Now showing items 236-255 of 378

    • Photoinduced Proton and Charge Transfer in 2‑(2′- Hydroxyphenyl)imidazo[4,5‑b]pyridine 

      Brenlla, Alfonso; Veiga Gutiérrez, Manoel; Pérez Lustres, José Luis; Ríos Rodríguez, M. Carmen; Rodríguez-Prieto, Flor; Mosquera González, Manuel (American Chemical Society, 2013)
      This paper deals with the interplay between solvent properties and isomerism of 2-(2′-hydroxyphenyl)imidazo[4,5-b]pyridine (1), and the proton and charge-transfer processes that the different isomers undergo in the ...
    • Poly(acryloyl hydrazide), a versatile scaffold for the preparation of functional polymers: synthesis and post-polymerisation modification 

      Crisan, Daniel; Creese, Oliver; Brioso, Jose Luis; Montenegro García, Javier; Fernández Trillo, Francisco (Royal Society of Chemistry, 2017)
      Here we present the synthesis and post-polymerisation modification of poly(acryloyl hydrazide), a versatile scaffold for the preparation of functional polymers: poly(acryloyl hydrazide) was prepared from commercially ...
    • Poly(phenylacetylene) Amines: A General Route to Water-Soluble Helical Polyamines 

      Suárez Picado, Esteban; Quiñoá Cabana, Emilio; Riguera Vega, Ricardo; Freire Iribarne, Félix Manuel (American Chemical Society, 2018-09-12)
      Polyphenylacetylenes bearing prim- and secamine groups are barely known due to their poisoning activity towards the polymerization catalyst. Herein we prepare 11 different amino polymers in high yields by direct ...
    • Polymer assisted deposition of epitaxial oxide thin films 

      Vila-Fungueiriño, José M.; Rivas Murias, Beatriz; Rubio-Zuazo, Juan; Carretero-Genevrier, Adrián; Lazzari, Massimo; Rivadulla, Francisco (Royal Society of Chemistry, 2018)
      Chemical solution methods for thin-film deposition constitute an affordable alternative to high-vacuum physical technologies, like Sputtering, Pulsed Laser Deposition (PLD) or Molecular Beam Epitaxy (MBE). Particularly, ...
    • Polymeric Helical Structures à la Carte by Rational Design of Monomers 

      Cobos Cabrera, Scarlet Katherine; Rodríguez Riego, Rafael; Domarco Álvarez, Olaya; Fernández Rodríguez, Berta; Quiñoá Cabana, Emilio; Riguera Vega, Ricardo; Freire Iribarne, Félix Manuel (American Chemical Society, 2020)
      Preparation of helical structures à la carte by monomer design of dynamic helical polymers such as poly(phenylacetylene)s (PPAs) is a difficult task due to conformational freedom of the polyene backbone. Herein, we study ...
    • Practical, Large-Scale Preparation of Benzoxepines and Coumarins through Rhodium(III)-Catalyzed C–H Activation/Annulation Reactions 

      Gulías Costa, Moisés; Marcos Atanes, Daniel; Mascareñas Cid, José Luis; Font Molins, Marc (American Chemical Society, 2019)
      Herein we disclose the assembly of benzoxepines and coumarins from 2-alkenylphenol precursors using [Cp*RhCl2]2 as the precatalyst and alkynes or carbon monoxide as reacting partners. The preparation of benzoxepines and ...
    • Predicting PSR Filters by Transverse Relaxation Enhancements 

      Correa, Juan; Pinto, Luiz F.; Riguera Vega, Ricardo; Fernández Megía, Eduardo (American Chemical Society, 2015)
      The paramagnetic spin relaxation (PSR) filter allows the suppression of the NMR resonances of individual components in mixtures according to their Gd3+-complexing ability. The difficulty in predicting this property hampers, ...
    • Predicting the Helical Sense of Poly(phenylacetylene)s from their Electron Circular Dichroism Spectra 

      Fernández Rodríguez, Berta; Rodríguez Riego, Rafael; Rizzo, Antonio; Quiñoá Cabana, Emilio; Riguera Vega, Ricardo; Freire Iribarne, Félix Manuel (Wiley, 2018)
      The calculated ECD spectrum (time‐dependent density functional theory TD‐DFT) for small oligomers of polyphenylacetylenes (PPAs) show a very good match with the experimental spectra of the PPA polymers, particularly with ...
    • Programmed stereoselective assembly of DNA-binding helical metallopeptides 

      Gamba, Ilaria; Rama, Gustavo; Ortega-Carrasco, Elisabeth; Maréchal, Jean-Didier; Martínez Costas, José Manuel; Vázquez Sentís, Marco Eugenio; Vázquez López, Miguel (Royal Society of Chemistry, 2014)
      A flexible and versatile synthetic approach for the construction of water-stable DNA-binding chiral peptide helicates based on the solid phase peptide synthesis (SPPS) methodology is reported
    • QM/MM simulations identify the determinants of catalytic activity differences between type II dehydroquinase enzymes 

      Lence Quintana, Emilio José; der Kamp, Marc W. van; González Bello, Concepción; Mulholland, Adrian J. (Royal Society of Chemistry, 2018)
      Type II dehydroquinase enzymes (DHQ2), recognized targets for antibiotic drug discovery, show significantly different activities dependent on the species: DHQ2 from Mycobacterium tuberculosis (MtDHQ2) and Helicobacter ...
    • Quantification of the interfacial and bulk contributions to the longitudinal spin Seebeck effect 

