Now showing items 1-20 of 26

    • Computational and Experimental Studies Into the Conformations of a Triptycene-Based Ditopic Ligand 

      Sanmartín Matalobos, Jesús; García Deibe, Ana María; Amoza Dávila, Martín; Fondo Busto, María Matilde; Mota, Antonio J.; Bhowmick, Sourav; Das, Neeladri (MDPI, 2015)
      We present a combined computational and experimental study of the possible conformations adopted by a ditopic Schiff base ligand based on triptycene. We have performed DFT calculations on a Y-shaped Schiff base ligand ...
    • Crystal structure of (n-n'-bis(3-ethoxysalicylidene)-1,2-diaminopropane 

      Vázquez Fernández, María de los Ángeles; Fernández García, María Isabel; Fernández Fernández, Beatriz; González Noya, Ana María; Maneiro Maneiro, Marcelino; Rodríguez Doutón, María Jesús (MDPI, 2009)
      Three hexadentate Schiff base ligands were obtained by condensation of 3-ethoxy-2-hydroxybenzaldehyde and different diamines (1,2-diaminoethane, 1,2-diaminopropane, 1,2-diamino-2-metylpropane) to yield H2Ln (H2L1, H2L2 and ...
    • Crystal Structure of H2L (N,N'-BIS(3-METHOXYSALICYLIDENE)-1,4-Diaminobutane 

      Fernández García, María Isabel; Vázquez Fernández, María de los Ángeles; Fernández Fernández, Beatriz; González Noya, Ana María; Maneiro Maneiro, Marcelino; Rodríguez Doutón, María Jesús (MDPI, 2007)
      Three multidentate Schiff-base ligands were obtained by condensation of different diamines (1,3-diaminopropane, 1,3-diamino-2,2-dimethylpropane, 1,4-diaminobutane) and 3-methoxy-2-hydroxybenzaldehyde to yield H 2 L n (H 2 ...
    • Crystal structure of H4L (N-N’-Bis(o-hydroxybenzoyl) 1,4 -diaminobutane 

      González Riopedre, Gustavo; Fernández García, María Isabel; Maneiro Maneiro, Marcelino; González Noya, Ana María; Pérez Otero, Yolanda; Fernández Fernández, Beatriz; Vázquez Fernández, María de los Ángeles (MDPI, 2015)
      A bis-amide bis-phenoxi N2O2 ligand was obtained from the 2:1 molar reaction of phenyl salicylate and the diamine, 1,4-Diaminobutane, to yield H4L. The ligand has been characterised by elemental analysis, IR, and 1H and ...
    • Crystal structure of H4L1 (N-N’-Bis(o-hydroxybenzoyl)ethylenediamine) 

      Vázquez Fernández, María de los Ángeles; Fernández García, María Isabel; Fernández Fernández, Beatriz; González Noya, Ana María; Rodríguez Doutón, María Jesús (MDPI, 2006)
      Three bis-amide bis-phenoxy N2O2 ligands were obtained from the 2:1 molar reaction of phenyl salicylate and the diamines (1,2-diaminoethane, 1,3-diaminopropane and 1,4-diaminobutane) to yield H4Ln (H4L1, H4L2, H4L3 ...
    • Design and Synthesis of Crown Ether Thiosemicarbazones 

      Lucio Martínez, Fatima; Munín Cruz, Paula; Reigosa Chamorro, Francisco; Fernández Figueiras, Adolfo; Polo Ces, Paula María; Pereira Lorenzo, María Teresa; Vila Abad, José Manuel (MDPI, 2016)
      Thiosemicarbazones are well known compounds that show antitumoral and antibacterial proprieties[1] ; while crown ether moiety acts as ion sensor to entrap cations size-selectively from the environment, implied in the ...
    • Different Bridging Preferences of Zinc and Palladium in Dimeric Complexes of a Ligand Based on 2-Tosylaminomethylaniline 

