Search Results - "Tárraga, Alberto"

A Bisferrocene-Benzobisimidazole Triad as a Multichannel Ditopic Receptor for Selective Sensing of Hydrogen Sulfate and Mercury Ions by Alfonso, María, Tárraga, Alberto, Molina, Pedro

“…The bisferrocene-benzobisimidazole triad behaves as a selective redox and fluorescent chemosensor for HSO4 – and Hg2+ ions, exhibiting an easily detectable…”
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Imidazole derivatives: a comprehensive survey of their recognition properties by Molina, Pedro, Tárraga, Alberto, Otón, Francisco

“…Due to its amphoteric nature the imidazole ring can function as selective and effective anion and/or cation and even neutral organic molecules receptor system…”
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Ferrocenylbenzobisimidazoles for Recognition of Anions and Cations by Alfonso, María, Tárraga, Alberto, Molina, Pedro

“…The preparation of 2,7-disubstituted benzobisimidazoles decorated with substituents displaying different electrooptical properties is described. The presence…”
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A Click-Generated Triazole Tethered Ferrocene−Pyrene Dyad for Dual-Mode Recognition of the Pyrophosphate Anion by Romero, Tomás, Caballero, Antonio, Tárraga, Alberto, Molina, Pedro

“…The ferrocene-pyrene dyad 3 is able to selectively sense the pyrophosphate anion. The anion recognition was evaluated using electrochemistry, 1H NMR, as well…”
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Cation Coordination Induced Modulation of the Anion Sensing Properties of a Ferrocene−Imidazophenanthroline Dyad: Multichannel Recognition from Phosphate-Related to Chloride Anions by Zapata, Fabiola, Caballero, Antonio, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

“…A new chemosensor molecule 1 based on a ferrocene-imidazophenanthroline dyad, effectively recognizes aqueous hydrogenpyrophosphate and the organic anions ADP…”
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Ferrocene-Based Heteroditopic Receptors Displaying High Selectivity toward Lead and Mercury Metal Cations through Different Channels by Alfonso, María, Tárraga, Alberto, Molina, Pedro

“…The synthesis and electrochemical, optical, and ion-sensing properties of ferrocene−imidazophenazine dyads are presented. Dyad 4 behaves as a highly selective…”
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A Simple but Effective Dual Redox and Fluorescent Ion Pair Receptor Based on a Ferrocene−Imidazopyrene Dyad by Alfonso, María, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

“…The ferrocene−imidazopyrene dyad, bearing the imidazole ring as the only receptor site, acts as a redox and optical molecular sensor for ion pairs, exhibiting…”
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Pyrrole, imidazole, and triazole derivatives as ion-pair recognition receptors by Alfonso, María, Tárraga, Alberto, Molina, Pedro

“…[Display omitted] •Recent developments in azole-based receptors are reported.•Unprecedented formation of ion-pair complexes in solid state is…”
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Electrochemical and Fluorescent Ferrocene-Imidazole-Based Dyads as Ion-Pair Receptors for Divalent Metal Cations and Oxoanions by Alfonso, María, Espinosa Ferao, Arturo, Tárraga, Alberto, Molina, Pedro

“…In the tricyclic bis­(heteroaryl)­substituted ferrocenyl-imidazo-quinoxalines 7 and 8, the presence of redox and fluorescent units at the heteroaromatic core,…”
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Ferrocene-Based Small Molecules for Multichannel Molecular Recognition of Cations and Anions by Molina, Pedro, Tárraga, Alberto, Caballero, Antonio

“…This manuscript provides a summary of the relatively large body of research on the preparation and sensing properties of ferrocenes containing nitrogen…”
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Rigid π‑Extended Boron Difluoride Complex with Mega-Stokes Shift for Bioimaging by Más-Montoya, Miriam, Montenegro, María F, Espinosa Ferao, Arturo, Tárraga, Alberto, Rodríguez-López, José Neptuno, Curiel, David

“…The rational design of a rigid π-extended ligand, suitable for the formation of four-coordinate boron complexes, has led to the synthesis of the fused…”
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Preparation, Structural Characterization, Electrochemistry, and Sensing Properties toward Anions and Cations of Ferrocene-Triazole Derivatives by Romero, Tomás, Orenes, Raúl A, Tárraga, Alberto, Molina, Pedro

“…A number of monosubstituted (3, 4, 6, 8, 9, 11, and 13) and disubstituted (15 and 16) ferrocene-derived triazoles have been prepared, by using the…”
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Bis(indolyl)methane derivatives as highly selective colourimetric and ratiometric fluorescent molecular chemosensors for Cu2+ cations by Martínez, Rosario, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

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Ferrocene-Substituted Nitrogen-Rich Ring Systems as Multichannel Molecular Chemosensors for Anions in Aqueous Environment by Zapata, Fabiola, Caballero, Antonio, Tárraga, Alberto, Molina, Pedro

“…The synthesis, electrochemical, optical, and anion sensing properties of ferrocene-fused imidazole dyads are presented. Ferrocene-benzobisimidazole dyad 1…”
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A new bis(pyrenyl)azadiene-based probe for the colorimetric and fluorescent sensing of Cu(II) and Hg(II) by Martínez, Rosario, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

“…A novel colorimetric and fluorescent chemosensor 2, made up of two pyrene units connected by a 2-aza-1,3-butadiene ionophore, was designed and prepared for the…”
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Synthesis, Structural Charaterization, and Electrochemical and Optical Properties of Ferrocene–Triazole–Pyridine Triads by Romero, Tomás, Orenes, Raúl A, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

“…The synthesis and electrochemical, optical, and cation-sensing properties of the ferrocene–triazole–pyridine triads 3 and 5 are presented. Azidoferrocene 1 and…”
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The ferrocene-pyrylium dyad as a selective colorimetric chemodosimeter for the toxic cyanide and hydrogen sulfide anions in water by Sola, Antonia, Tárraga, Alberto, Molina, Pedro

“…The ferrocene-pyrylium dyad behaves as a selective redox and colorimetric chemodosimeter for CN(-) and HS(-) anions, exhibiting a clear perturbation in the…”
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2-Aza-1,3-butadiene Derivatives Featuring an Anthracene or Pyrene Unit:  Highly Selective Colorimetric and Fluorescent Signaling of Cu2+ Cation by Martínez, Rosario, Zapata, Fabiola, Caballero, Antonio, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

“…A new probe based on an anthryl derivative bearing an azadiene side chain selectively senses Cu2+ in acetonitrile through two different channels:  the…”
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Ion Pair Recognition Receptor Based on an Unsymmetrically 1,1′-Disubstituted Ferrocene–Triazole Derivative by Otón, Francisco, González, María del Carmen, Espinosa, Arturo, Ramírez de Arellano, Carmen, Tárraga, Alberto, Molina, Pedro

“…The ferrocene–triazole derivative 4, available from 1,1′-bis(diazido)ferrocene by sequential functionalization through click-type chemistry and the Staudinger…”
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A Selective Redox and Chromogenic Probe for Hg(II) in Aqueous Environment Based on a Ferrocene−Azaquinoxaline Dyad by Zapata, Fabiola, Caballero, Antonio, Espinosa, Arturo, Tárraga, Alberto, Molina, Pedro

“…A new chemosensor molecule 4 based on a ferrocene-azaquinoxaline dyad effectively recognizes Hg2+ in an aqueous environment as well as Pb2+ and Zn2+ metal…”
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