Browsing by Author "Spodine Spiridonova, Evgenia"
Now showing items 21-40 of 47
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Spodine Spiridonova, Evgenia; Atria Salas, Ana María; Valenzuela Pedevila, Jorge; Jalocha, J.; Manzur Saffie, Jorge; García, A. M.; Garland, María Teresa; Peña, Octavio; Saillard, J. Y. (ROYAL SOC CHEMISTRY, 1999-09-07)Three new copper(II) complexes with simple pyrazolate bridges have been prepared, [Cu-2(pz)(2)(dpa)(2)(H2O)Cl]Cl . H2O 1, [Cu-2(pz)(2)(phen)(2)Cl-2]. 2C(2)H(5)OH 2 and [Cu-2(pz)(phen)(2)Cl-3]. 2H(2)O 3 (Hpz = pyrazole, dpa ...
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Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Ushak, S.; Paredes García, Verónica; Saldías, Marianela; Le Fur, Eric; Pivan b, J.Y. (PERGAMON-ELSEVIER SCIENCE LTD, 2007-06)The hybrid organo-inorganic compounds [Cu4(bipy)4V4O11(PO4)2]nH2O (n 5) (1), [Cu2(phen)2(PO4)(H2PO4)2(VO2) Æ 2H2O] (2) and [Cu2(phen)2(O3PCH2PO3)(V2O5) (H2O)]H2O (3) which present different bridging forms of the ...
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Venegas Yazigi, Diego; Cortés, Susana; Paredes García, Verónica; Peña, Octavio; Ibáñez, Andrés; Baggio, Ricardo; Spodine Spiridonova, Evgenia (PERGAMON-ELSEVIER SCIENCE LTD, 2006-07-10)A group of dinuclear copper(II) compounds containing the macrocyclic complexes Cu2L2+ (LH2 = C(24)H(2)sN(4)O(4): a ligand derived from the condensation of 4-methyl-2,6-diformylphenol with 1,3-diamine-2-propanol) have been ...
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Castillo, C.; Seguin, K.; Aguirre Álvarez, Pedro; Venegas Yazigi, Diego; Viegas, A. D. C.; Spodine Spiridonova, Evgenia; Paredes García, Verónica (Royal Soc Chemistry, 2015)In this study, we are reporting the synthesis and characterization of nanocomposites obtained from the direct reduction of nickel(II) salts on matrices of polyethylene (Pe) and chitosan (Ch) in the presence of serine ...
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Capparelli, Mario V.; DeSanctis, Y.; Arce, A. J.; Spodine Spiridonova, Evgenia (MUNKSGAARD INT PUBL LTD, 1997-03-15)The reaction of 1,2,3-triphenylphosphirene with [H2Os3-(CO)(10)] leads to the title compound, [Os-3(CO)(9){(C6H5)(3)-C2PO}], which displays an open Os-3(CO)(9) cluster [Os-Os 2.703(1) and 2.867(2) Angstrom, and Os-Os-Os ...
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Vega, Andrés; Calvo Pérez, Víctor; Spodine Spiridonova, Evgenia; Zárate, Antonio; Fuenzalida Escobar, Víctor; Saillard, Jean-Yves (2002)The reaction of the organometallic carboxylic acid HOOCCCHCo2(CO)6 with copper(II) methoxide leads to a new inorganometallic cluster; Cu3{í2-(CCHCo2(CO)6)}3. This cluster has a triangular core of copper(I) centers ...
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Calvo Pérez, Víctor; Ostrovsky, Sergei; Vega, Andrés; Pelikan, Juraj; Spodine Spiridonova, Evgenia; Haase, W. (AMER CHEMICAL SOC,, 2006-01-23)The trimer [Co-3(mu-OOCCF3)(4)(mu-H2O)(2)(OOCCF3)(2)(H2O)(2)(C4H8O2)]center dot 2C(4)H(8)O(2) (1) is composed of three tetragonally distorted Coll centers bridged by four trifluoroacetates and two bridging water molecules. ...
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Le Fur, Eric; Pivan, J. Y.; Ushak, S.; Venegas Yazigi, Diego; Spodine Spiridonova, Evgenia (Elsevier, 2008)New hybrid organic/inorganic copper oxovanadium compounds of composition [Cu(dpa)(2)](4)V4O12 (1), Cu-2(bipy)(2)V4O12 (2), and Cu-2(bipy)(2)V6O17 (3), which crystallize in the monoclinic 1, 2 and triclinic 3 symmetry, ...
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Paredes García, Verónica; Venegas Yazigi, Diego; Cabrera, A.; Valencia Gálvez, P.; Arriagada, M.; Ruiz León, Domingo; Zanocco Loyola, Antonio; Spodine Spiridonova, Evgenia (2009)In this work, we present the synthesis and optical study of the binuclear zinc(II) macrocyclic complexes, derived from 4-methyl-2,6-diformylphenol and 1,2-diaminobenzene (H2L). Two zinc macrocyclic complexes with different ...
