Browsing by Author "Baggio, Ricardo"
Now showing items 1-20 of 39
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Atria Salas, Ana María; Corsini, Gino; Talamilla, Arlyn; Garland, María Teresa; Baggio, Ricardo (BLACKWELL, 2008-12)
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3-(Triphenylphosphoranylidene)-pentane-2,4-dione and diethyl 2-(triphenylphosphoranylidene)-malonate Castañeda Magliona, Fernando; Aliaga Silva, Christian Marcelo; Bunton, Clifford A.; Garland, María Teresa; Baggio, Ricardo (BLACKWELL PUBLISHING, 2005-08)The title ylides, 3-(triphenylphosphoranylidene) pentane-2,4-dione, C23H21O2P, (I), and diethyl 2-(triphenylphosphoranylidene)malonate, C25H25O4P, (II), differ in the conformations adopted by their extended ylide moieties. ...
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Atria Salas, Ana María; Morel, Mauricio; Garland, María Teresa; Baggio, Ricardo (WILEY-BLACKWELL PUBLISHING, 2011-01)The structure of the ionic title compound, (C(5)H(7)N(6))(2)[Nd(2)(C(5)O(5))(4)(H(2)O)(8)], consists of anionic dimers built around an inversion centre and is made up of an NdIII cation, two croconate (croco) dianions and ...
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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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Di Nardo, Christían; Varela, Oscar; de Lederkremer, Rosa M.; Baggio, Ricardo; Vega, Daniel R.; Garland, María Teresa (1995)Bromination of 2,4,6-tri-O-benzoyl-3-deoxy-d-erytro-hex-2-enono-1,5-lactone (1) took place diastereoselectively to afford a single product: 2,4,6-tri-O-benzoyl-2,3-dibromo-3-deoxy-d-altrono-1,5-lactone (2). The configuration ...
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Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo (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 ...
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Varela, Oscar; Zunszain, Patricia A.; Cicero, Daniel O.; Baggio, Ricardo; Vega, Daniel R.; Garland, María Teresa (Elsevier Ltd, 1996)The conformation in 2H2O of 4-thio-L-lyxono-1,4-lactone (1) was studied by nuclear magnetic resonance spectroscopy, by means of homonuclear (J(1(H),1(H))) and heteronuclear (J(1(H),13(C))) coupling constants. The couplings ...
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Cortes, P.; Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo; Peña, Octavio; Corsini, G. (2006)The ionic cobalt (II) title complex [Co2(OH)2 (Ac)3(Bipy)2]·K·2(H2O) (where Ac: Acetate, Bipy: 2,2-bipyridine) consists of anionic bimetallic unit in which cobalt ions are bridged by hydroxo and acetate ligands, balanced ...
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Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo (2014)4,40-(Disulfanediyl)dibutanoic acid (dtba) and 4,40-bipyridine (4,40-bpy) crystallize in an 1:1 ratio, leading to the title co-crystal with composition C8H14O4S2 C10H8N2. A distinctive feature of the crystal structure ...
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Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo (2014)The structure of the title compound [Sm2(crot)6(H2O)4]2·3(H2O) (I), (crot= crotonate = butenoate = O2CCHCHCH3)] consists of two independent, centrosymmetric dimeric units, of similar composition but diverse coordination, ...
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Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo (2014)The asymmetric unit of the title compound, C8H9NO2 H2O consists of an isolated 4-(ammoniomethyl)benzoate zwitterion derived from 4-aminomethylbenzoic acid through the migration of the acidic proton, together with a ...
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Atria Salas, Ana María; Cortés, P.; Garland, María Teresa; Baggio, Ricardo (BLACKWELL MUNKSGAARD, 2003-11)The crystal and molecular structure of the monomeric title compound, chlorotetrakis(2-methylimidazole)copper(II) chloride, [CuCl(C4H6N2)(4)]Cl, is presented, and compared with those of two other closely related monomeric ...
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Atria Salas, Ana María; Parada Aliste, José; Garland, María Teresa; Baggio, Ricardo (Sociedad Chilena de Química, 2015)We report the synthesis and crystal structure of a copper (II) polymeric complex (I) prepared by reaction of Cu(ClO4)(2)center dot 5H(2)O with H(3)tea (triethanolamine,) and dpe (1,2-di(4-pyridyl)ethylene). in ethanol. The ...
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Atria Salas, Ana María; Garland, María Teresa; Baggio, Ricardo (2013)The title mononuclear complex, [Nd(C5H3N2O3)3(H2O)3] - 3H2O, consists of an NdIII cation, three 2,4-dioxo-1,2,3,4- tetrahydropyrimidine-5-carboxylate ligands and three aqua ligands forming the neutral complex molecule, ...
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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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Castañeda Magliona, Fernando; Silva, Paul; Bunton, Clifford A.; Garland, María Teresa; Baggio, Ricardo (BLACKWELL PUBLISHING, 2008-07)The conformations of organic compounds determined in the solid state are important because they can be compared with those in solution and/or from theoretical calculations. In this work, the crystal and molecular structures ...
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Baggio, Ricardo; Calvo, Rafael; Garland, María Teresa; Peña, Octavio; Perec, Mireille; Rizzi, Alberto (AMER CHEMICAL SOC, 2005-11-28)A new lanthanide citrate motif of general formula [Ln(Hcit)(H2O)(2)center dot H2O](n), where Ln = Gd (1) and Nd (2) and HCit(3-)= C(OH)(COO-)(CH2COO-)(2), has been synthesized hydrothermally from Ln(2)O(3) and citric acid ...