Listar QUIO_Articles por autoría "cc138b76-0717-49df-a938-2fcdaf7a1bb6"
Mostrando ítems 21-40 de 41
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Highly Selective Anion Template Effect in the Synthesis of Constrained Pseudopeptidic Macrocyclic Cyclophanes
Esteve Franch, Ferran; Altava, Belen; Bolte, Michael; Burguete, M. Isabel; Garcia-Verdugo, Eduardo; Luis, Santiago V. American Chemical Society (2019-12-20)Herein, we report the synthesis of a novel family of constrained pseudopeptidic macrocyclic compounds containing the hexahydropyrrolo[3,4-f]isoindolocyclophane scaffold and involving four coupled substitution reactions in ... -
Imidazole and Imidazolium antibacterial drugs derived from amino acids
Valls Ten, Adriana; Andreu Olaria, Jose Juan; Luis, Santiago V.; Falomir, Eva; Atrián-Blasco, Elena; Mitchell, Scott George; Altava, Belen MDPI (2020-12-21)The antibacterial activity of imidazole and imidazolium salts is highly dependent upon their lipophilicity, which can be tuned through the introduction of different hydrophobic substituents on the nitrogen atoms of the ... -
Imidazolium based gemini amphiphiles derived from L-valine. Structural elements and surfactant properties
Valls Ten, Adriana; Altava, Belen; Aseyev, Vladimir; Garcia-Verdugo, Eduardo; Luis, Santiago V. Elsevier (2021-09-02)Imidazolium amphiphiles often display excellent surfactants properties, while amide functionalities and chirality can implement self-assembly. The introduction of these functionalities in imidazolium gemini amphiphiles is ... -
Immobilized Supramolecular Systems as Efficient Synzymes for CO2 Activation and Conversion
Esteve Franch, Ferran; Escrig, Adrian; Porcar Garcia, Raul; Luis, Santiago V.; Altava, Belen; Garcia-Verdugo, Eduardo Wiley (2022-03)Supramolecular catalysis can provide distinct advantages for the catalytic conversion of CO2 into carbonates by cycloaddition to epoxides. For example, the absence of metals in the catalytic site, and the easy design for ... -
Ionic liquids and continuous flow processes: a good marriage to design sustainable processes
Garcia-Verdugo, Eduardo; Altava, Belen; Burguete, M. Isabel; Lozano, Pedro; Luis, Santiago V. Royal Society of Chemistry (2015)In the last few years the use of Ionic Liquids (ILs) as alternative solvents for (bio)catalytic processes has increased substantially, and the benefits and different approaches reported to combine continuous flow systems ... -
LCST-type polymers based on chiral-polymeric ionic liquids
Montolio Breva, Silvia; González, Laura; Altava, Belen; Tenhu, Heikki; Burguete, M. Isabel; Garcia-Verdugo, Eduardo; Luis, Santiago V. Royal Society of Chemistry (2014)The self-assembly of linear polymers containing chiral IL units generates a high-order supramacromolecular structure with a complex hierarchical architecture, which is able to exhibit thermoresponsive behavior (lower ... -
Open chain pseudopeptides as hydrogelators with reversible and dynamic responsiveness to pH, temperature and sonication as vehicles for controlled drug delivery
Valls Ten, Adriana; Burguete, M. Isabel; Kuret, Laura; Altava, Belen; Luis, Santiago V. Elsevier (2022-01-25)A new family of open chain-pseudopeptidic compounds displaying a pendant carboxylic group have been prepared with excellent yields. Their self-assembly has been studied under different conditions and in different media. ... -
Polymer-supported chiral α-amino amides for the asymmetric addition of diethylzinc to aldehydes: Transforming an inactive homogeneous system into an efficient catalyst
Escorihuela, Jorge; González, Laura; Altava, Belen; Burguete, M. Isabel; Luis, Santiago V. Elsevier (2013-07-10)A series of polymer-supported α-amino amides derived from natural amino acids have been easily synthesized and fully characterized. Their chiral Zn (II) complexes catalyzed the enantioselective addition of diethylzinc to ... -
Polymeric Ionic Liquids Derived from L-Valine for the Preparation of Highly Selective Silica-Supported Stationary Phases in Gas Chromatography
González-Rodríguez, Jorge; Valls Ten, Adriana; Arias Abrodo, Pilar; Gutiérrez, Dolores; González Álvarez, Jaime; Altava, Belen; Luis, Santiago V. MDPI (2020)A series of silica-supported polymeric ionic liquid (PIL)-based stationary phases derived from a vinylic L-valine ionic liquid monomer and divinylbenzene (DVB) as the crosslinking agent have been prepared and studied as ... -
Preparation of nanofibers mats derived from task-specific polymeric ionic liquid for sensing and catalytic applications
Valverde Barquero, David; Mu´ñoz, Ivan; Garcia-Verdugo, Eduardo; Altava, Belen; Luis, Santiago V. MDPI (2021-09-15)Nanofibers mats derived from the task-specific functionalized polymeric ionic liquids based on homocysteine thiolactone are obtained by electrospinning them as blends with polyvinylpyrrolidone. The presence of this functional ... -
