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Flieger J, Flieger M. Ionic Liquids Toxicity-Benefits and Threats. Int J Mol Sci 2020; 21:E6267. [PMID: 32872533 PMCID: PMC7504185 DOI: 10.3390/ijms21176267] [Citation(s) in RCA: 110] [Impact Index Per Article: 27.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/11/2020] [Revised: 08/28/2020] [Accepted: 08/28/2020] [Indexed: 12/14/2022] Open
Abstract
Ionic liquids (ILs) are solvents with salt structures. Typically, they contain organic cations (ammonium, imidazolium, pyridinium, piperidinium or pyrrolidinium), and halogen, fluorinated or organic anions. While ILs are considered to be environmentally-friendly compounds, only a few reasons support this claim. This is because of high thermal stability, and negligible pressure at room temperature which makes them non-volatile, therefore preventing the release of ILs into the atmosphere. The expansion of the range of applications of ILs in many chemical industry fields has led to a growing threat of contamination of the aquatic and terrestrial environments by these compounds. As the possibility of the release of ILs into the environment s grow systematically, there is an increasing and urgent obligation to determine their toxic and antimicrobial influence on the environment. Many bioassays were carried out to evaluate the (eco)toxicity and biodegradability of ILs. Most of them have questioned their "green" features as ILs turned out to be toxic towards organisms from varied trophic levels. Therefore, there is a need for a new biodegradable, less toxic "greener" ILs. This review presents the potential risks to the environment linked to the application of ILs. These are the following: cytotoxicity evaluated by the use of human cells, toxicity manifesting in aqueous and terrestrial environments. The studies proving the relation between structures versus toxicity for ILs with special emphasis on directions suitable for designing safer ILs synthesized from renewable sources are also presented. The representants of a new generation of easily biodegradable ILs derivatives of amino acids, sugars, choline, and bicyclic monoterpene moiety are collected. Some benefits of using ILs in medicine, agriculture, and the bio-processing industry are also presented.
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Affiliation(s)
- Jolanta Flieger
- Department of Analytical Chemistry, Medical University of Lublin, Chodźki 4a, 20-093 Lublin, Poland
| | - Michał Flieger
- Medical University of Lublin, Faculty of Medicine, Aleje Racławickie 1, 20-059 Lublin, Poland;
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2
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Review of Ionic Liquids in Microextraction Analysis of Pesticide Residues in Fruit and Vegetable Samples. Chromatographia 2019. [DOI: 10.1007/s10337-019-03818-6] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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3
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He Z, Alexandridis P. Ionic liquid and nanoparticle hybrid systems: Emerging applications. Adv Colloid Interface Sci 2017; 244:54-70. [PMID: 27567031 DOI: 10.1016/j.cis.2016.08.004] [Citation(s) in RCA: 96] [Impact Index Per Article: 13.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2016] [Revised: 08/02/2016] [Accepted: 08/02/2016] [Indexed: 02/02/2023]
Abstract
Having novel electronic and optical properties that emanate from their nano-scale dimensions, nanoparticles are central to numerous applications. Ionic liquids can confer to nanoparticle chemical protection and physicochemical property enhancement through intermolecular interactions and can consequently improve the stability and reusability of nanoparticle for various operations. With an aim to combine the novel properties of nanoparticles and ionic liquids, different structures have been generated, based on a balance of several intermolecular interactions. Such ionic liquid and nanoparticle hybrids are showing great potential in diverse applications. In this review, we first introduce various types of ionic liquid and nanoparticle hybrids, including nanoparticle colloidal dispersions in ionic liquids, ionic liquid-grafted nanoparticles, and nanoparticle-stabilized ionic liquid-based emulsions. Such hybrid materials exhibit interesting synergisms. We then highlight representative applications of ionic liquid and nanoparticle hybrids in the catalysis, electrochemistry and separations fields. Such hybrids can attain better stability and higher efficiency under a broad range of conditions. Novel and enhanced performance can be achieved in these applications by combining desired properties of ionic liquids and of nanoparticles within an appropriate hybrid nanostructure.
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Affiliation(s)
- Zhiqi He
- Department of Chemical and Biological Engineering, University at Buffalo, The State University of New York (SUNY), Buffalo, New York 14260-4200, USA
| | - Paschalis Alexandridis
- Department of Chemical and Biological Engineering, University at Buffalo, The State University of New York (SUNY), Buffalo, New York 14260-4200, USA.
