Artigos entre 2009-2000

Abaixo estão apresentados os artigos publicados, pelo grupo de pesquisa, no período entre 2009 e 2000.

 

2009

  1. Marcelo, N.; Vieira, A.; Cristiano, R.; Gallardo, H.; Bechtold, I. Polarized light emission from aligned luminescent liquid crystal films based on 4,7-disubstituted-2,1,3-benzothiadiazoles. Synthetic Metals, v. 159, p. 657–680, 2009.
  2. Vieira, A.; Bryk, F.; Conte, G.; Bortoluzzi, A.; Gallardo, H. 1,3-Dipolar cycloaddition reaction applied to synthesis of new unsymmetric liquid crystal compounds-based isoxazole. Tetrahedron Letters, v. 50, p. 905–908, 2009.
  3. Menezes, Fabrício G.; Kolling, Rosane; Bortoluzzi, Adaílton J.; Gallardo, Hugo; Zucco, César. Hexabromoacetone as tribromoacetylating agent of alcohols and amines and as mediator in the conversion of carboxylic acids to amides in the presence of triphenylphosphine. Tetrahedron Letters, v. 50, p. 2559–2561, 2009.
  4. Marin, Graciane; Braga, Antonio L.; Rosa, Anderson S.; Galetto, Fábio Z.; Burrow, Robert A.; Gallardo, Hugo; Paixão, Marcio W. Efficient synthesis of selenol esters from acid chlorides mediated by indium metal. Tetrahedron, p. 4614–4618, 2009.
  5. Gallardo, Hugo; Bryk, Fernando; Vieira, André; Frizon, Tiago; Conte, Gilmar; Souza, Bruno; Eccher, Juliana; Bechtold, Ivan. Optical and thermal properties of unsymmetrical liquid crystalline compounds based on isoxazole. Liquid Crystals, v. 36, p. 839–845, 2009.
  6. Gallardo, Hugo; Girotto, Edivandro; Bortoluzzi, Adailton J.; Terra, Geovana G. 2-Phenyl-5-(trifluoromethyl)pyrazol-3(2H)-one. Acta Crystallographica Section E, v. 65, p. o2040–o2041, 2009.

 

2008

  1. Vieira, André Alexandre; Cristiano, Rodrigo; Bortoluzzi, Adailton J.; Gallardo, Hugo. Luminescent 2,1,3-benzothiadiazole-based liquid crystalline compounds. Journal of Molecular Structure, v. 875, p. 364–371, 2008.
  2. Gallardo, Hugo; Cristiano, Rodrigo; Vieira, André Alexandre; Neves Filho, Ricardo A. W.; Srivastava, Rajendra M. Sonogashira coupling applied in the synthesis of 1,2,4-oxadiazole-based nonsymmetrical liquid crystals. Synthesis, v. 4, p. 605–609, 2008.
  3. Bortoluzzi, J. H.; Cristiano, Rodrigo; Gallardo, Hugo; Carasek, E.; Soldi, V. Use of the SPME-GC-MS technique to study the thermal degradation of isotactic polypropylene: Effects of temperature and reaction time, and analysis of the reaction mechanism. E-Polymers, v. 18, p. 1–10, 2008.
  4. Gallardo, Hugo; Molin, Fernando; Neves, Ademir; Bortoluzzi, Adailton J. trans-Diaquabis{1,3-bis[5-(2-pyridyl)-2H-tetrazol-2-yl]propane}zinc(II) bis(perchlorate). Acta Crystallographica Section E, v. 64, p. m541–m542, 2008.
  5. Gallardo, Hugo; Bortoluzzi, Adailton J.; Santos, Deise Maria Pereira de Oliveira. Synthesis, crystalline structure and mesomorphic properties of new liquid crystalline 1,2,3-triazole derivatives. Liquid Crystals, v. 35, p. 719–725, 2008.
  6. Gallardo, Hugo; Neves Filho, Ricardo A. W.; Schneider, R.; Vieira, André Alexandre; Srivastava, Rajendra M. Synthesis, optical properties and thermal behaviour of 1,3,4-oxadiazole-based twin dimers. Liquid Crystals, v. 35, p. 737–742, 2008.
  7. Gallardo, Hugo; Cristiano, Rodrigo; Vieira, André; Neves Filho, Ricardo; Srivastava, Rajendra; Bechtold, Ivan. Non-symmetrical luminescent 1,2,4-oxadiazole-based liquid crystals. Liquid Crystals, v. 35, p. 857–863, 2008.
  8. Gallardo, Hugo; Conte, Gilmar; Tuzimoto, P.; Bortoluzzi, Adailton; Peralta, R.; Neves, Ademir. Synthesis, crystal structure and luminescent properties of new tris-β-diketonate Eu(III) complex with thiadiazolophenanthroline derivative ligand. Inorganic Chemistry Communications, p. 1296, 2008.
  9. Cristiano, Rodrigo; Gallardo, Hugo; Bortoluzzi, Adailton J.; Bechtold, Ivan H.; Campos, Carlos E. M.; Longo, Ricardo L. Tristriazolotriazines: a core for luminescent discotic liquid crystals. Chemical Communications, p. 5134, 2008.