Pseudopeptidic Macrocycles as Cooperative Minimalistic Synzyme Systems for the Remarkable Activation and Conversion of CO2 in the Presence of Chloride Anion
Esteve Franch, Ferran; Altava, Belen; Burguete, M. Isabel; Bolte, Michael; Garcia-Verdugo, Eduardo; Luis, Santiago V. Royal Society of Chemistry (2020-06-30)A series of pseudopeptidic compounds have been assayed as organocatalyts for the conversion of CO2 into organic car-bonates through a cooperative multifunctional mechanism. Conformationally constrained pseudopeptidic ... -
Supported ionic liquid-like phases as efficient solid ionic solvents for the immobilisation of alcohol dehydrogenases towards the development of stereoselective bioreductions
Porcar Garcia, Raul; Lavandera, Ivan; Lozano, Pedro; Altava, Belen; Luis, Santiago V.; Gotor Fernández, Vicente; Garcia-Verdugo, Eduardo Royal Society of Chemistry (2021)PORCAR, Raul, et al. Supported Ionic Liquid-Like Phases as efficient solid ionic solvent for the immobilisation of alcohol dehydrogenases towards the development of stereoselective bioreductions. Green Chemistry, 2021. -
Supramolecularly assisted synthesis of chiral tripodal imidazolium compounds
Valls Ten, Adriana; Altava, Belen; Burguete, M. Isabel; Escorihuela, Jorge; Martí-Centelles, Vicente; Luis, Santiago V. Royal Society of Chemistry (2019)A strong preference for the formation of tripodal systems over the related monotopic and ditopic compounds is observed for the reaction between tris(halomethyl)benzenes and imidazoles derived from amino acids and containing ... -
Synthesis of chiral room temperature ionic liquids from amino acids – application in chiral molecular recognition
González, Laura; Altava, Belen; Bolte, Michael; Burguete, M. Isabel; Garcia-Verdugo, Eduardo; Luis, Santiago V. Wiley-VCH Verlag (2012)A series of structurally new room temperature chiral ionic liquids based on an imidazolium group and derived from natural amino acids have been synthesized and studied as chiral shift agents for the chiral discrimination ... -
Synthesis of new chiral imidazolium salts derived from amino acids: their evaluation in chiral molecular recognition
Altava, Belen; Barbosa, Dalgi S.; Escorihuela, Jorge; Luis, Santiago V.; Burguete, M. Isabel Elsevier (2009)A family of new imidazolium salts derived from natural amino acids has been synthesized and tested for NMR enantiodiscrimination, as chiral shift reagents, of carboxylic acids. These imidazolium receptors contain different ... -
The role of the side chain in the conformational and self-assembly patterns of C2-symmetric Val and Phe pseudopeptidic derivatives
Gorla, Lingaraju; Martí-Centelles, Vicente; Altava, Belen; Burguete, M. Isabel; Luis, Santiago V. Royal Society of Chemistry (2019)The self-assembly patterns of a family of C2-symmetric pseudopeptidic compounds have been studied in the crystalline state, analysing the influence of both the nature of the central spacer and that of the side chain of the ... -
Tools and new metric (Macrocyclization Environmental Impact - MEI) to tackle the sustainability of macrocyclization reactions
Esteve Franch, Ferran; Altava, Belen; Luis, Santiago V.; Garcia-Verdugo, Eduardo Elsevier (2023-10-06)Albeit the numerous scientific advantages provided by macrocyclic compounds, there is still a significant gap between the “proof of concept” research and their application. This is a direct consequence of the challenging ... -
Towards highly efficient continuous-flow catalytic carbon dioxide cycloadditions with additively manufactured reactors
Valverde Barquero, David; Porcar Garcia, Raul; Zanatta, Marcileia; Alcalde, Sergio; Altava, Belen; Sans, Victor; Garcia-Verdugo, Eduardo The Royal Society of Chemistry (2022-03-22)Developing efficient and sustainable methodologies to transform CO2 into added-value chemicals is an important strategy for decarbonization in the chemical industry. Here, a new multi-scale approach for the cycloaddition ... -
Tripodal amphiphilic pseudopeptidic nanovesicles as p-coumaric acid delivery systems for brain cancer cells
Lotfallah, Ahmed H.; Andreu Olaria, José Juan; Hathout, R.M.; Kassem, D.H.; Ibrahim, S.S.; Altava, Belen; Garcia-Verdugo, Eduardo; Luis, Santiago V. Elsevier (2022-11)Nanovesicles based on tripodal amphiphilic pseudopeptides are prepared as carriers for p-coumaric acid (p-CA) delivery. Loaded nanovesicles are obtained by both thin film hydration and ethanol injection methods with ... -
Unravelling the Supramolecular Driving Forces in the Formation of CO2-Responsive Pseudopeptidic Low-Molecular-Weight Hydrogelators
Esteve Franch, Ferran; Villanueva Antoli, Alexis; Altava, Belen; Garcia-Verdugo, Eduardo; Luis, Santiago V. MDPI (2022): A new family of C2 -symmetric pseudopeptides with a high functional density for supramolecular interactions has been synthetized through the attachment of four amino acid subunits to a diamino aliphatic spacer. The ...