidation of various types of alcohols under metal- and halogen-free reaction conditions. As hypothesized, strong synergistic effect between functionalized components was seen in the described reaction. The catalyst displayed excellent dual-adjustable-selectivity in the oxidation of primary alcohols to either the corresponding aldehydes or carboxylic acids by tuning the reaction solvent and/or reaction time and excellent recycling behavior through a "double-separation-strategy".
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Affiliation(s)
- Babak Karimi
- Department of Chemistry, Institute for Advanced Studies in Basic Sciences (IASBS), No. 444, Prof. Yousef Sobouti Boulevard, P.O. Box 45195-1159, Zanjan 45137-66731, Iran; Research Centre for Basic Sciences & Modern Technologies (RBST), Institute for Advanced Studies in Basic Sciences (IASBS), Zanjan 45137-66731, Iran.
| | - Bahareh Ghaffari
- Department of Chemistry, Institute for Advanced Studies in Basic Sciences (IASBS), No. 444, Prof. Yousef Sobouti Boulevard, P.O. Box 45195-1159, Zanjan 45137-66731, Iran
| | - Hojatollah Vali
- Department of Anatomy and Cell Biology and Facility for Electron Microscopy Research, McGill University, Montreal, Quebec H3A 2A7, Canada
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Jin M, Niu Q, Si C, Lv Z, Guo H, Guo Z. Peroxotungstate-Based Ionic Hybrid as a Triphase Heterogeneous Catalyst for Efficient Benzyl Alcohol Oxidation Under Mild Conditions. Catal Letters 2019. [DOI: 10.1007/s10562-019-03071-4] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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9
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Liang D, Wang Y, Wang S, Song C, Shi Y, Liu Q, Zhu H, Li X, Liu L, Zhu N. Well-confined polyoxometalate-ionic liquid in silicic framework for environmentally friendly asymmetric di-hydroxylation of olefins. RSC Adv 2019; 9:6102-6106. [PMID: 35517290 PMCID: PMC9060907 DOI: 10.1039/c8ra10544h] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/25/2018] [Accepted: 01/31/2019] [Indexed: 12/03/2022] Open
Abstract
Chiral 1,2-diols with a high yield could be directly prepared from asymmetric di-hydroxylation of olefins via an eco-friendly and enduring catalyst, in which abundant "chiral pools" of polyoxometalate-ionic liquid were target-designed into the silicic framework (POM-ILS) and well stabilized in aqueous media.
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Affiliation(s)
- Dong Liang
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Yan Wang
- College of Chemistry and Chemical Engineering, Taiyuan University of Technology Taiyuan People's Republic of China 030024
| | - Sifan Wang
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Chengkun Song
- School of Chemistry and Chemical Engineering, Southeast University Nanjing People's Republic of China 211189
| | - Yonghe Shi
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Qinghao Liu
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Hailin Zhu
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Xia Li
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Laishuan Liu
- School of Chemical Engineering and Technology, North University of China Taiyuan People's Republic of China 030051
| | - Na Zhu
- College of Environment and Resource, Shanxi University Taiyuan People's Republic of China 030006
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10
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Omri M, Becuwe M, Davoisne C, Pourceau G, Wadouachi A. Nitroxide supported on nanometric metal oxides as new hybrid catalysts for selective sugar oxidation. J Colloid Interface Sci 2019; 536:526-535. [PMID: 30388530 DOI: 10.1016/j.jcis.2018.10.065] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/18/2018] [Revised: 09/24/2018] [Accepted: 10/22/2018] [Indexed: 01/14/2023]
Abstract
A new series of supported organocatalysts, prepared by a simple method, were used for selective sugar oxidation. This approach is based on the immobilization of a nitroxide derivative through a carboxylic function on nanometric metal oxides (TiO2, Al2O3 and CeO2), allowing the recovery of the catalyst. These hybrid materials were carefully characterized by Diffuse Reflectance FT-IR spectroscopy (DRIFT), ThermoGravimetric Analysis (TGA), X-Ray Diffraction (XRD), Brunauer-Emmet-Teller surface area measurements (B.E.T.), elemental and electrochemical analyses, showing different characteristics and behaviors depending on the nature of the metal oxide used. The activity of the supported nitroxide catalyst was evaluated on methyl α-d-glucoside oxidation, used as model reaction. In all cases, high catalytic activity was highlighted, with up to 25 times less nitroxyl radical required for complete conversion than under homogeneous conditions. The influence of several experimental conditions such as the use of phosphate buffer and recyclability of the catalyst were also investigated.