 

2007

  1. Cristiano, Rodrigo; Westphal, Eduard; Bechtold, Ivan H.; Bortoluzzi, Adailton J.; Gallardo, Hugo. Synthesis and optical/thermal properties of low molecular mass V-shaped materials based on 2,3-dicyanopyrazine. Tetrahedron, v. 63, p. 2851–2858, 2007.
  2. Ely, Fernando; Cristiano, Rodrigo; Longo, Ricardo; Vergara-Toloza, R. L.; Soto-Bustamante, E.; Gallardo, Hugo. Conformational constraint in ferroelectric liquid crystals incorporating a pyrrolidine-type ring: FLC materials comprising parallel dipolar moments. Liquid Crystals, v. 34, p. 431–440, 2007.
  3. Gallardo, Hugo; Conte, Gilmar; Bryk, Fernando; Lourenço, M. C. S.; Costa, M. S.; Ferreira, V. F. Synthesis and evaluation of 1-alkyl-4-phenyl-[1,2,3]-triazole derivatives as antimycobacterial agents. Journal of the Brazilian Chemical Society, v. 18, p. 1285–1291, 2007.
  4. Westphal, Eduard; Pliego Jr., José R. Ab initio, density functional theory, and continuum solvation model prediction of the product ratio in the SN2 reaction of NO₂⁻ with CH₃CH₂Cl and CH₃CH₂Br in DMSO solution. The Journal of Physical Chemistry A, v. 111, p. 10068–10074, 2007.
  5. Rocha, T. C. R.; Winnischofer, Herbert; Westphal, Eduard; Zanchet, Diego. Formation kinetics of silver triangular nanoplates. The Journal of Physical Chemistry C, v. 111, p. 2885–2891, 2007.

 

2006

  1. Gallardo, Hugo; Cristiano, Rodrigo; Ely, Fernando; Vieira, A. Synthesis and characterization of luminescent hockey stick-shaped liquid crystalline compounds. Liquid Crystals, v. 33, n. 4, p. 381–390, 2006.
  2. Gallardo, Hugo; Cristiano, Rodrigo; Conte, Gilmar; Ely, Fernando. New 1,4-diaryl [1,2,3]-triazole liquid crystals using a click-reaction. Synthetic Communications, v. 36, n. 7, p. 951–958, 2006.
  3. Gallardo, Hugo; Neves, Ademir; Vencato, Ivo; Lanznaster, Mauricio; Bortoluzzi, Adailton J.; Machado, Sérgio P.; Assumpção, Aline M. C. Synthesis, structure and molecular modeling of a Zn(II)-phenolate complex as a model for Zn(II)-containing tyrosinate metalloenzymes. Journal of the Brazilian Chemical Society, v. 17, n. 2, p. 289–295, 2006.
  4. Gallardo, Hugo; Cristiano, Rodrigo; Santos, Deise M. P. O.; Conte, Gilmar. 1,4-Diaryl and Schiff’s base [1,2,3]-triazole derivative liquid crystalline compounds. Liquid Crystals, v. 33, p. 997–1004, 2006.
  5. Gallardo, Hugo; Conte, Gilmar; Bortoluzzi, Adailton J. [1,2,5]Thiadiazolo[3,4-f][1,10]phenanthroline as a building block for organic materials. Synthesis, v. 1, p. 3945–3947, 2006.

 

2005

  1. Gallardo, Hugo; Silva, L.; Magnago, R.; Begnini, Ieda M. Liquid crystals containing the isoxazole and tetrazole heterocycles. Molecular Crystals and Liquid Crystals, v. 342, p. 1–13, 2005.
  2. Gallardo, Hugo; Santos, Deise M. P. O.; Cristiano, Rodrigo. Synthesis and characterization of low molecular mass luminescent liquid crystalline materials with 1,3,4-oxadiazole units. Liquid Crystals, v. 32, n. 1, p. 7–14, 2005.
  3. Gallardo, Hugo; Cristiano, Rodrigo; Ely, Fernando. Light-emitting bent-shape liquid crystals. Liquid Crystals, v. 32, n. 1, p. 15–25, 2005.
  4. Gallardo, Hugo; Ely, Fernando; Conte, Gilmar; Bortoluzzi, Adailton. Applying click chemistry to the synthesis of chiral [1,2,3]-triazole liquid crystals. Liquid Crystals, v. 32, n. 7, p. 667–673, 2005.
  5. Gallardo, Hugo; Ely, Fernando; Conte, Gilmar. An investigation of the synthesis of chiral liquid crystals based on the [1,2,3]-triazole ring. Liquid Crystals, v. 32, n. 10, p. 1213–1222, 2005.
  6. Westphal, Eduard; Pliego Jr., José R. Absolute solvation free energy of Li⁺ and Na⁺ ions in dimethyl sulfoxide solution: a theoretical ab initio and cluster–continuum model study. The Journal of Chemical Physics, v. 123, p. 074508, 2005.

