Now showing items 1-20 of 44

    • Venegas Yazigi, Diego; Spodine Spiridonova, Evgenia; Saldias, Marianela; Vega, Andrés; Paredes García, Verónica; Calvo, Rafael; Santana, Ricardo Costa de (American Chemical Society, 2015)
      We report the crystal face indexing and molecular spatial orientation, magnetic properties, electron paramagnetic resonance (EPR) spectra, and density functional theory (DFT) calculations of two previously reported oxovanadium ...
    • Venegas Yazigi, Diego; Vega, Andrés; Valdes de la Barra, Karen; Saldías, Marianela; Le Fur, Eric (2012)
      The structure of the title compound, poly[(dihydrogenphosphato-?O)(mu 3-hydrogenphosphato)di-mu-oxido-(1,10-phenanthroline)copper(II)vanadium(V)], [CuV(HPO4)(H2PO4)O2(C12H8N2)]n, is defined by [(phen)Cu mu-(?2O:O'-VP2O10 ...
    • Cancino, P.; Vega, Andrés; Santiago Portillo, Andrea; Navalon, Sergio; Alvaro, Mercedes; Aguirre Álvarez, Pedro; Spodine Spiridonova, Evgenia; García, Hermenegildo (Royal Society of Chemistry, 2016)
      The synthesis and structure of a novel heteronuclear Cu-II and La-III metal organic framework (MOF) having pyridinedicarboxylic acid (CuLa-MOF) is reported. The obtained MOF with the formula {[Cu0.5La2(HPDC)(PDC)(2)(SO4) ...
    • Vega, Andrés; Saillard, Jean Yves (2004)
      DFT calculations on Cu4(μ3-X)4L 4 (X = H, CH3, CCH, F, Cl, Br, I; L = NH3, PH3) indicate that, regardless of its nature, X- acts essentially as a two-electron σ-type ligand and that the covalent part of the Cu⋯Cu bonding ...
    • Spada, Ramiro M.; Cepeda-Plaza, Marjorie; Gómez, María L.; Günther Sapunar, Germán; Jaque, Pablo; Pizarro, Nancy; Palacios, Rodrigo E.; Vega, Andrés (American Chemical Society, 2015)
      © 2015 American Chemical Society.Rhenium complexes are versatile molecular building blocks whose tunable photophysical properties are useful in diverse opto-related applications. Herein we report the synthesis and ...
    • Moreno, Yanko; Vega, Andrés; Spodine Spiridonova, Evgenia; Ushak, Esvetlana; Baggio, Ricardo (2004)
      The crystal structure of copper compound, [Cu2(VO 2)(HPO4)2 (NO3)(bpy)2].X was studied. These chemically isostructural systems were obtained by hydrothermal methods, which differ in the solvate molecules stabilizing the ...
    • Gil, Yolimar; Fuentealba, Pablo; Vega, Andrés; Spodine Spiridonova, Evgenia; Aravena, Daniel (Royal Soc. Chemistry, 2020)
      A family of hexaazamacrocyclic lanthanide complexes, [Ln(L-n)(NCS)(3)] (Ln(III) = Dy, Er; n = 1-3) has been synthesized and characterized by single-crystal X-ray diffraction, magnetic measurements and ab initio calculations. ...
    • Victoriano, Luis I.; Garland, María Teresa; Vega, Andrés; Lopez, César (1998)
    • Hermosilla-Ibáñez, Patricio; Cañon Mancisidor, Walter; Costamagna, Juan; Vega, Andrés; Paredes García, Verónica; Garland, María Teresa; Le Fur, Eric; Cador, Olivier; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego (Royal Society of Chemistry, 2014)
      In the present work, the synthesis and structural characterization of four new polyoxovanadoborate (BVO) frameworks based on the [V12B 18O60H6]10- polyanion are reported: (NH4)8(1,3-diapH2)[V12B 18O60H6]·5H2O (1), K ...
    • Paredes García, Verónica; Vega, Andrés; Novak, Miguel A.; Vaz, Maria G.F.; Souza, Denise A.; Venegas Yazigi, Diego; Spodine Spiridonova, Evgenia (2009)
      A structural and magnetic characterization of a trinuclear chiral Mn(ll) formate three-dimensional framework exhibiting a triangular arrangement is presented. Compound Na3[Mn3(HCOO)9] was obtained by solvothermal synthesis ...