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Affiliation(s)
- Mehdi Omri
- Laboratoire de Glycochimie, des Antimicrobiens et des Agroressources (LG2A), UMR CNRS 7378, Université de Picardie Jules Verne (UPJV), 33 rue Saint-Leu, 800039 Amiens, France; Institut de Chimie de Picardie (ICP), FR CNRS 3085, Amiens, France
| | - Matthieu Becuwe
- Laboratoire de Réactivité et Chimie des Solide (LRCS), UMR CNRS 7314, Université de Picardie Jules Verne, 33 rue Saint-Leu, 800039 Amiens, France; Institut de Chimie de Picardie (ICP), FR CNRS 3085, Amiens, France.
| | - Carine Davoisne
- Laboratoire de Réactivité et Chimie des Solide (LRCS), UMR CNRS 7314, Université de Picardie Jules Verne, 33 rue Saint-Leu, 800039 Amiens, France; Institut de Chimie de Picardie (ICP), FR CNRS 3085, Amiens, France
| | - Gwladys Pourceau
- Laboratoire de Glycochimie, des Antimicrobiens et des Agroressources (LG2A), UMR CNRS 7378, Université de Picardie Jules Verne (UPJV), 33 rue Saint-Leu, 800039 Amiens, France; Institut de Chimie de Picardie (ICP), FR CNRS 3085, Amiens, France
| | - Anne Wadouachi
- Laboratoire de Glycochimie, des Antimicrobiens et des Agroressources (LG2A), UMR CNRS 7378, Université de Picardie Jules Verne (UPJV), 33 rue Saint-Leu, 800039 Amiens, France; Institut de Chimie de Picardie (ICP), FR CNRS 3085, Amiens, France.
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Beejapur HA, Zhang Q, Hu K, Zhu L, Wang J, Ye Z. TEMPO in Chemical Transformations: From Homogeneous to Heterogeneous. ACS Catal 2019. [DOI: 10.1021/acscatal.8b05001] [Citation(s) in RCA: 88] [Impact Index Per Article: 17.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Hazi Ahmad Beejapur
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Zhejiang Province Key Laboratory of Biofuel, Biodiesel Laboratory of China Petroleum and Chemical Industry Federation, College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Qi Zhang
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Zhejiang Province Key Laboratory of Biofuel, Biodiesel Laboratory of China Petroleum and Chemical Industry Federation, College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Kecheng Hu
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Zhejiang Province Key Laboratory of Biofuel, Biodiesel Laboratory of China Petroleum and Chemical Industry Federation, College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Li Zhu
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Zhejiang Province Key Laboratory of Biofuel, Biodiesel Laboratory of China Petroleum and Chemical Industry Federation, College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Jianli Wang
- State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Zhejiang Province Key Laboratory of Biofuel, Biodiesel Laboratory of China Petroleum and Chemical Industry Federation, College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Zhibin Ye
- Department of Chemical and Materials Engineering, Concordia University, Montreal, Quebec H3G 1M8, Canada
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Okuno Y, Kitagawa Y, Kamiya S, Hasegawa A, Kawashima T, Otani K, Aoki S, Kanno J, Isomura S, Sato Y, Takeda K. Triphasic Continuous-Flow Oxidation System for Alcohols Utilizing Graft-Polymer-Supported TEMPO. ASIAN J ORG CHEM 2018. [DOI: 10.1002/ajoc.201800125] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Yoshinori Okuno
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Yuuichi Kitagawa
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Syuhei Kamiya
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Arata Hasegawa
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Takashi Kawashima
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Kazuki Otani
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Syoji Aoki
- ECE Co. Ltd.; 4-2-1 Honfujisawa Fujisawa 251-8502 Japan
| | - Junichi Kanno
- ECE Co. Ltd.; 4-2-1 Honfujisawa Fujisawa 251-8502 Japan
| | - Shigeki Isomura