 

2004

  1. Gallardo, Hugo; Molin, Fernando; Meyer, Emerson; Bortoluzzi, Adailton; Mangrich, Antonio S. Trinuclear Cu(II) complex with tetrazolyl-pyridine units as a bridging ligand: synthesis, characterization and X-ray structure. Inorganica Chimica Acta, v. 357, p. 505–512, 2004.
  2. Gallardo, Hugo; Ely, Fernando; Merlo, Aloir A.; Conte, Gilmar. A new synthetic approach based on (−)-menthone for chiral liquid crystals. Liquid Crystals, v. 31, n. 10, p. 1413–1420, 2004.
  3. Meyer, Emerson; Joussef, Antonio; Gallardo, Hugo; de Souza, L. Synthesis of new 4,5-dihydro-3(2H)-pyridazinone derivatives. Synthetic Communications, v. 34, p. 783–793, 2004.

 

2003

  1. Meyer, Emerson; Joussef, Antonio C.; Gallardo, Hugo. Synthesis of new 1,2,4- and 1,3,4-oxadiazole derivatives. Synthesis, v. 34, p. 899–905, 2003.
  2. Meyer, Emerson; Gallardo, Hugo. Structural characterization of two oxadiazolic systems used as spacers for potential angiotensin II receptor antagonists. Journal of Molecular Structure, v. 655, n. 3, p. 361–368, 2003.
  3. Meyer, Emerson; Gallardo, Hugo. 1,5-Type nonbonded O···S and S···S interactions in (acylimino) and (thioacylimino)benzothiazoline systems: crystal structures and theoretical calculations. Tetrahedron, v. 59, p. 10187–10193, 2003.

 

2002

  1. Gallardo, Hugo; Zucco, C.; da Silva, Luciano. Synthesis and characterization of a new series of liquid crystal compounds derived from isoxazoles. Molecular Crystals and Liquid Crystals Science and Technology, Section A: Molecular Crystals and Liquid Crystals, v. 373, p. 181–190, 2002.
  2. Ely, Fernando; Bortoluzzi, Adailton J.; Gallardo, Hugo; Merlo, Aloir A. New liquid crystalline tolanes from (−)-menthone. Brazilian Journal of Physics, v. 32, n. 2B, p. 548–551, 2002.
  3. Gallardo, Hugo; Maurmann, Leila. Synthesis of thermotropic liquid crystals derived from phenylpiperazine containing an enyne unit. Molecular Crystals and Liquid Crystals, v. 378, p. 23–34, 2002.

 

2001

  1. Gallardo, Hugo; Magnago, R.; Bortoluzzi, Adailton J. Synthesis, characterization and mesomorphic properties of Ag(I) and Pd(II) complexes containing the pyridyl and tetrazolyl rings: crystal structure of [C₃₀H₄₆N₁₀Ag]ClO₄. Liquid Crystals, v. 28, n. 9, p. 1343–1352, 2001.
  2. Parra, M.; Alderete, J.; Zúñiga, C.; Hidalgo, P.; Vergara, J.; Gallardo, Hugo. Azo compounds and Schiff bases derived from 5-(4-pyridyl)-2-amino-1,3,4-thiadiazole: synthesis, mesomorphic properties and structural study by semi-empirical calculations. Liquid Crystals, v. 28, n. 11, p. 1659–1666, 2001.
  3. Gallardo, Hugo; Taylor, T.; Merlo, Aloir A. Cristais líquidos ferroelétricos (CLF): uma abordagem sintética. Química Nova, v. 24, n. 3, p. 354–362, 2001.

 

2000

  1. Gallardo, Hugo; Merlo, Aloir A.; Braun, J. E.; Vasconcelos, U.; Ely, Fernando. Chiral liquid crystals: m-nitrotolans and tolans—synthesis and mesomorphic properties. Liquid Crystals, v. 27, n. 5, p. 657–663, 2000.
  2. Gallardo, Hugo; Begnini, Ieda M.; Neves, Ademir; Vencato, Ivo. Synthesis, characterization and thermal properties of palladium(II) complexes containing phenyltetrazole: crystal structure of trans-[C₄₀H₆₄N₈O₂PdCl]. Journal of the Brazilian Chemical Society, v. 11, n. 3, p. 274–280, 2000.

 

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