      Sanmartín Matalobos, Jesús; Portela García, Cristina; Fondo Busto, María Matilde; García Deibe, Ana María (MDPI, 2015)
      We report here the formation of dimeric palladium(II) and zinc(II) complexes of a ligand (H2L) derived from the condensation of 2 tosylaminomethylaniline and 2,3-dihydroxybenzaldehyde.The structures in solution of the ...
    • Double imidazolidine condensation in a polynucleating Schiff base 

      Fondo Busto, María Matilde; García Deibe, Ana María; Ocampo Prado, Noelia; Sanmartín Matalobos, Jesús (MDPI, 2010)
      Condensation of pentaethylenehexamine and 3-bromo-5-chlorosalicylaldehyde yielded the bisimidazolidine Schiff base ligand 5,6\'-(1E,1\'E)-(2,2\'-(3,3\'-(ethane-1,2- diyl)bis(2-(3-bromo-5-chloro-2-hydroxyphenyl)imidazolid ...
    • Unha enxeñeira ou científica en cada cole 

      Calvo Iglesias, Encina; Pérez Comuñas, María José; López Martínez, Paula; Aymerich López, María de la Inmaculada; Bao Varela, María del Carmen; Flores-Arias, María Teresa; García Fandiño, Rebeca; Costas Lago, Natalia; Rodríguez Malmierca, Mª José; Cernadas García, Eva; Hospido Quintana, Almudena; Roibás Cela, Laura; Ling Ling, Josefina F.; García Deibe, Ana María; Domínguez González, Raquel; Acevedo Arteaga, Laura; Pérez Meirás, María Dolores; Taboada Iglesias, María Jesús; López Lago, María Elena; Aguayo Lorenzo, Eva (Universidade de Vigo, Servizo de PublicaciónsUniversidade de Santiago de CompostelaUniversidade da Coruña, 2017)
      Nesta comunicación, presentamos o proxecto Unha enxeñeira ou científica en cada cole organizado pola Oficina de Igualdade de Xénero da Universidade de Santiago de Compostela (USC) en colaboración co Concello de Santiago ...
    • Functionalized thiosemicarbazone ligands and their complexes 

      Reigosa Chamorro, Francisco; Lucio Martínez, Fatima; Fernández Figueiras, Adolfo; Munín Cruz, Paula; Vila Abad, José Manuel; Pereira Lorenzo, María Teresa; Frieiro Gomis, Pablo Juan (MDPI, 2016)
      The purpose of this work is the design, synthesis and characterization of thiosemicarbazone ligands bearing a phenyl boronic acid functionality. The main interest is the synthesis of organopalladium compounds with the ...
    • H-Bonded Polymerisation of Alternate Δ and Λ Metallohelicates 

      García Deibe, Ana María; Portela García; Portela García, Cristina; Fondo Busto, María Matilde; Sanmartín Matalobos, Jesús (MDPI, 2015)
      he neutral cadmium(II) complex Cd(HL)2 (H2L = 2-[(1H-imidazol-2-yl)methyleneamino]phenol) is chiral and it can be considered as a simple metallohelicate, with its corresponding Δ and Λ enantiomers. In the solid state, its ...
    • A heteronuclear ZnGd complex as a potential contrast agent for magnetic resonance imaging 

      Fondo Busto, María Matilde; Corredoira Vázquez, Julio; García Deibe, Ana María; Sanmartín Matalobos, Jesús; Iglesias Rey, Ramón; Taboada Antelo, Pablo (MDPI, 2016)
      A new ligand H3L, with internal compartments for allocating 3d metal ions and external donors to bind 4f ions, was synthesized and completely characterized. Reaction of H3L with zinc(II) and gadolin ium(III) salts allows ...
    • Imine-tetrahydroquinazoline tautomerism in a tosilated Schiff base 

