Now showing items 1-20 of 28

    • Baggio, Ricardo; Calvo, Rafael; Garland, María Teresa; Peña, Octavio; Perec, Mireille; Slep, Leonardo D. (2007)
      The oxydiacetate-bridged copper(II) complex [Cu(oda)(1,10-phen)] · 3H2O (oda = oxydiacetate dianion, 1,10-phen = 1,10-phenanthroline) has been characterized. The complex is dinuclear and centrosymmetric with each copper ...
    • Parada Aliste, José; Atria Salas, Ana María; Baggio, Ricardo; Wiese, Guillermo; Lagos, Sebastián; Pavon, Alequis; Rivas, Elizabeth; Navarro, Laura; Corsini, Gino (Sociedad Chilena de Química, 2017)
      The mononuclear cobalt (III) complex derived from 1,10-phenanthroline with lactose [Co(phen)(2)lactose]Cl-2 center dot 3H(2)O (1) has been prepared and its properties have been compared with the sucrose complex ...
    • Freire, Eleonora; Baggio, Sergio; Baggio, Ricardo; Garland, María Teresa (Blackwell Munksgaard, 1998)
      © 1998 International Union of Crystallography The structures of [Cu(C12H8N2)2(S4O 6)], (I), and [Cu(C12H8N2)3](S4O 6).5H2O, (II), are reported. Compound (I) consists of infinite polymeric chains where copper displays a ...
    • Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo (Sociedad Chilena de Quimica, 2013)
      The title cobalt complex (C10H38Co2O26) consists of [Co(H2O)4(C10H2O8)]2-n anionic chains, balanced by [(Co(H2O)6]2+ cations and eight solvato water molecules, some of which are disordered. The chains are formed by Co(H2O)4 ...
    • Silva Galaz, Cristian; Saldías, Marianela; Freire, Eleonora; Baggio, Ricardo; Le Fur, E.; Paredes García, Verónica; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego (2013)
      In the present paper a copper(II) phosphovanadate is presented and formulated as [Cu-6(phen)(6)((VO2)-O-v)(6) (PO4)(6)((VO2HO)-O-v)(3)] (1a). This compound was obtained by hydrothermal synthesis and crystallizes in the ...
    • 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 ...
    • Brown, Kareen; Zolezzi Carvallo, Santiago; Aguirre, Pedro; Venegas Yazigi, Diego; Paredes García, Verónica; Baggio, Ricardo; Novak, Miguel; Spodine Spiridonova, Evgenia (Royal Society of Chemistry, 2009)
      A new extended metal-organic framework [Cu(H(2)btec)(bipy)](infinity) (1) (H(4)btec=1,2,4,5-benzenetetracarboxylic acid; bipy= 2,2'-bipyridine) has been hydrothermally synthesized. Violet crystals are formed in a monoclinic ...
    • Castañeda Magliona, Fernando; Bunton, Clifford A.; Baggio, Ricardo; Garland, María Teresa (BLACKWELL PUBLISHING, 2007-01)
      Crystalline cyano-stabilized triphenylphosphonium ylids with keto or ester groups give rise to an extended electronic delocalization. In methyl 2-cyano-2-(trimethylphosphonio)-ethenoate, Ph3P=C(CN)CO2CH3 or C22H18NO2P, ...
    • Castãeda, Fernando; Jullian Matthaei, Carolina; Bunton, Clifford A.; Garland, María Teresa; Baggio, Ricardo (2007)
      Hydrogen bonding and crystal packing play major roles in determining the conformations of ethyl methyl 2-(triphenyl-phospho-ranyl-idene)malonate, Ph3P=C(CO2CH3)CO2CH2CH3 or C24H23O4P, (I), and dimethyl 2-(triphenyl-phosphor- ...
    • Castañeda Magliona, Fernando; Jullian Matthaei, Carolina; Bunton, Clifford A.; Garland, María Teresa; Baggio, Ricardo (International Union of Crystallography, 2007)
      Hydrogen bonding and crystal packing play major roles in determining the conformations of ethyl methyl 2-(triphenyl-phosphoranylidene)malonate, Ph3P=C(C02CH3)CO2CH2CH3 or C24H23O4P,(I), and dimethyl 2-(triphenylphosphora ...