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Yasuo Sato
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
| | - Kazuyoshi Takeda
- Yokohama University of Pharmacy; Department of Medicinal Chemistry; 601 Matano-cho Totsuka-ku Yokohama 245-0066 Japan
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Weinstock IA, Schreiber RE, Neumann R. Dioxygen in Polyoxometalate Mediated Reactions. Chem Rev 2017; 118:2680-2717. [DOI: 10.1021/acs.chemrev.7b00444] [Citation(s) in RCA: 196] [Impact Index Per Article: 28.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ira A. Weinstock
- Department of Chemistry, Ben-Gurion University of the Negev, Beer Sheva 84105, Israel
| | - Roy E. Schreiber
- Department of Organic Chemistry, Weizmann Institute of Science, Rehovot 76100, Israel
| | - Ronny Neumann
- Department of Organic Chemistry, Weizmann Institute of Science, Rehovot 76100, Israel
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14
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Qian H, Kai W, Qiao J, Bi B. Thermoregulated biphasic ionic liquids: Effective catalysts in aldehydic–amide condensation reaction. JOURNAL OF SAUDI CHEMICAL SOCIETY 2017. [DOI: 10.1016/j.jscs.2017.04.004] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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15
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Immobilization of catalytically active polyoxotungstate into ionic liquid-modified MIL-100(Fe): A recyclable catalyst for selective oxidation of benzyl alcohol. CATAL COMMUN 2017. [DOI: 10.1016/j.catcom.2017.03.011] [Citation(s) in RCA: 42] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022] Open
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16
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Jia Z, Wang K, Tan B, Gu Y. Hollow Hyper-Cross-Linked Nanospheres with Acid and Base Sites as Efficient and Water-Stable Catalysts for One-Pot Tandem Reactions. ACS Catal 2017. [DOI: 10.1021/acscatal.6b03631] [Citation(s) in RCA: 87] [Impact Index Per Article: 12.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Zhifang Jia
- Key
Laboratory of Material Chemistry for Energy Conversion and Storage,
Ministry of Education, Hubei Key Laboratory of Material Chemistry
and Service Failure, and School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
- Department
of Chemistry and Chemical Engineering, Shanxi Datong University, Datong 037009, China
| | - Kewei Wang
- Key
Laboratory of Material Chemistry for Energy Conversion and Storage,
Ministry of Education, Hubei Key Laboratory of Material Chemistry
and Service Failure, and School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
- Department
of Chemistry and Chemical Engineering, Shanxi Datong University, Datong 037009, China
| | - Bien Tan
- Key
Laboratory of Material Chemistry for Energy Conversion and Storage,
Ministry of Education, Hubei Key Laboratory of Material Chemistry
and Service Failure, and School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
| | - Yanlong Gu
- Key
Laboratory of Material Chemistry for Energy Conversion and Storage,
Ministry of Education, Hubei Key Laboratory of Material Chemistry
and Service Failure, and School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
- State
Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Lanzhou 730000, China
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17
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Abednatanzi S, Leus K, Derakhshandeh PG, Nahra F, De Keukeleere K, Van Hecke K, Van Driessche I, Abbasi A, Nolan SP, Der Voort PV. POM@IL-MOFs – inclusion of POMs in ionic liquid modified MOFs to produce recyclable oxidation catalysts. Catal Sci Technol 2017. [DOI: 10.1039/c6cy02662a] [Citation(s) in RCA: 44] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A novel heterogeneous catalyst for the fast and totally selective oxidation of aromatic alcohols to the corresponding aldehydes.
