Browsing by Author "Spodine Spiridonova, Evgenia"
Now showing items 1-20 of 47
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Baggio, Ricardo; Garland, María Teresa; Manzur Saffie, Jorge; Spodine Spiridonova, Evgenia (International Union of Crystallography, 1995)The CoII atom in the title complex. [CoBr2(C19H28N2O-Si)], has a tetrahedral environment and is coordinated to bis(o-dimethylaminomethylphenyl)methylsilanol in a bidenate fashion and to two Br anions
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Atria Salas, Ana María; Spodine Spiridonova, Evgenia; Peña, Octavio; Garland, María Teresa; L'Helgouach, H. (Sociedad Chilena de Química, 1988)Se han determinado las propiedades magnéticas y espectroscópicas de los complejos de cobre (II) con bases de Schiff,[Cu(BS)Cl2]. Las bases de Schiff son: N-R-Salicilaldimina, donde R es 2-piridina: 4-metil-2-piridina; o ...
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Hernández, Wilfredo; Paz, Juan; Carrasco, Fernando; Vaisberg, Abraham; Spodine Spiridonova, Evgenia; Manzur Saffie, Jorge; Hennig, Lothar; Sieler, Joachim; Blaurock, Steffen; Beyer, Lothar (Hindawi Publishing Corporation, 2015)
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Garland, María Teresa; Manzur Saffie, Jorge; Moreno N., Yanko; Spodine Spiridonova, Evgenia; Baggio, Ricardo; González, Oscar (MUNKSGAARD INT PUBL LTD, 1996-06-15)The title complex, [CuBr2(C12H11N3)], is a monomer and the environment around the Cu2+ ion is that of a square pyramid, with one Br- ion occupying the apical site and the other Br- ion at a basal position.
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Atria Salas, Ana María; Baggio, Ricardo; Espinosa, N.; Garland, María Teresa; Manzur Saffie, Jorge; Moreno N., Yanko; Spodine Spiridonova, Evgenia (Munksgaard Int. Publ. Ttd., 1994-07-15)The crystal structures of dichloro- (2) and dibromo[2-pyridilmethylidene)-2thienylmethylidene)-2-thienylmethylmethyamine-NN'] copper(II) (1) have been determined to investigate the coordination of die metal centre. In ...
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García, A. M.; Manzur Saffie, Jorge; Spodine Spiridonova, Evgenia; Baggio, Ricardo; Garland, María Teresa (MUNKSGAARD INT PUBL LTD, 1994-12-15)The crystal structure of [CUCl2(C12H12N2)] is reported. The complex is monomeric, with the Cu atom coordinated to two N atoms and two Cl- ions. The compound displays simple paramagnetic behaviour.
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Atria Salas, Ana María; Moreno N., Yanko; Spodine Spiridonova, Evgenia; Garland, María Teresa; Baggio, Ricardo (ELSEVIER SCIENCE SA, 2002-06-27)A Cu(II)-Gd(III) heteronuclear complex with N,N'-ethylene-bis-5-methoxy salicylaldiimine (ems) as ligand has been synthesized. The complex crystallizes in the monoclinic system C2/c space group. The structure consists of ...
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Calvo Pérez, Víctor; Vega, Andrés; Spodine Spiridonova, Evgenia (AMER CHEMICAL SOC, 2006-04-10)Three structures of novel cluster carboxylates of molybdenum(II) (la-c) and copper(II) (2) with the OOC-CCHCo2(CO)(6) ligand are presented. The solvent topology plays an important role in the formation of the crystal lattice ...
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Ríos Escudero, A.; Villagrán, M.; Caruso, F.; Muena, J. P.; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Massa, L.; Todaro, L. J.; Zagal Moya, José H.; Cárdenas Jirón, G. I.; Páez, M.; Costamagna, Juan (ELSEVIER, 2006-09-01)Copper(II) complexes of n-alkyl-2-hydroxy-1-naphthaldimine Schiff bases (with n-alkyl: n-octyl, and n-dodecyl) have been synthesized, to study steric and electronic effects of long alkyl chain substituents on their structure ...
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Cañón Mancisidor, Walter Alberto; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Rojas, Darío; Manzur Saffie, Jorge; Alvarez, Santiago (AMER CHEMICAL SOC, 2008-05-05)Experimental redox potentials of the couples [Cu(R-L-n)(CH3CN)](2+,+), where L-1 is bis-(pyridine-2-ylmethyl)-benzylamine, L-2 is (pyridine-2-ylethyl)(pyridine-2-ylmethyl)-benzylamine, and R is H, Me, or CF3, were determined ...
