SciELO - Scientific Electronic Library Online

 
números disponíveisvol.19 número7vol.20 número1 índice de autoresíndice de materiabúsqueda de artículos
Home Pagelista alfabética de revistas   RSS

Journal of the Brazilian Chemical Society
versión impresa ISSN 0103-5053

 

Tabla de contenido
J. Braz. Chem. Soc. v.19 n.8 São Paulo  2008

Editorial: the Brazilian Chemical Society (SBQ) and the chemistry teaching in high schools
Pinto, Angelo C.

  
 Articles
  
 ·  Reactivity of 5a,6-anhydrotetracycline platinum(II) complex with biological nucleophiles: a theoretical study
Marcial, Bruna L.; Costa, Luiz Antônio S.; De Almeida, Wagner B.; Dos Santos, Hélio F.

  
 ·  Synthesis and photophysical properties of a poly(methyl methacrylate) polymer with carbazolyl side groups
Martins, Tatiana D.; Weiss, Richard G.; Atvars, Teresa D. Z.

  
 ·  The use of fatty acid profile as a potential marker for Brazilian coffee (Coffea arabica L.) for corn adulteration
Jham, Gulab N.; Berhow, Mark A.; Manthey, Linda K.; Palmquist, Deborah A.; Vaughn, Steven F.

  
 ·  Characterization and catalytic activity of free and immobilized lipase from Aspergillus niger: a comparative study
Silva, Vania C. F. da; Contesini, Fabiano J.; Carvalho, Patrícia de O.

  
 ·  Comparative analysis of eight esterification methods in the quantitative determination of vegetable oil fatty acid methyl esters (FAME)
Milinsk, Maria Cristina; Matsushita, Makoto; Visentainer, Jesuí V.; Oliveira, Cláudio C. de; Souza, Nilson E. de

  
 ·  Oxidation of mono-phenols to para-benzoquinones: a comparative study
Uliana, Marciana P.; Vieira, Ygor W.; Donatoni, Maria Carolina; Corrêa, Arlene G.; Brocksom, Ursula; Brocksom, Timothy J.

  
 ·  Multi-elemental contamination and historic record in sediments from the Santos-Cubatão Estuarine System, Brazil
Luiz-Silva, Wanilson; Machado, Wilson; Matos, Rosa H. R.

  
 ·  Synthesis of Fe/Ti oxides from a single source alkoxide precursor under inert atmosphere
Camargo, Pedro H. C.; Nunes, Giovana G.; Sá, Eduardo L. de; Tremiliosi-Filho, Germano; Evans, David J.; Zarbin, Aldo J. G.; Soares, Jaísa F.

  
 ·  Distribution of lipid compounds in sediments from Conceição Lagoon, Santa Catarina Island, Brazil
Silva, Cesar A.; Oliveira, Cristiane R.; Oliveira, Inês R. W. Z.; Madureira, Luiz A. S.

  
 ·  Sodium dodecyl sulfate-coated alumina and C18 cartridge for the separation and preconcentration of cationic surfactants prior to their quantitation by spectrophotometric method
Karimi, Mohammad Ali; Behjatmanesh-Ardakani, Reza; Goudi, Ali Aghaei; Zali, Sara

  
 ·  A simple and green analytical method for the determination of formaldehyde
Gasparini, Fabrícia; Weinert, Patrícia L.; Lima, Liliane S.; Pezza, Leonardo; Pezza, Helena R.

  
 ·  A novel disposable electrochemical microcell: construction and characterization
Ferreira, Humberto E. A.; Daniel, Daniela; Bertotti, Mauro; Richter, Eduardo M.

  
 ·  Micelle-mediated extraction and spectrophotometric determination of ammonia in water samples utilizing indophenol dye formation
Afkhami, Abbas; Norooz-Asl, Rasoul

  
 ·  Development and application of LC-UV method for the quantification of the anti-inflammatory thiazolidinone PG15 in rat plasma
Uchôa, Flávia D.T.; Cattani, Vitória B.; Lima, Maria C.A.; Galdino, Suely L.; Pitta, Ivan R.; Dalla Costa, Teresa

  
 ·  Styrene polymerization by nickel and titanium catalysts based on tris(pyrazolyl)borate ligands
Kuhn, Maria C. A.; Silva, Jaqueline L. da; Casagrande, Adriana C. A.; Casagrande Jr., Osvaldo L.