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Carrasco, Fernando; Hernández, Wilfredo; Chupayo, Óscar; Sheen, Patricia; Zimic, Mirko; Coronel, Jorge; Álvarez, Celedonio M.; Ferrero, Sergio; Oramas Royo, Sandra; Spodine Spiridonova, Evgenia; Rodilla, Jesús M.; Dávalos, Juan Z. (Hindawi, 2021)Eight new phenylisoxazole isoniazid derivatives, 3-(2 '-fluorophenyl)isoxazole-5-carbaldehyde isonicotinylhydrazone (1), 3-(2 '-methoxyphenyl)isoxazole-5-carbaldehyde isonicotinylhydrazone (2), 3-(2 '-chlorophenyl)isoxaz ...
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Ushak, S.; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Le Fur, Eric; Pivan, J. Y. (ELSEVIER, 2006-09-08)The hybrid organic/inorganic copper oxovanadium diphosphonates of formula [Cu(bipy)(VO2)(2)(O3PCH2PO3)H2O] 1, which crystallizes in the orthorhombic symmetry, and [Cu(bipy)(VO2)(O3P(CH2)(2)PO2OH)] (.) 1.5H(2)O 2, which ...
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Polyoxometalate cluster [V12B18O60H6] functionalized with the copper(II) bis-ethylenediamine complex Brown, Kareen; Car, Pierre Emmanuel; Vega, Andrés; Venegas Yazigi, Diego; Paredes García, Verónica; Vaz, María G.F.; Allao, Rafael A.; Pivan, Jean-Yves; Le Fur, Eric; Spodine Spiridonova, Evgenia (Elsevier, 2011)Three compounds based on the polyoxometalate building block [V12B18O60H6], (Na)10[(H2O)V12- B18O60H6] 18H2O (1), Na8[Cu(en)2]2[V12B18O60H6](NO3)2 14.7H2O (2), Na7[Cu(en)2]2[V12B18O60H6] (NO3) 15.5H2O (3), (en = ...
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Arancibia, César; Spodine Spiridonova, Evgenia; Manzur Saffie, Jorge (Sociedad Chilena de Química, 1994)El estudio fotofísico, en diclorometano (296 K), de los complejos mononucleares con ligantes mixtos del tipo [Cu(PPh3)2(NN)]ClO4* dinucleares con ligantes mixtos del tipo[Cu2(PPh3)2(NN)(NN)(4,4*-BP)] (ClO4)2 y[Cu2(NN)2(4,4*-BP)] ...
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Cañón Mancisidor, Walter Alberto; Gómez García, Carlos J.; Mínguez Espallargas, Guillermo; Vega, Andrés; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Coronado, Eugenio (The Royal Society of Chemistry, 2014)The addition of water to a chloroform solution of the Cu6 trigonal prism complex [Cu6(U6F)(U2OH)(U3OCH3)2(U2OCH3)2(3,5-Me2pz)6] (1) (3,5-Me2pz- = 3,5-dimethylpyrazolate) results in the formation of the Cu6 planar hexagonal ...
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Garland, María Teresa; Grandjean, D.; Spodine Spiridonova, Evgenia (International Union of Crystallography, 1987)
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Garland, María Teresa; Le Marquille, J. Y.; Spodine Spiridonova, Evgenia; Manzur Saffie, Jorge (International Union of Crystallography, 1986)
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Garland, María Teresa; Le Marquille, J. Y.; Spodine Spiridonova, Evgenia (International Union of Crystallography, 1986)
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Atria Salas, Ana María; Garland, María Teresa; Spodine Spiridonova, Evgenia; Toupet, L. (MUNKSGAARD INT PUBL LTD, 1991-05-15)(1) C12H9BrN2O, M(r) = 277.3, monoclinic, P2(1)/n, a = 8.167 (3), b = 17.541 (5), c = 8.457 (3) angstrom, beta = 114.67 (3)degrees, V = 1100 (2) angstrom 3, Z = 4, D(x) = 1.67 Mg m-3, lambda(Mo K-alpha) = 0.71069 angstrom, ...
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Garland, María Teresa; Grandjean, D.; Toupet, L.; Manzur Saffie, Jorge; Spodine Spiridonova, Evgenia; Atria Salas, Ana María (MUNKSGAARD INT PUBL LTD, 1991-06-15)C28H32CuN4O2(2+).2Cl-.2H2O, M(r) = 627.06, monoclinic, P2(1)/c, a = 9.137 (2), b = 9.047 (2), c = 18.377 (7) angstrom, beta = 99.10 (3)-degrees, V = 1500.4 (9) angstrom3, Z = 4, D(x) = 1.529 Mg m-3, lambda(Mo K-alpha) = ...
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Garland, María Teresa; Grandjean, D.; Spodine Spiridonova, Evgenia; Atria Salas, Ana María; Manzur Saffie, Jorge (MUNKSGAARD INT PUBL LTD, 1988-09-15)