Search Results - "Ramírez de Arellano, Carmen"

Synthesis of Oxaspiranic Compounds through [3 + 2] Annulation of Cyclopropenones and Donor–Acceptor Cyclopropanes by Rivero, Alexandra R, Fernández, Israel, Ramírez de Arellano, Carmen, Sierra, Miguel A

“…The Sc(OTf)3-catalyzed [3 + 2]-annulation reaction between cyclopropenones and donor–acceptor cyclopropanes is described. The process leads directly to the…”
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Competitive Gold-Activation Modes in Terminal Alkynes: An Experimental and Mechanistic Study by Gimeno, Ana, Cuenca, Ana B., Suárez-Pantiga, Samuel, de Arellano, Carmen Ramírez, Medio-Simón, Mercedes, Asensio, Gregorio

“…The competition between π‐ and dual σ,π‐gold‐activation modes is revealed in the gold(I)‐catalyzed heterocyclization of 1‐(o‐ethynylaryl)urea. A noticeable…”
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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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Remote Control by π‑Conjugation of the Emissive Properties of Fischer Carbene-BODIPY Dyads by Chu, Gong M, Guerrero-Martínez, Andrés, Ramírez de Arellano, Carmen, Fernández, Israel, Sierra, Miguel A

“…The synthesis, structure, and complete characterization of mono- and bimetallic dyads joining Fischer carbene complexes and BODIPY chromophores are reported…”
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NHC-Stabilized Gold(I) Complexes: Suitable Catalysts for 6-exo-dig Heterocyclization of 1-(o-Ethynylaryl)ureas by Gimeno, Ana, Medio-Simón, Mercedes, de Arellano, Carmen Ramírez, Asensio, Gregorio, Cuenca, Ana B.

“…3-substituted 1-(o-ethynylaryl)ureas 1 selectively undergo either 6-exo-dig or 5-endo-dig cyclization (to give 4-methylene-3,4-quinazolin-2-ones 2 or indoles…”
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On the Use of Metal Purine Derivatives (M=Ir, Rh) for the Selective Labeling of Nucleosides and Nucleotides by Valencia, Marta, Martín-Ortiz, Mamen, Gómez-Gallego, Mar, Ramírez de Arellano, Carmen, Sierra, Miguel A.

“…The reactions of neutral or cationic IrIII and RhIII derivatives of phenyl purine nucleobases with unsymmetrical alkynes produce new metallacycles in a…”
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Direct Assembly of Polyarenes via C−C Coupling Using PIFA/BF3·Et2O by Faggi, Enrico, Sebastián, Rosa M, Pleixats, Roser, Vallribera, Adelina, Shafir, Alexandr, Rodríguez-Gimeno, Alejandra, Ramírez de Arellano, Carmen

“…Direct oxidative Kita-type coupling between naphthalene and substituted benzenes was found to proceed via four-component coupling, leading to a linear…”
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Electrocatalytic Behavior of Tetrathiafulvalene (TTF) and Extended Tetrathiafulvalene (exTTF) [FeFe] Hydrogenase Mimics by Torres, Alejandro, Collado, Alba, Gómez-Gallego, Mar, Ramírez de Arellano, Carmen, Sierra, Miguel A

“…TTF- and exTTF-containing [(μ-S2)­Fe2(CO)6] complexes have been prepared by the photochemical reaction of TTF or exTTF and [(μ-S2)­Fe2(CO)6]. These complexes…”
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Alternating Ferro/Antiferromagnetic Copper(II) Chain Containing an Unprecedented Triple Formato/Hydroxido/Sulfato Bridge by Gómez-García, Carlos J, Escrivà, Emilio, Benmansour, Samia, Borràs-Almenar, Juan J, Folgado, José-Vicente, Ramírez de Arellano, Carmen

“…The first example of a triple formato/hydroxido/sulfato (FHS) bridge for any metal is reported in compound [Cu2(bpym)­(OH)­(HCO2)­(SO4)­(H2O)2]·3H2O (1). Its…”
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Synthesis of Known and Previously Inaccessible Poly(pyrazolyl)Borates under Mild Conditions by Melero, María M., Kłosek, Zuzanna, Ramírez de Arellano, Carmen, Olmos, Andrea

“…Poly­(pyrazolyl)­borate ligands have been obtained through the reaction of highly reactive haloboranes with in situ formed pyrazolides under very mild…”
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Host-Guest Chemistry: Oxoanion Recognition Based on Combined Charge-Assisted C−H or Halogen-Bonding Interactions and Anion⋅⋅⋅Anion Interactions Mediated by Hydrogen Bonds by González, Lidia, Zapata, Fabiola, Caballero, Antonio, Molina, Pedro, Ramírez de Arellano, Carmen, Alkorta, Ibon, Elguero, José

“…Several bis‐triazolium‐based receptors have been synthesized and their anion‐recognition capabilities have been studied. The central chiral 1,1′‐bi‐2‐naphthol…”
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Heteropolymetallic [FeFe]-Hydrogenase Mimics: Synthesis and Electrochemical Properties by Torres, Alejandro, Collado, Alba, Gómez-Gallego, Mar, de Arellano, Carmen Ramírez, Sierra, Miguel A.