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Zolezzi Carvallo, Santiago; Spodine Spiridonova, Evgenia; Decinti Weiss, Emilio (PERGAMON-ELSEVIER SCIENCE LTD, 2002-01-15)The electrochemical reduction of copper(II) complexes with salen Schiff-base ligands derived from ethylenediamine or (R,R) or (S,S)-1,2-diphenylethylenediamine and 5-methoxy, 5-bromo and 5-nitrosalicylaldehyde have been ...
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Paredes García, Verónica; Venegas Yazigi, Diego; Latorre, Ramón; Spodine Spiridonova, Evgenia (PERGAMON-ELSEVIER SCIENCE LTD, 2006-06-19)Mixed valence dinuclear iron(II,III) complexes of the type [Fe2L2(H2O)(4)](NO3)(H2O)(3), where L is the dianion of a Schiff base ligand derived from alpha-amino acids (glycine and L-isolecine) and 5-bromosalicylaldehyde, ...
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Díaz, C.; Spodine Spiridonova, Evgenia; Moreno N., Yanko; Arancibia, Aquiles (SOCIEDAD CHILENA DE QUIMICA, 2000-06)Reaction of CpFe(dppe)I with dithiopyridine in methanol and in presence of NH,PF, affords the new mixed valence complex {[CpFe(dppe)](2)-mu-S-Py}(PF6)(2) (1). Observation of an intervalence electron transfer affords the ...
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Muñoz Becerra, Karina; Hermosilla Ibáñez, Patricio; Le Fur, Eric; Cador, Olivier; Paredes García, Verónica; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego (American Chemical Society, 2015)The first borate-vacant deca-vanadoborate of formula (NH3CH2CH2CH2NH3)(5) [ (NH3CH2CH2CH2NH3)V10B24O66H8]center dot 13.23H(2)O with an occluded 1;3-propanediammonium cation; using molten methylboronic acid flux reaction ...
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Calvo Pérez, Víctor; Cortés, P.; Moreno N., Yanko; Vega, Andrés; Spodine Spiridonova, Evgenia (SOCIEDAD CHILENA DE QUIMICA, 2000-06)Copper(ll) trifluoroacetate with three coordinated water molecules and two dioxane molecules (1) crystallized as a linear chain surrounded by a net of hydrogen bonds to the dioxane and trifluoroacetate. This-complex ...
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Arce, A. J.; Deeming, A. J.; DeSanctis, Y.; García, A. M.; Manzur Saffie, Jorge; Spodine Spiridonova, Evgenia (Amer. Chem. Soc., 1994-09)2-(Trimethylsilyl)-1-phosphabenzene and -1-arsabenzene, Me(3)SiC(5)H(4)E (E = P, AS), react with [Os3H2(CO)(10)] to give the clusters [Os3H2(Me(3)SiC(5)H(4)E)(CO)(9)], which contain sigma-bonded, four-electron-donating mu ...
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Borisova, Nataliya E.; Kostin, Andrey A.; Eroshkina, Elizaveta A.; Reshetova, Marina D.; Lyssenko, Konstantin A.; Spodine Spiridonova, Evgenia; Puntus, Lada N. (Wiley, 2014)A series of lanthanide(III) complexes (Ln = La to Lu) with 2,2 -bipyridyl-6,6 -dicarboxamide ligands were obtained. The X-ray structure of the di(N-ethylanilide) of 2,2 -bipyridyl- 6,6 -dicarboxylic acid is reported. ...
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Cancino, Patricio; Spodine Spiridonova, Evgenia; Paredes García, Verónica; Venegas Yazigi, Diego; Vega, Andrés (International Union of Crystallography, 2013)In the structure of the title compound, {[Cu2(C10H2O8)- (H2O)6] 4H2O}n, the benzene-1,2,4,5-tetracarboxylate ligand, (btec)4 , is located on a crystallographic inversion centre in a 4-coordination mode. The coordination ...
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Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Ushak, Svetlana; Le Fur, Eric; Pivan, Jean-Yves (ELSEVIER, 2006-10-01)The structure and magnetic properties of two hybrid VPO compounds [(Cu(2)bipy(2))(2)V4O11(PO4)(2)]center dot 5H(2)0 1 and [Cu(2)phen(2)(O3PCH2PO3)(V2O5)(H2O)] center dot H2O 2 are reported. The magnetic behaviour of compound ...
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Calvo Pérez, Víctor; Spodine Spiridonova, Evgenia (ELSEVIER SCIENCE SA, 2000-12-15)The crystalline ion pair [Co-2{OOC-CCo3(CO)(9)}(5), C10H6(N(CH3)(2))(2)H] (1) presents unusual magnetic properties. The X-band EPR spectrum of 1 at room temperature presents two unresolved bands at g = 1.98 and 4.55. At a ...