    • Altamirano, Jaime Antonio; Pinto, Iván Federico; Vilches, Roberto Mauricio; Díaz, Jorge Gonzalo; Sandoval, Camilo; Vidal Faune, Álvaro Daniel; Canals Lambarri, Mauricio; Román, Cristóbal; Rojas, Alejandro; Quiroz, María Jesús; Vega, Andrés (Amer Soc. Clinical Oncology, 2016)
    • Dávila Izquierdo, Rubén; Farías, Nicolás; Sañudo, Carolina; Vega, Andrés; Escuer, Albert; Soler Jauma, Mónica; Manzur Saffie, Jorge (Royal Society of Chemistry, 2016)
      A dinuclear cobalt(II), [Co2(kappa(4)-O,O', N,N'-L)(2)(mu-O,O'-HCOO)](ClO4)center dot(C2H5)(2)O (1) and a linear mixed valence trinuclear manganese, [Mn-3(kappa(4)-O,O', N,N'-L)(2)(mu-CH3O)(2)(mu-O,O'-CH3COO)(2)]center dot ...
    • Pizarro, Nancy; Duque, Mario; Chamorro, Eduardo; Nonell, Santi; Manzur Saffie, Jorge; De la Fuente, Julio; Günther Sapunar, Germán; Cepeda Plaza, Marjorie; Vega, Andrés (American Chemical Society, 2015)
      © 2015 American Chemical Society. The spectroscopic, electrochemical, and photophysical properties of the new complex [P,N-{(C<inf>6</inf>H<inf>5</inf>)<inf>2</inf>(C<inf>5</i ...
    • Gil Sánchez, Yolimar; LLanos, Leonel; Cancino Rivera, Patricio; Fuentealba Castro, Pablo; Vega, Andrés; Spodine Spiridonova, Evgenia; Aravena, Daniel (American Chemical Society, 2020)
      To study how second-sphere interactions affect single-molecule magnet (SMM) properties of mononuclear lanthanide systems, two dysprosium(III) complexes [Dy(N-NCS)(3)(H2O)(5)]center dot 0.45(KSCN)(18-crown-6) (1) and ...
    • Manzur Saffie, Jorge; Mora, H.; Paredes García, Verónica; Vega, Andrés; Novak, M. A. (2013)
      A new 2-[(bis(2-pyridylmethyl)amino)methyl]-4-methyl-6-(methylthio)phenol copper(II) perchlorate, complex, [Cu-2(mu-SL)(2)](ClO4)(2) (1), was synthesized and magnetically and structurally characterized. The complex consists ...
    • Saldías, Marianela; Guzmán, Nicolás; Palominos, Franco; Sandoval-Altamirano, Catalina; Günther, Germán; Pizarro, Nancy; Vega, Andrés (American Chemical Society, 2019)
      The direct reaction of a series of substituted (1H-pyrazol-1-yl)pyridazine (L I : 6-(1H-pyrazolyl)pyridazine; L II : 3-chloro-6-(1H-pyrazole-1-yl)-pyridazine; L III : 6-(1H-3,5-dimethylpyrazolyl)pyridazine-3-carboxylic ...
    • Manzur, Jorge; Poblete, Carolina; Morales, Jeannette; Costa de Santana, Ricardo; Queiroz Maia, Lauro June; Vega, Andrés; Fuentealba, Pablo; Spodine Spiridonova, Evgenia (American Chemical Society, 2020)
      A series of luminescent phenoxo-bridged dinuclear Tb-III complexes with tripodal ligands, 2,2'4 [(2-pyridinylmethyl)-imino]di(methylene)]-bis(4-R-phenol), where R = CH3 (L-CH3) (I), Cl (L-Cl) (II), CH3O (L-CH3O) (III), ...
    • Venegas Yazigi, Diego; Brown, Kareen; Vega, Andrés; Calvo, Rafael; Aliaga, Carolina; Santana, Ricardo; Cardoso-Gil, Raul; Kniep, Rüdiger; Schnelle, Walter; Spodine Spiridonova, Evgenia (2011)
      Structural, magnetic, and powder and single-crystal electron paramagnetic resonance (EPR) studies were performed on [{Cu(bipy)(en)}{Cu(bipy)(H2O)}{VO3}(4)](n) (bipy = 2,2'-bipyridine, en = ethylenediamine), which is a new ...
    • Vega, Andrés; Donoso-Tauda, Oscar; Ibãez, Andres; Escobar, Carlos A. (2008)
      A series of five compounds containing the bicyclo-[3.3.0]octa-2,6-diene skeleton are described, namely tetra-methyl cis,cis-3,7-dihydroxy-bicyclo-[3.3. 0]octa-2,6-diene-2,4-exo,6,8-exo-tetracarboxyl-ate, C16H18O10, (I), ...
    • Li Kao, Julia; Carrillo, David; Vega, Andrés; Garland, María Teresa (2002)
      In acetonitrile, the cis-[MoO2]2+ group present in the anionic complex [MoO2(o-SC6H4COO)2]2-, can be functionalized under mild conditions by reaction with arylhydrazines, p-R-C6H4NHNH2. The resulting ionic complexes have ...