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Affiliation(s)
- Sara Abednatanzi
- Department of Inorganic and Physical Chemistry
- Center for Ordered Materials
- Organometallics and Catalysis (COMOC)
- Ghent University
- 9000 Ghent
| | - Karen Leus
- Department of Inorganic and Physical Chemistry
- Center for Ordered Materials
- Organometallics and Catalysis (COMOC)
- Ghent University
- 9000 Ghent
| | | | - Fady Nahra
- Department of Inorganic and Physical Chemistry
- Ghent University
- 9000 Ghent
- Belgium
| | | | - Kristof Van Hecke
- Department of Inorganic and Physical Chemistry
- Ghent University
- 9000 Ghent
- Belgium
| | | | - Alireza Abbasi
- School of Chemistry
- College of Science
- University of Tehran
- Tehran
- Iran
| | - Steven P. Nolan
- Department of Inorganic and Physical Chemistry
- Ghent University
- 9000 Ghent
- Belgium
- Chemistry Department
| | - Pascal Van Der Voort
- Department of Inorganic and Physical Chemistry
- Center for Ordered Materials
- Organometallics and Catalysis (COMOC)
- Ghent University
- 9000 Ghent
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18
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Facile TEMPO Immobilization onto Poly(acrylic acid)-Modified Magnetic Nanoparticles: Preparation and Property. INT J POLYM SCI 2017. [DOI: 10.1155/2017/9621635] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
Abstract
Adding catalysts to magnetic polyvalent supports facilitating catalyst recycling and recovery seems feasible. Polymer-modified magnetic nanocomposites for organocatalyst immobilization are a plausible approach to this technology. Here, we present facile and efficient method for 2,2′,6,6′-tetramethylpiperidinyl-1-oxy (TEMPO) immobilization onto polymer-modified magnetic nanoparticles under mild reaction conditions. Poly(acrylic acid) was chosen to graft from magnetic nanoparticle through a simple inverse emulsion polymerization technique. The resulting poly(acrylic acid) magnetic nanocomposite is an ideal material to immobilize the organocatalyst 4-hydroxy-2,2′,6,6′-tetramethylpiperidinyl-1-oxy (H-TEMPO) via an esterification reaction with pendant carboxyl group on the polymer chain. Instrumental analysis confirmed that poly(acrylic acid) chain was grafted on the silica-coated magnetic particles by this simple method while maintaining their magnetic properties; elemental analysis indicated that TEMPO was efficiently immobilized onto the polymer chain. The catalysis tests under both Anelli and Minisci system showed that the nanocomposite catalyst exhibits proper selectivity and activity for the alcohol/aldehyde transformation. Recycling experiments showed that stability and reusability of the nanocomposite catalyst were satisfying.
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19
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Affiliation(s)
- Shiguo Zhang
- College
of Materials Science and Engineering, Hunan University, Changsha 410082, China
- Center for Green Chemistry and Catalysis, State Key Laboratory for Oxo Synthesis & Selective Oxidation, State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, No.18, Tianshui Middle Road, 730000 Lanzhou, China
| | - Jiaheng Zhang
- School
of Materials Science and Engineering, Harbin Institute of Technology, Shenzhen 518055, China
| | - Yan Zhang
- College
of Materials Science and Engineering, Hunan University, Changsha 410082, China
| | - Youquan Deng
- Center for Green Chemistry and Catalysis, State Key Laboratory for Oxo Synthesis & Selective Oxidation, State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, No.18, Tianshui Middle Road, 730000 Lanzhou, China
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20
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Peer M, Weeranoppanant N, Adamo A, Zhang Y, Jensen KF. Biphasic Catalytic Hydrogen Peroxide Oxidation of Alcohols in Flow: Scale-up and Extraction. Org Process Res Dev 2016. [DOI: 10.1021/acs.oprd.6b00234] [Citation(s) in RCA: 35] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Maryam Peer
- Department
of Chemical Engineering, Massachusetts Institute of Technology, 77 Massachusetts
Avenue, Cambridge, Massachusetts 02139, United States
| | - Nopphon Weeranoppanant
- Department
of Chemical Engineering, Massachusetts Institute of Technology, 77 Massachusetts
Avenue, Cambridge, Massachusetts 02139, United States
| | - Andrea Adamo
- Department
of Chemical Engineering, Massachusetts Institute of Technology, 77 Massachusetts
Avenue, Cambridge, Massachusetts 02139, United States
| | - Yanjie Zhang
- Department
of Chemical Engineering, Massachusetts Institute of Technology, 77 Massachusetts
Avenue, Cambridge, Massachusetts 02139, United States
| | - Klavs F. Jensen
- Department
of Chemical Engineering, Massachusetts Institute of Technology, 77 Massachusetts
Avenue, Cambridge, Massachusetts 02139, United States
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21
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Rafiee E, Eavani S. Heterogenization of heteropoly compounds: a review of their structure and synthesis. RSC Adv 2016. [DOI: 10.1039/c6ra04891a] [Citation(s) in RCA: 69] [Impact Index Per Article: 8.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
The heterogenization of different types of heteropoly compoundsviasix popular methods from those published over the past recent 15 years is reviewed.