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Luza L, Rambor CP, Gual A, Bernardi F, Domingos JB, Grehl T, Brüner P, Dupont J. Catalytically Active Membranelike Devices: Ionic Liquid Hybrid Organosilicas Decorated with Palladium Nanoparticles. ACS Catal 2016. [DOI: 10.1021/acscatal.6b01813] [Citation(s) in RCA: 42] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Leandro Luza
- Insitute
of Chemistry, Universidade Federal do Rio Grande do Sul, Av. Bento
Gonçalves 9500, Porto Alegre 90050-170, Brazil
| | - Camila P. Rambor
- Insitute
of Chemistry, Universidade Federal do Rio Grande do Sul, Av. Bento
Gonçalves 9500, Porto Alegre 90050-170, Brazil
| | - Aitor Gual
- School
of Chemistry, University of Nottingham, University Park, Nottingham NG7 2RD, U.K
| | - Fabiano Bernardi
- Institute
of Physics, Universidade Federal do Rio Grande do Sul, Av. Bento
Gonçalves 9500, Porto Alegre 90050-170, Brazil
| | - Josiel B. Domingos
- Departamento
de Química-CFM, Campus Universitário Trindade, Universidade Federal de Santa Catarina, Florianópolis, Brazil
| | - Thomas Grehl
- ION-TOF GmbH, Heisenbergstrasse
15, 48149 Münster, Germany
| | - Philipp Brüner
- ION-TOF GmbH, Heisenbergstrasse
15, 48149 Münster, Germany
| | - Jairton Dupont
- Insitute
of Chemistry, Universidade Federal do Rio Grande do Sul, Av. Bento
Gonçalves 9500, Porto Alegre 90050-170, Brazil
- School
of Chemistry, University of Nottingham, University Park, Nottingham NG7 2RD, U.K
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5
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Warner L, Gjersing E, Follett SE, Elliott KW, Dzyuba SV, Varga K. The effects of high concentrations of ionic liquid on GB1 protein structure and dynamics probed by high-resolution magic-angle-spinning NMR spectroscopy. Biochem Biophys Rep 2016; 8:75-80. [PMID: 28717785 PMCID: PMC5510950 DOI: 10.1016/j.bbrep.2016.08.009] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023] Open
Abstract
Ionic liquids have great potential in biological applications and biocatalysis, as some ionic liquids can stabilize proteins and enhance enzyme activity, while others have the opposite effect. However, on the molecular level, probing ionic liquid interactions with proteins, especially in solutions containing high concentrations of ionic liquids, has been challenging. In the present work the 13C, 15N-enriched GB1 model protein was used to demonstrate applicability of high-resolution magic-angle-spinning (HR-MAS) NMR spectroscopy to investigate ionic liquid–protein interactions. Effect of an ionic liquid (1-butyl-3-methylimidazolium bromide, [C4-mim]Br) on GB1was studied over a wide range of the ionic liquid concentrations (0.6–3.5 M, which corresponds to 10–60% v/v). Interactions between GB1 and [C4-mim]Br were observed from changes in the chemical shifts of the protein backbone as well as the changes in 15N ps-ns dynamics and rotational correlation times. Site-specific interactions between the protein and [C4-mim]Br were assigned using 3D methods under HR-MAS conditions. Thus, HR-MAS NMR is a viable tool that could aid in elucidation of molecular mechanisms of ionic liquid–protein interactions. Probing IL interactions with proteins using conventional techniques is challenging. Here, HR-MAS NMR was used to investigate IL–protein interactions. Model protein GB1 was investigated in high concentrations of [C4-mim]Br. This technique facilitates atomic level characterization of protein-IL interactions.
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Affiliation(s)
- Lisa Warner
- National Renewable Energy Laboratory, Golden, CO, 80401, USA
| | - Erica Gjersing
- National Renewable Energy Laboratory, Golden, CO, 80401, USA
| | - Shelby E Follett
- Department of Chemistry, University of Wyoming, Laramie, WY, 82071, USA
| | - K Wade Elliott
- Department of Chemistry, University of Wyoming, Laramie, WY, 82071, USA
| | - Sergei V Dzyuba
- Department of Chemistry and Biochemistry, Texas Christian University, Fort Worth, TX, 76129 USA
| | - Krisztina Varga
- Department of Chemistry, University of Wyoming, Laramie, WY, 82071, USA
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6
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Gierada M, Petit I, Handzlik J, Tielens F. Hydration in silica based mesoporous materials: a DFT model. Phys Chem Chem Phys 2016; 18:32962-32972. [DOI: 10.1039/c6cp05460a] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
In this work, calculable and realistic DFT models of MCM-41 material that follow temperature dependence of silanol density were developed. They can be easily applied in further studies of adsorption or as a support for catalysts.