  
 ·  Micelle-mediated method for simultaneous determination of ascorbic acid and uric acid by differential pulse voltammetry
Reis, Alaécio P. dos; Tarley, César R. T.; Kubota, Lauro T.

  
 ·  Dipeptide synthesis in biphasic medium: evaluating the use of commercial porcine pancreatic lipase preparations and the involvement of contaminant proteases
Liria, Cleber W.; Romagna, Carolina D.; Rodovalho, Nicolas N.; Marana, Sandro R.; Miranda, M. Terêsa M.

  
 ·  Peak separation by derivative spectroscopy applied to ftir analysis of hydrolized silica
Aragão, Bernardo J. G. de; Messaddeq, Younes

  
 ·  B(HSO4)3: a novel and efficient solid acid catalyst for the regioselective conversion of epoxides to thiocyanohydrins under solvent-free conditions
Kiasat, Ali Reza; Fallah-Mehrjardi, Mehdi

  
 ·  The use of a graphite-silicone rubber composite electrode in the determination of rutin in pharmaceutical formulation
Santos, Sidney X. dos; Mazo, Luiz H.; Cavalheiro, Éder T. G.

  
 ·  Vibrational and thermal properties of crystalline topiramate
Sena Jr., Diniz M.; Freire, Paulo T. C.; M. Filho, Josué; Melo, Francisco E. A.; Pontes, Fenelon M.; Longo, Elson; Ferreira, Odair P.; Alves, Oswaldo L.

  
 ·  Exchange interactions in the copper(II)-N-benzoylglycine (hippuric acid) complex
Vieira, Ernanni D.; Facchin, Gianella; Torre, Maria H.; Costa-Filho, Antonio J.

  
 ·  Silica-supported dichlorophosphate: a recoverable cyclodehydrant for the eco-friendly synthesis of 2,5-disubstituted 1,3,4-oxadiazoles under solvent-free and microwave irradiation conditions
Li, Zheng; Zhu, Anguo; Mao, Xuerong; Sun, Xiunan; Gong, Xue

  
 ·  Study of the Specificity of Cross-Povidone (PVPP) as binding agent in the quantification of polyphenolic compounds
Verza, Simone G.; Pavei, Cabral; Ortega, George G.

  
 ·  Evaluation of porous silica glasses as insect pheromone dispensers
Tiboni, Aline; Coracini, Miryan D. A.; Lima, Eraldo R.; Zarbin, Paulo H. G.; Zarbin, Aldo J. G.

  
 ·  Supramolecular self-assembling of [HgII(RC6H4NNNC6H4R)2Py] [R = EtOC(O)] through reciprocal metal-η2-arene π-interactions and non classical C-H···O bonding: synthesis and X-ray characterization of a bis diaryl symmetric-substituted triazenide complex polymer of Hg(II)
Hörner, Manfredo; Oliveira, Gelson M. de; Villis, Paulo C. M.; Visentin, Lorenzo do C.

  
 Short Reports
  
 ·  NH4Cl-CH3OH: an efficient, acid- and metal-free catalyst system for the synthesis of quinoxalines
Darabi, Hossein Reza; Tahoori, Fatemeh; Aghapoor, Kioumars; Taala, Fatemeh; Mohsenzadeh, Farshid

  
 ·  Gilded wood from the organ of the Church of Santa Cruz (Coimbra)
Carvalho, Ana P.; Vaz, Maria F.; Ferreira, Marta M.; Pires, João

  
 ·  Age and time related pheromone production in coffee leafminer Leucoptera coffeella Guérin-Méneville (Lepidoptera: Lyonetiidae)
Lima, Eraldo R.; Vilela, Evaldo F.; Della Lucia, Terezinha M. C.; Ataíde, Lívia M. S.