      Jiménez Cavero, Pilar; Lucas, Irene; Bugallo Ferrón, David; López Bueno, Carlos; Ramos Amigo, Rafael Enrique; Algarabel, Pedro Antonio; Ibarra, Manuel Ricardo; Rivadulla Fernández, José Francisco; Morellón, Luis (AIP Publishing, 2021)
      We report the disentanglement of bulk and interfacial contributions to the thermally excited magnon spin current in the spin Seebeck effect under static heating. For this purpose, we have studied the dependence of the ...
    • Raman Optical Activity (ROA) as a New Tool to Elucidate the Helical Structure of Poly(phenylacetylene)s 

      Palomo, Luis; Rodríguez Riego, Rafael; Medina, Samara; Quiñoá Cabana, Emilio; Casado, Juan; Freire Iribarne, Félix Manuel; Ramírez, Francisco Javier (Wiley, 2020)
      Poly(phenylacetylene)s are a family of helical polymers constituted by conjugated double bonds. Raman spectra of these polymers show a structural fingerprint of the polyene backbone which, in combination with its helical ...
    • Real-Time Evaluation of Binding Mechanisms in Multivalent Interactions: A Surface Plasmon Resonance Kinetic Approach 

      Munoz, Eva Maria; Correa, Juan; Riguera Vega, Ricardo; Fernández Megía, Eduardo (American Chemical Society, 2013)
      Multivalency is a key, ubiquitous phenomenon in nature characterized by a complex combination of binding mechanisms, with special relevance in carbohydrate–lectin recognition. Herein we introduce an original surface plasmon ...
    • Real-time investigation of dynamic protein crystallization in living cells 

      Schonherr, R.; Klinge, M.; Rudolph, J. M.; Fita, K.; Rehders, D.; Lubber, F.; Schneegans, S.; Majoul, I. V.; Duszenko, M.; Betzel, C.; Brandariz Núñez, Alberto; Martínez Costas, José Manuel; Duden, R.; Redecke, L. (AIP Publishing, 2015)
      X-ray crystallography requires sufficiently large crystals to obtain structural insights at atomic resolution, routinely obtained in vitro by time-consuming screening. Recently, successful data collection was reported from ...
    • Real-time investigation of dynamic protein crystallization in living cells 

      Schönherr, R.; Klinge, M.; Rudolph, J. M.; Fita, K.; Rehders, D.; Lübber, F.; Schnnegans, S.; Majoul, I. V.; Duszenko, M.; Betzel, C.; Brandariz Núñez, Alberto; Martínez Costas, José Manuel; Duden, R.; Redecke, L. (AIP Publishing, 2015)
      X-ray crystallography requires sufficiently large crystals to obtain structural insights at atomic resolution, routinely obtained in vitro by time-consuming screening. Recently, successful data collection was reported from ...
    • Recent Advances in Controlling the Internal and External Properties of Self‐Assembling Cyclic Peptide Nanotubes and Dimers 

      Rodríguez Vázquez, Nuria; Amorín López, Manuel; Granja Guillán, Juan Ramón (Royal Society of Chemistry, 2017-06-07)
      One of the most powerful strategies for the preparation of nanotubes is based on the stacking of flat-shaped cyclic peptide components. This strategy allows precise control of the nanotube internal diameter, the external ...
    • Recent Advances in Ruthenium-Catalyzed Carbene/Alkyne Metathesis (CAM) Transformations 

      Padín Santos, Damián; Varela Carrete, Jesús Ángel; Saá Rodríguez, Carlos (Thieme, 2020)
      Carbene intermediates have shown versatile applications in modern synthetic chemistry. Catalytic ruthenium carbene/alkyne metathesis (CAM) with readily available substrates renders an efficient procedure for the in situ ...
    • Recent Advances in Transition-Metal Catalyzed Oxidative Annulations to Benzazepines and Benzodiazepines 

      Velasco Rubio, Álvaro; Varela Carrete, Jesús Ángel; Saá Rodríguez, Carlos (Wiley, 2020)
      Benzazepines and benzodiazepines, benzofused seven-membered N-heterocycles, compose an important family of natural products and pharmaceuticals. Although certainly important and effectives, classical synthetic methods of ...
    • Recently developed synthetic compounds with anti-infective activity 

      González Bello, Concepción (Elsevier, 2019)
      The ability of antibiotics to cure bacterial infections is at a serious risk due to the emergence and worldwide spread of superbugs. A lack of innovation and investment for almost 50 years has led to significant efforts ...
    • Recruitment of RNA molecules by connexin RNA-binding motifs: Implication in RNA and DNA transport through microvesicles and exosomes 

      Varela-Eirin, Marta; Varela-Vazquez, Adrian; Rodríguez-Candela Mateos, Marina; Vila-Sanjurjo, Anton; Fonseca, Eduardo; Mascareñas Cid, José Luis; Vázquez Sentís, Marco Eugenio; Mayan, Maria D. (Elsevier, 2017-04)
      Connexins (Cxs) are integral membrane proteins that form high-conductance plasma membrane channels, allowing communication from cell to cell (via gap junctions) and from cells to the extracellular environment (via ...





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