“…The synthesis and electrochemical properties of tetranuclear [Fe2S2]-hydrogenase mimic species containing Pt­(II), Ni­(II), and Ru­(II) complexes have been…”
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Properties of a Triazolopyridine System as a Molecular Chemosensor for Metal Ions, Anions, and Amino Acids by Chadlaoui, Mimoun, Abarca, Belén, Ballesteros, Rafael, Ramírez de Arellano, Carmen, Aguilar, Juan, Aucejo, Ricardo, García-España, Enrique

“…The characteristics as a chemosensor of the compound 3-methyl-6,8-di(2-pyridyl)-[1,2,3]triazolo[5‘,1‘:6,1]pyrido[2,3-d]pyrimidine (1) have been analyzed…”
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Triazole-Containing [FeFe] Hydrogenase Mimics: Synthesis and Electrocatalytic Behavior by Merinero, Alba D, Collado, Alba, Casarrubios, Luis, Gómez-Gallego, Mar, Ramírez de Arellano, Carmen, Caballero, Antonio, Zapata, Fabiola, Sierra, Miguel A

“…Through a Cu-catalyzed Huisgen cycloaddition between terminal alkynes and azides (CuAAC) reaction, azide [(μ-SCH2)2N­(4-N3C6H4)­Fe2(CO)6] has demonstrated to…”
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Single Heteroatom Fine-Tuning of the Emissive Properties in Organoboron Complexes with 7‑(Azaheteroaryl)indole Systems by Más-Montoya, Miriam, Usea, Laura, Espinosa Ferao, Arturo, Montenegro, María F, Ramírez de Arellano, Carmen, Tárraga, Alberto, Rodríguez-López, José N, Curiel, David

“…The application of organoboron compounds as light-absorbing or light-emitting species in areas as relevant as organic electronics or biomedicine has motivated…”
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Dual Role of Vinyl Sulfonamides as N‐Nucleophiles and Michael Acceptors in the Enantioselective Synthesis of Bicyclic δ‐Sultams by Mulet, Cristina, Escolano, Marcos, Llopis, Sebastián, Sanz, Sergio, Ramírez de Arellano, Carmen, Sánchez‐Roselló, María, Fustero, Santos, del Pozo, Carlos

“…A new methodology for the synthesis of enantiomerically enriched bicyclic δ‐sultams is described, involving an initial organocatalytic intramolecular…”
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An Entry to Mixed NHC-Fischer Carbene Complexes and Zwitterionic Group 6 Metal Alkenyls by Sierra, Miguel A., Merinero, Alba D., Giner, Elena A., Gómez-Gallego, Mar, Ramírez de Arellano, Carmen

“…The addition of NHCs to α,β‐unsaturated Cr0 and W0 (Fischer) carbene complexes is strongly dependent on the electrophilicity of the carbene carbon…”
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Preorganized Fluorescent Receptor for the Preferential Binding of the Glutarate Anion by Más-Montoya, Miriam, Curiel, David, Ramírez de Arellano, Carmen, Tárraga, Alberto, Molina, Pedro

“…A carbazolo[1,2‐a]carbazole‐2,11‐dicarboxamide has been synthesized and studied as a dicarboxylate anion receptor. The preorganized structure of this ligand…”
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Sequential Reactions of Alkynes on an Iridium(III) Single Site by Giner, Elena A., Gómez‐Gallego, Mar, Merinero, Alba D., Casarrubios, Luis, Ramírez de Arellano, Carmen, Sierra, Miguel A.

“…Sequential insertion of terminal alkynes on IrIII cyclometalated complexes allow the formation of novel metallapolycycles in a controlled and efficient manner…”
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Asymmetric Synthesis of Fluorinated Amino Macrolactones through Ring-Closing Metathesis by Fustero, Santos, Fernández, Begoña, Sanz-Cervera, Juan F, Mateu, Natalia, Mosulén, Silvia, Carbajo, Rodrigo J, Pineda-Lucena, Antonio, Ramírez de Arellano, Carmen

“…The synthesis of new chiral fluorinated amino and azamacrolactones of types 1 and 2 is described. A ring-closing metathesis (RCM) reaction constitutes the key…”
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