SciELO - Scientific Electronic Library Online

 
números disponiblesvol.16 número2vol.16 número3B índice de autoresíndice de assuntospesquisa de artigos
Home Pagelista alfabética de periódicos   RSS

Journal of the Brazilian Chemical Society
versão impressa ISSN 0103-5053

 

Sumário
J. Braz. Chem. Soc. v.16 n.3a São Paulo maio/jun. 2005

Editorial
Delgado, Guillermo; Torresi, Roberto M.

  
 Articles
  
 ·  The role of intramolecular hydrogen bonding in the electrochemical behavior of hydroxy-quinones and in semiquinone stability
Frontana, Carlos; González, Ignacio

  
 ·  Analysis of trace metals Cu2+, Pb2+ and Zn2+ in coastal marine water samples from Florianópolis, Santa Catarina State, Brazil
Mello, Lígia C.; Claudino, Alessandro; Rizzatti, Ivanise; Bortoluzzi, Rodolfo L.; Zanette, Dilson R.

  
 ·  Electrochemical and atomic force microscopy investigations of new materials from N-trifluoromethanesulfonyl-1-azahexa-1,3,5-trienes derivatives
Rivera, Margarita; Alvarez-Toledano, Cecilio; Moreno, Abel; Sepúlveda-Sánchez, José D.; Hernández-Pérez, Tomás; Sánchez-Vergara, María E.

  
 ·  Characterization of conducting polyaniline blends by Resonance Raman Spectroscopy
Silva, José E. Pereira da; Temperini, Márcia L.A.; Torresi, Susana I. Córdoba de

  
 ·  Electrochemical performance of dispersed Pt-M (M =V, Cr and Co) nanoparticles for the oxygen reduction electrocatalysis
Lima, Fabio H. B.; Giz, M. Janete; Ticianelli, Edson A.

  
 ·  Bonding interactions of metal clusters [Mn (M= Cu, Ag, Au; n=1-4)] with ammonia. Are the metal clusters adequate as a model of surfaces?
Martínez, Ana

  
 ·  An investigation of the dispersion forces in weakly bound complexes using quantum chemical and multipole expansion methods
De Almeida, Wagner B.

  
 ·  Electronic effects on the reactivity of cross-conjugated carbonyl systems with Fe2(CO)9
Ortega-Alfaro, María C.; López-Cortés, José G.; Toscano, Rubén A.; Alvarez-Toledano, Cecilio

  
 ·  Clay and refractory materials slurries in inductively coupled plasma optical emission spectrometry: effects of mechanochemical synthesis on emission intensities of analytes
Santos, Mirian C.; Nogueira, Ana Rita A.; Nóbrega, Joaquim A.

  
 ·  A convenient procedure for the synthesis of 3b-hydroxy-6-oxo-5a-steroids: aplication to the synthesis of laxogenin
Iglesias-Arteaga, Martín A.; Símuta-Lopez, Eva M.; Xochihua-Moreno, Sergio; Viñas-Bravo, Omar; Smith, Sara Montiel; Meza Reyes, Socorro; Sandoval-Ramírez, Jesús

  
 ·  An alternative approach to aminodiols from Baylis-Hillman adducts: stereoselective synthesis of chloramphenicol, fluoramphenicol and thiamphenicol
Mateus, Cristiano R.; Coelho, Fernando

  
 ·  Synthesis of 2,4-disubstituted thiophenols and solid state structures of thiocarbamate precursors
Flores-Figueroa, Aarón; Arista-M., Víctor; Talancón-Sánchez, Daniel; Castillo, Ivan

  
 ·  Amino acid sequence determination and chemical synthesis of CllErg1 (g-KTx1.5), a K+ channel blocker peptide isolated from the scorpion Centruroides limpidus limpidus
Coronas, Fredy I.; Balderas, Cipriano; Pardo-López, Liliana; Possani, Lourival D.; Gurrola, Georgina B.

  
 ·  Solid-phase organic synthesis of sensing sorbent materials for copper and lead recovery
Castillo, M.; Pina-Luis, G.; Díaz-García, M. E.; Rivero, I. A.

  
 ·  Supramolecular conformational effects in the electrocatalytic properties of electrostatic assembled films of meso(3- and 4-pyridyl) isomers of tetraruthenated porphyrins
Mayer, Ildemar; Eberlin, Marcos N.; Tomazela, Daniela M.; Toma, Henrique E.; Araki, Koiti

  
 ·  Interaction parameter (c); expansion factor (e); steric hindrance factor (s); and shielding function F(x); for the system PEA-organic solvents by intrinsic viscosity measurements
Cecopieri-Gómez, Martha L.; Palacios-Alquisira, Joaquín

  
 ·  New pyrone and quinoline alkaloid from Almeidea rubra and their trypanocidal activity
Ambrozin, Alessandra R. P.; Mafezoli, Jair; Vieira, Paulo C.; Fernandes, João B.; Silva, M. Fátima das G. F. da; Ellena, Javier A.; Albuquerque, Sérgio de

  
 ·  The solid-state and solution-state reassigned structures of tagitinin A, a 3,10-epoxy-germacrolide from Tithonia diversifolia, and the interconversion of 3,10-epoxy-germacrolide conformational families via a ring-atom flip mechanism
Glaser, Robert; García, Abraham; Chávez, María Isabel; Delgado, Guillermo

  
 ·  Dimeric boronates derived from the reaction of schiff bases and boronic acids
Barba, Victor; Santillan, Rosa; Farfán, Norberto

  
 ·  1-acetylvinyl acrylates: new captodative olefins bearing an internal probe for the evaluation of the relative reactivity of captodative against electron-deficient double bonds in Diels-Alder and Friedel-Crafts reactions
Herrera, Rafael; Jiménez-Vázquez, Hugo A.; Delgado, Francisco; Söderberg, Björn C. G.; Tamariz, Joaquín

  
 ·  Experimental and theoretical study of the products from the spontaneous dimerization of DL- and D-glyceraldehyde
García-Jiménez, Federico; Collera Zúñiga, Ofelia; Castells García, Yolanda; Cárdenas, Julio; Cuevas, Gabriel

  
 Short Report
  
 ·  Synthesis of 2,4-disubstituted thiazole combinatorial unit on solid-phase: microwave assisted conversion of alcohol to amine monitored by FT-IR
Antonow, Dyeison; Mahler, S. Graciela; Serra, Gloria L.; Manta, Eduardo; Eifler-Lima, Vera Lucia

  
 ·  Short synthesis of a new cyclopentene-1,3-dione derivative isolated from Piper carniconnectivum
Dias, Luiz C.; Shimokomaki, Simone B.; Shiota, Robson T.

  
 ·  A mild and efficient method for the chemoselective synthesis of acylals from aromatic aldehydes and their deprotections catalyzed by sulfated zirconia
Negrón, Guillermo E.; Palacios, Laura N.; Angeles, Deyanira; Lomas, Leticia; Gaviño, Rubén

  
 ·  A concise total synthesis of (R)-fluoxetine, a potent and selective serotonin reuptake inhibitor
Fátima, Ângelo de; Lapis, Alexandre Augusto M.; Pilli, Ronaldo A.