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Affiliation(s)
- E. Rafiee
- Department of Inorganic Chemistry
- Faculty of Chemistry
- Razi University
- Kermanshah
- Iran
| | - S. Eavani
- Department of Inorganic Chemistry
- Faculty of Chemistry
- Razi University
- Kermanshah
- Iran
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22
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Functionalized ionic liquids supported on silica as mild and effective heterogeneous catalysts for dehydration of biomass to furan derivatives. ACTA ACUST UNITED AC 2015. [DOI: 10.1016/j.molcata.2015.09.020] [Citation(s) in RCA: 32] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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23
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Gunasekaran N. Aerobic Oxidation Catalysis with Air or Molecular Oxygen and Ionic Liquids. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201400989] [Citation(s) in RCA: 59] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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24
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Affiliation(s)
- Sa-Sa Wang
- State
Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, China
| | - Guo-Yu Yang
- State
Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, China
- MOE
Key Laboratory of Cluster Science, School of Chemistry, Beijing Institute of Technology, Beijing 100081, China
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25
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Cao Q, Dornan LM, Rogan L, Hughes NL, Muldoon MJ. Aerobic oxidation catalysis with stable radicals. Chem Commun (Camb) 2015; 50:4524-43. [PMID: 24667871 DOI: 10.1039/c3cc47081d] [Citation(s) in RCA: 258] [Impact Index Per Article: 28.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
Selective oxidation reactions are challenging when carried out on an industrial scale. Many traditional methods are undesirable from an environmental or safety point of view. There is a need to develop sustainable catalytic approaches that use molecular oxygen as the terminal oxidant. This review will discuss the use of stable radicals (primarily nitroxyl radicals) in aerobic oxidation catalysis. We will discuss the important advances that have occurred in recent years, highlighting the catalytic performance, mechanistic insights and the expanding synthetic utility of these catalytic systems.
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Affiliation(s)
- Qun Cao
- School of Chemistry and Chemical Engineering, Queen's University Belfast, David Keir Building, Stranmillis Road, Belfast, UKBT9 5AG.
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26
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Kopylovich MN, Ribeiro AP, Alegria EC, Martins NM, Martins LM, Pombeiro AJ. Catalytic Oxidation of Alcohols. ADVANCES IN ORGANOMETALLIC CHEMISTRY 2015. [DOI: 10.1016/bs.adomc.2015.02.004] [Citation(s) in RCA: 110] [Impact Index Per Article: 12.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
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27
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Beejapur HA, Giacalone F, Noto R, Franchi P, Lucarini M, Gruttadauria M. Recyclable Catalyst Reservoir: Oxidation of Alcohols Mediated by Noncovalently Supported Bis(imidazolium)-Tagged 2,2,6,6-Tetramethylpiperidine 1-Oxyl. ChemCatChem 2013. [DOI: 10.1002/cctc.201300234] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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28
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Xiao Y, Chen D, Ma N, Hou Z, Hu M, Wang C, Wang W. Covalent immobilization of a polyoxometalate in a porous polymer matrix: a heterogeneous catalyst towards sustainability. RSC Adv 2013. [DOI: 10.1039/c3ra43373k] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
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