      García Deibe, Ana María; Portela García, Cristina; Sanmartín Matalobos, Jesús; Fondo Busto, María Matilde (MDPI, 2010)
      Condensation of the selectively tosilated N-(2-aminobenzyl)-4-methylbenzenesulfonamide with 2-hydroxybenzaldehyde gives rise to (E)-N-(2-(2- hydroxybenzylideneamino)benzyl)-4-methylbenzenesulfonamide in the solid state, ...
    • A simple route to dinuclear metal complexes of a sulfonamide ligand with a potential interest in the catalysis field 

      Sanmartín Matalobos, Jesús; Portela García, Cristina; Fondo Busto, María Matilde; García Deibe, Ana María (MDPI, 2015)
      We report here the straightforward synthesis of some d-block metal dimers of a Schiff base ligand obtained by condensation of 2‑tosylaminomethylaniline with 4-formyl-3-hydroxybenzoic acid (H2L). The easy bideprotonation ...
    • Study of the conformational rearrangement of a tetradentate hydrazone ligand 

      Carballido Piñeiro, Rocío; Maneiro Maneiro, Marcelino; Rodríguez Silva, Laura; Pedrido Castiñeiras, Rosa María; González Noya, Ana María (MDPI, 2016)
      We report herein the first example of a tetradentate hydrazone structurally studied. The analysis of the conformations of this molecule together with the hydrogen bonding interactions allowed us to investigate the changes ...
    • Study, preparation and characterization of thiosemicarbazone ligands and their compounds 

      Munín Cruz, Paula; Lucio Martínez, Fatima; Fernández Figueiras, Adolfo; Reigosa Chamorro, Francisco; Vila Abad, José Manuel; Pereira Lorenzo, María Teresa; Ortigueira Amor, Juan Manuel (MDPI, 2016)
      Thiosemicarbazones are formed by the condensation of an aldehyde or ketone with a thiosemicarbazide. They have high coordinative capacity given that they have several potential donor atoms through which they can bind to ...
    • Supramolecular self-assembly of a symmetric imine ligand functionalized with a dansyl fluorophore moiety 

      Romero Castro, María José; González Barcia, Luis Miguel; Bermejo Patiño, Manuel Rafael; Fernández García, María Isabel; Gómez Fórneas, Esther (MDPI, 2016)
      We report the synthesis and characterization of a symmetric [N4] tetradentate imine-type ligand H2L that incorporates a dansyl fluorophore group in both ligand arms. Two binding domains separated by a short arene spacer ...
    • Synthesis and Characterization of a New Triptycene-Based Tripod 

      Sanmartín Matalobos, Jesús; García Deibe, Ana María; Fondo Busto, María Matilde; Pérez Lustres, José Luis; Bhowmick, Sourav; Das, Neeladri (MDPI, 2015)
      Herein, we report an efficient and facile synthesis of a new triptycene based tripodal ligand containing both imine functionality and phenolic pendant arms. This tripodal unit is a potential building block for constructing ...
    • Synthesis and characterization of new Mannich base ligand. Structure of N, N-bis-(4,5-dimethyl-2-hydroxybenzyl)-N(2-pyridylmethyl)amine 

      Rodríguez Silva, Laura; Labisbal Viqueira, María Elena; Souto Muñoz, Óscar; Sousa Pedrares, Antonio (MDPI, 2006)
      Examples of interesting ligands previously requiring lengthy synthetic procedures have been prepared by one step routes, opening the way to more extensive studies of their complexes and to possible applications. New amine ...
    • Synthesis and X-ray Crystal Structure of the Thiosemicarbazone L bis(4-N-Methyl-Thiosemicarbazone)-4,4'-Diacetylphenylmethane 

      Carballido Piñeiro, Rocío; Pedrido Castiñeiras, Rosa María; Bermejo Patiño, Manuel Rafael; Gómez Fórneas, Esther; Maneiro Maneiro, Marcelino (MDPI, 2015)
      We report herein the synthesis of the tetradentate thiosemicarbazone ligand bis(4-N-methyl-thiosemicarbazone)-4,4'-diacetylphenylmethane, which is a suitable precursor in supramolecular chemistry for the preparation of ...





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