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Affiliation(s)
- Maciej Gierada
- Faculty of Chemical Engineering and Technology
- Cracow University of Technology
- 31-155 Kraków
- Poland
| | - Ivan Petit
- Sorbonne Universités
- UPMC Univ Paris 06
- UMR 7574
- Laboratoire Chimie de la Matière Condensée
- Collège de France
| | - Jarosław Handzlik
- Faculty of Chemical Engineering and Technology
- Cracow University of Technology
- 31-155 Kraków
- Poland
| | - Frederik Tielens
- Sorbonne Universités
- UPMC Univ Paris 06
- UMR 7574
- Laboratoire Chimie de la Matière Condensée
- Collège de France
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Construction of porous cationic frameworks by crosslinking polyhedral oligomeric silsesquioxane units with N-heterocyclic linkers. Sci Rep 2015; 5:11236. [PMID: 26062725 PMCID: PMC4463022 DOI: 10.1038/srep11236] [Citation(s) in RCA: 59] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/25/2014] [Accepted: 05/19/2015] [Indexed: 11/09/2022] Open
Abstract
In fields of materials science and chemistry, ionic-type porous materials attract increasing attention due to significant ion-exchanging capacity for accessing diversified applications. Facing the fact that porous cationic materials with robust and stable frameworks are very rare, novel tactics that can create new type members are highly desired. Here we report the first family of polyhedral oligomeric silsesquioxane (POSS) based porous cationic frameworks (PCIF-n) with enriched poly(ionic liquid)-like cationic structures, tunable mesoporosities, high surface areas (up to 1,025 m(2) g(-1)) and large pore volumes (up to 0.90 cm(3) g(-1)). Our strategy is designing the new rigid POSS unit of octakis(chloromethyl)silsesquioxane and reacting it with the rigid N-heterocyclic cross-linkers (typically 4,4'-bipyridine) for preparing the desired porous cationic frameworks. The PCIF-n materials possess large surface area, hydrophobic and special anion-exchanging property, and thus are used as the supports for loading guest species PMo10V2O40(5-); the resultant hybrid behaves as an efficient heterogeneous catalyst for aerobic oxidation of benzene and H2O2-mediated oxidation of cyclohexane.
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Mamusa M, Sirieix-Plénet J, Perzynski R, Cousin F, Dubois E, Peyre V. Concentrated assemblies of magnetic nanoparticles in ionic liquids. Faraday Discuss 2015; 181:193-209. [DOI: 10.1039/c5fd00019j] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Maghemite (γ-Fe2O3) nanoparticles (NPs) can be successfully dispersed in a protic ionic liquid, ethylammonium nitrate (EAN), by transfer from aqueous dispersions into EAN. As the aqueous systems are well controlled, several parameters can be tuned. Their crucial role towards the interparticle potential and the structure of the dispersions is evidenced: (i) the size of the NPs tunes the interparticle attraction monitoring dispersions to be either monophasic or gas–liquid-like phase separated; (ii) the nature of the initial counterion in water (here sodium, lithium or ethylammonium) and the amount of added water (<20 vol%) modulate the interparticle repulsion. Very concentrated dispersions with a volume fraction of around 25% are obtained thanks to the gas–liquid-like phase separations. Such conclusions are derived from a fine structural and dynamical study of the dispersions on a large range of spatial scales by coupling several techniques: chemical analyses, optical microscopy, dynamic light scattering, magneto-optic birefringence and small angle scattering.
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Affiliation(s)
- Marianna Mamusa
- Université Pierre et Marie Curie – Paris 6 – PHENIX UMR CNRS 8234
- Paris
- France
- Consorzio per lo Sviluppo dei Sistemi Grande Interfase (CSGI)
- FI
| | | | - Régine Perzynski
- Université Pierre et Marie Curie – Paris 6 – PHENIX UMR CNRS 8234
- Paris
- France
| | - Fabrice Cousin
- Lab. Léon Brillouin
- UMR CNRS 12
- CE Saclay
- Gif sur Yvette
- France
| | - Emmanuelle Dubois
- Université Pierre et Marie Curie – Paris 6 – PHENIX UMR CNRS 8234
- Paris
- France
| | - Véronique Peyre
- Université Pierre et Marie Curie – Paris 6 – PHENIX UMR CNRS 8234
- Paris
- France
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10
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He Z, Alexandridis P. Nanoparticles in ionic liquids: interactions and organization. Phys Chem Chem Phys 2015; 17:18238-61. [DOI: 10.1039/c5cp01620g] [Citation(s) in RCA: 236] [Impact Index Per Article: 26.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Interactions between nanoparticles and ionic liquids can lead to a variety of organized structures.
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Affiliation(s)
- Zhiqi He
- Department of Chemical and Biological Engineering
- University at Buffalo
- The State University of New York (SUNY)
- Buffalo
- USA
| | - Paschalis Alexandridis
- Department of Chemical and Biological Engineering
- University at Buffalo
- The State University of New York (SUNY)
- Buffalo
- USA
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11
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Warner IM, El-Zahab B, Siraj N. Perspectives on Moving Ionic Liquid Chemistry into the Solid Phase. Anal Chem 2014; 86:7184-91. [DOI: 10.1021/ac501529m] [Citation(s) in RCA: 51] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Affiliation(s)
- Isiah M. Warner
- Department
of Chemistry, Louisiana State University, Baton Rouge, Louisiana 70803, United States
| | - Bilal El-Zahab
- Department
of Mechanical and Materials Engineering, Florida International University, Miami, Florida 33174, United States
| | - Noureen Siraj
- Department
of Chemistry, Louisiana State University, Baton Rouge, Louisiana 70803, United States
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