SciELO - Scientific Electronic Library Online

 
números disponíveisvol.18 número1vol.18 número3 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.18 n.2 São Paulo mar./abr. 2007

 Editorial
  
 ·  Opportunities for research in global changes in the field of chemistry
Artaxo, Paulo

  
 Communication
  
 ·  Mesophase formation investigation in pitches by NMR relaxometry
Lima, Antonio Luís dos Santos; Pinto, Angelo C.; Gil, Rosane A. S. San; Tavares, Maria Inês B.

  
 Article
  
 ·  Validation of multivariate calibration models in the determination of sugar cane quality parameters by near infrared spectroscopy
Valderrama, Patrícia; Braga, Jez W. B.; Poppi, Ronei J.

  
 ·  Spectrophotometric studies on the protonation and nickel complexation equilibria of 4-(2-pyridylazo) resorcinol using global analysis in aqueous solution
Ghasemi, Jahanbakhsh; Niazi, Ali; Maeder, Marcel

  
 ·  Spectroscopic study of Tb3+(b-diketonate)3: a-cyclodextrin inclusion compounds in aqueous solution
Ribeiro, Anderson O.; Serra, Osvaldo A.

  
 ·  Self assembled rotaxane and pseudo-rotaxanes based on b-cyclodextrin inclusion compounds with trans-1,4-bis[(4-pyridyl)ethenyl]benzene-pentacyanoferrate(II) complexes
Toma, Sergio H.; Toma, Henrique E.

  
 ·  Synthesis and antifungal activity of new bis-g-lactones analogous to avenaciolide
Magaton, Andréia da Silva; Rubinger, Mayura M. M.; Macedo Júnior, Fernando C. de; Zambolim, Laércio

  
 ·  p-nitrobenzoic acid promoted synthesis of 1,5-benzodiazepine derivatives
Varala, Ravi; Enugala, Ramu; Adapa, Srinivas R.

  
 ·  Benign approaches for the microwave-assisted synthesis of quinoxalines
Mohsenzadeh, Farshid; Aghapoor, Kioumars; Darabi, Hossein R.

  
 ·  Hydride generation-in situ trapping-flame atomic absorption spectrometry hybridization for indium and thallium determination
Matusiewicz, Henryk; Krawczyk, Magdalena

  
 ·  Synthesis of novel PETT analogues: 3,4-dimethoxy phenyl ethyl 1,3,5-triazinyl thiourea derivatives and their antibacterial and anti-HIV studies
Patel, Rakesh B.; Chikhalia, Kishor H.; Pannecouque, Christophe; Clercq, Erik de

  
 ·  Investigation of the solid state reaction of LaMnO3 with Feº and its effect on the catalytic reactions with H2O2
Moura, Flávia C. C.; Araujo, Maria H.; Ardisson, José D.; Macedo, Waldemar A. A.; Albuquerque, Adriana S.; Lago, Rochel M.

  
 ·  Photo- and electroluminescent behavior of Eu3+ ions in blends with poly(vinyl-carbazole)
Deichmann, V.A.F.; Novo, J.B.M.; Cirpan, A.; Karasz, F. E.; Akcelrud, L.

  
 ·  A simple colorimetric method for the determination of carbofuran and its application in environmental and biological samples
Tamrakar, Urmila; Pillai, Ajai K.; Gupta, Vinay K.

  
 ·  Experimental and theorical study of the air quality in a suburban industrial-residential area in Rio de Janeiro, Brazil
Rodrigues, Fernanda; Milas, Ivan; Martins, Eduardo M.; Arbilla, Graciela; Bauerfeldt, Glauco F.; Paula, Murilo de

  
 ·  Application of pyridine-2-carbaldehyde-2-(4-methyl-1,3-benzo thiazol-2-yl)hydrazone as a neutral ionophore in the construction of a novel Er(III) sensor
Ganjali, Mohammad Reza; Rezapour, Morteza; Rasoolipour, Solmaz; Norouzi, Parviz; Adib, Mehdi

  
 ·  Potentiometric study of cetylpyridinium chloride cooperative binding to anionic azo-dyes
Hosseinzadeh, Reza; Bordbar, Abdol-Khalegh; Matin, Amir Abbas; Maleki, Ramin

  
 ·  tri-n-butyltin hydride-mediated radical reaction of a 2-iodobenzamide: formation of an unexpected carbon-tin bond
Oliveira, Marcelo T.; Prado, Maria Auxiliadôra F.; Alves, Rosemeire B.; Cesar, Amary; Alves, Ricardo J.; Queiroga, Carla G.; Santos, Leonardo S.; Eberlin, Marcos N.