    • Martins Alho, Miriam A.; Baggio, Ricardo; Garland, María Teresa; D'Accorso, Norma B.; Varela, Oscar (2002)
      Both thiosemicarbazone groups of the derivative 1 of 3-deoxy-D-erythro-hexos-2-ulose underwent, on acetylation, a heterocyclization process to give (5R,5′R)-2,2′-diacetamido-4,4′-di-N-acetyl-5′-(1- deoxy-2,3,4-tri-O-acet ...
    • Povse, Vicente; Perec, Mireille; Baggio, Ricardo; Garland, María Teresa (Blackwell Munksgaard, 1998)
      The crystal structure of the title complex, [Ni(C3H4-N2)6]CO3.5H 2O, which is isostructural with the Cd, Co and Ru analogues, is built up from cationic and anionic sheets parallel to the basal plane of the hexagonal unit ...
    • Perec, Mireille; Baggio, Ricardo; Garland, María Teresa (Blackwell Munksgaard, 1999)
      The crystal structure of the title complex, [Ni(C3H4N2)6](C4H 4O5)·C2H5OH, is a tightly woven three-dimensional network composed of [Ni(Him)6]2+ cations (Him is imidazole) interlinked by the oxydiacetate anion through six ...
    • Atria Salas, Ana María; Spodine Spiridonova, Evgenia; Garland, María Teresa; Manzur Saffie, Jorge; Baggio, Ricardo; Peña, Octavio (1996)
      The preparation of the copper(II) complex formulated as [Cu(DPA)(Ac)2]·2H2O is given (DPA: di(2-pyridyl)amine, Ac: acetate). The structure of this complex was determined by single-crystal X-ray analysis. It crystallizes ...
    • Spodine Spiridonova, Evgenia; Atria Salas, Ana María; Manzur Saffie, Jorge; García, Ana; Garland, María Teresa; Hocquet, Alexandre; Sanhueza, Eduardo; Baggio, Ricardo; Peña, Octavio; Saillard, Jean (1997)
      A new hexadentate ligand 3,6-bis[(6-methyl-2-pyridyl)(2-pyridyl)methyl]pyridazine (mbdpdz) was prepared by a condensation reaction of 3,6-dichloropyridazine and (6-methyl-2-pyridyl)(2-pyridyl)methyllithium, and the following ...
    • Moreno, Yanko; Vega, Andrés; Ushak, Svetlana; Baggio, Ricardo; Peña, Octavio; Le Fur, Eric; Pivan, Jean; Spodine Spiridonova, Evgenia (2003)
      Hydrothermal synthesis has allowed us to isolate and characterize three new inorganic organic hybrid materials, the compounds [Cu-2(phen)(2)(H2O)(2)(H2PO4)(2)](NO3)(2).2H(2)O (1), [(Cu(2)bipy(2))(2)(V4O9)(PO4)(2)(HPO4)(H ...
    • Castañeda Magliona, Fernando; Terraza, C. A.; Garland, María Teresa; Bunton, Clifford A.; Baggio, Ricardo (MUNKSGAARD INT PUBL LTD, 2001-02)
      The crystal structures of four alkyl 3-oxo-2-(triphenylphosphoranylidene)butyrates, where the alkyl group is methyl (C23H21O3P .0.5C(6)H(6)), (II), ethyl (C24H23O3P), (III), isopropyl (C25H25O3P), (IV), or tert-butyl ...
    • Merchán, Juan; Yutronic Sáez, Nicolás; Jara, Paul; Garland, María Teresa; Baggio, Ricardo (2006)
      Host-guest supramolecular complexes are of special interest for understanding the chemistry in low dimensional spaces. The molecular recognition involved in the formation of such structures sometimes may be a relevant model ...
    • Cuffini, Silvia L.; Faudone, Sonia; Ferro, Maribel; Garland, María Teresa; Baggio, Ricardo (BLACKWELL, 2008-03)
      The present 0.25-hydrated form of rosiglitazone maleate [ systematic name: ( +/-)-2-({2-[2,4-dioxo-1,3-thiazolidin-5-ylmethyl) phenoxy] ethyl} methylamino) pyridinium maleate 0.25 hydrate], C18H20N3O3S+center dot C4H3O4- ...
    • Alvarez, Lautaro D.; Veleiro, Adriana S.; Baggio, Ricardo; Garland, María Teresa; Edelsztein, Valeria C.; Coirini, Héctor; Burton, Gerardo (2008)
      Three analogs of neuroactive steroids were prepared (4-6) in which 1,11- or 11,19-oxygen bridges give a constrained conformation. Their 3D structures were obtained by ab initio calculations and in the case of 3α-hydroxy- ...