  
 ·  Substituent influence on the diastereoselectivity of the alkylation of cyclic chiral imines
Santos, Éverton M. dos; Bogdan, Marizane; Victor, Maurício M.; Tenius, Beatriz S.M.; Oliveira, Eduardo R. de

  
 ·  A physico-chemical study of the cationic surfactants adsorption on montmorillonite
Praus, Petr; Turicová, Martina

  
 ·  Chemical modifications of nimesulide
Pericherla, Sandhya; Mareddy, Jyoti; Rani D. P., Geetha; Gollapudi, Padmavathi V.; Pal, Sarbani

  
 ·  Natural and semi-synthetic clerodanes of Croton cajucara and their cytotoxic effects against ehrlich carcinoma and human K562 leukemia cells
Maciel, Maria Aparecida M.; Martins, Jenilce R.; Pinto, Angelo C.; Kaiser, Carlos R.; Esteves-Souza, Andressa; Echevarria, Aurea

  
 ·  A rapid method to determine antibiotic residues in milk using liquid chromatography coupled to electrospray tandem mass spectrometry
Martins-Júnior, Helio A.; Kussumi, Tereza A.; Wang, Alexandre Y.; Lebre, Daniel T.

  
 ·  Electrochemical fabrication of sandwich nanostructures based on anodic alumina
Li, Zhao Jian; Huang, Ke Long

  
 ·  Ultrasound-assisted treatment of coconut water samples for potentiometric stripping determination of zinc
Munoz, Rodrigo A. A.; Kolbe, Matias; Siloto, Rita C.; Oliveira, Pedro V.; Angnes, Lucio

  
 ·  The influence of BHA, BHT and TBHQ on the oxidation stability of soybean oil ethyl esters (biodiesel)
Domingos, Anderson K.; Saad, Emir B.; Vechiatto, Wellington W. D.; Wilhelm, Helena M.; Ramos, Luiz P.

  
 ·  Uncertainties related to linear calibration curves: a case study for flame atomic absorption spectrometry
Chui, Queenie S. H.

  
 Short Report
  
 ·  Quaternization reaction of 2-vinylpyridine and 4-vinylpyridine network copolymers for 4-nitrophenol adsorption
Rodrigues, Adriana S. S.; Aguiar, Alcino P. de; Aguiar, Mônica R. M. P. de; Santa Maria, Luiz Claudio de

  
 ·  Xeractinol: a new flavanonol C-glucoside from Paepalanthus argenteus var. argenteus (Bongard) Hensold (Eriocaulaceae)
Dokkedal, Anne Lígia; Lavarda, Francisco; Santos, Lourdes Campaner dos; Vilegas, Wagner

  
 ·  A SARS-coronovirus 3CL protease inhibitor isolated from the marine sponge Axinella cf. corrugata: structure elucidation and synthesis
Lira, Simone P. de; Seleghim, Mirna H. R.; Williams, David E.; Marion, Frederic; Hamill, Pamela; Jean, François; Andersen, Raymond J.; Hajdu, Eduardo; Berlinck, Roberto G. S.

  
 ·  Abietane diterpenes from Sagittaria montevidensis ssp montevidensis Charm. & Schltdl
Radke, Vanessa S. C. de O.; Amaral, Maria do Carmo E.; Schuquel, Ivânia T. A.; Silva, Cleuza C. da; Oliveira, Cecília M. A. de; Tanaka, Clara M. A.

  
 ·  A concise synthesis of the 1,6-disubstituted eudesmane sesquiterpene carbon skeleton
Vieira, Ygor Willian; Nakamura, Joanita; Finelli, Fernanda Gadini; Brocksom, Ursula; Brocksom, Timothy John