Journal of the Brazilian Chemical Society

Editorial J. Braz. Chem. Soc. 2007, 18(2), 0-0

Opportunities for research in global changes in the field of chemistry

Paulo Artaxo

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https://dx.doi.org/10.1590/S0103-50532007000200001

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Communication J. Braz. Chem. Soc. 2007, 18(2), 255-258

Mesophase Formation Investigation in Pitches by NMR Relaxometry

Antonio Luís dos Santos Lima; Angelo C. Pinto; Rosane A. S. San Gil; Maria Inês B. Tavares

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https://dx.doi.org/10.1590/S0103-50532007000200002

Published online: April 11, 2007

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Articles J. Braz. Chem. Soc. 2007, 18(2), 259-266

Validation of Multivariate Calibration Models in the Determination of Sugar Cane Quality Parameters by Near Infrared Spectroscopy

Patrícia Valderrama; Jez W. B. Braga; Ronei J. Poppi

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https://dx.doi.org/10.1590/S0103-50532007000200003

Published online: February 5, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 267-272

Spectrophotometric Studies on the Protonation and Nickel Complexation Equilibria of 4-(2-Pyridylazo) Resorcinol using Global Analysis in Aqueous Solution

Jahanbakhsh Ghasemi; Ali Niazi; Marcel Maeder

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https://dx.doi.org/10.1590/S0103-50532007000200004

Published online: February 15, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 273-278

Spectroscopic Study of Tb³⁺(β-Diketonate)₃: α-Cyclodextrin Inclusion Compounds in Aqueous Solution

Anderson O. Ribeiro; Osvaldo A. Serra

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https://dx.doi.org/10.1590/S0103-50532007000200005

Published online: February 15, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 279-283

Self Assembled Rotaxane and Pseudo-Rotaxanes based on β-Cyclodextrin Inclusion Compounds with trans-1,4-Bis[(4-pyridyl)ethenyl]benzene-pentacyanoferrate(II) Complexes

Sergio H. Toma; Henrique E. Toma

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https://dx.doi.org/10.1590/S0103-50532007000200006

Published online: February 15, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 284-290

Synthesis and Antifungal Activity of New Bis-γ-lactones Analogous to Avenaciolide

Andréia da Silva Magaton; Mayura M. M. Rubinger; Fernando C. de Macedo Júnior; Laércio Zambolim

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https://dx.doi.org/10.1590/S0103-50532007000200007

Published online: February 15, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 291-296

p-Nitrobenzoic Acid Promoted Synthesis of 1,5-Benzodiazepine Derivatives

Ravi Varala; Ramu Enugala; Srinivas R. Adapa

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https://dx.doi.org/10.1590/S0103-50532007000200008

Published online: February 15, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 297-303

Benign Approaches for the Microwave-assisted Synthesis of Quinoxalines

Farshid Mohsenzadeh; Kioumars Aghapoor; Hossein R. Darabi

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https://dx.doi.org/10.1590/S0103-50532007000200009

Published online: February 15, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 304-311

Hydride Generation-in situ Trapping-flame Atomic Absorption Spectrometry Hybridization for Indium and Thallium Determination

Henryk Matusiewicz; Magdalena Krawczyk

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https://dx.doi.org/10.1590/S0103-50532007000200010

Published online: February 22, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 312-321

Synthesis of Novel PETT Analogues: 3,4-Dimethoxy Phenyl Ethyl 1,3,5-Triazinyl Thiourea Derivatives and their Antibacterial and Anti-HIV Studies

Rakesh B. Patel; Kishor H. Chikhalia; Christophe Pannecouque; Erik de Clercq

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https://dx.doi.org/10.1590/S0103-50532007000200011

Published online: March 1, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 322-329

Investigation of the Solid State Reaction of LaMnO₃ with Fe^o and its effect on the Catalytic Reactions with H₂O₂

Flávia C. C. Moura; Maria H. Araujo; José D. Ardisson; Waldemar A. A. Macedo; Adriana S. Albuquerque; Rochel M. Lago

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https://dx.doi.org/10.1590/S0103-50532007000200012

Published online: March 1, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 330-336

Photo- and Electroluminescent behavior of Eu³⁺ Ions in Blends with Poly(vinyl-carbazole)

V.A.F. Deichmann; J.B.M. Novo; A. Cirpan; F. E. Karasz; L. Akcelrud

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https://dx.doi.org/10.1590/S0103-50532007000200013

Published online: March 1, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 337-341

A Simple Colorimetric Method for the Determination of Carbofuran and its Application in Environmental and Biological Samples

Urmila Tamrakar; Ajai K. Pillai; Vinay K. Gupta

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https://dx.doi.org/10.1590/S0103-50532007000200014

Published online: March 9, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 342-351

Experimental and Theorical Study of the Air Quality in a Suburban Industrial-Residential Area in Rio de Janeiro, Brazil

Fernanda Rodrigues; Ivan Milas; Eduardo M. Martins; Graciela Arbilla; Glauco F. Bauerfeldt; Murilo de Paula

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https://dx.doi.org/10.1590/S0103-50532007000200015

Published online: March 9, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 352-358

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

Mohammad Reza Ganjali; Morteza Rezapour; Solmaz Rasoolipour; Parviz Norouzi; Mehdi Adib

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https://dx.doi.org/10.1590/S0103-50532007000200016

Published online: March 9, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 359-363

Potentiometric Study of Cetylpyridinium Chloride Cooperative Binding to Anionic Azo-Dyes

Reza Hosseinzadeh; Abdol-Khalegh Bordbar; Amir Abbas Matin; Ramin Maleki

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https://dx.doi.org/10.1590/S0103-50532007000200017

Published online: March 16, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 364-369

tri-n-Butyltin Hydride-Mediated Radical Reaction of a 2-Iodobenzamide: Formation of an Unexpected Carbon-Tin Bond

Marcelo T. Oliveira; Maria Auxiliadôra F. Prado; Rosemeire B. Alves; Amary Cesar; Ricardo J. Alves; Carla G. Queiroga; Leonardo S. Santos; Marcos N. Eberlin

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https://dx.doi.org/10.1590/S0103-50532007000200018

Published online: March 16, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 370-377

Substituent Influence on the Diastereoselectivity of the Alkylation of Cyclic Chiral Imines

Éverton M. dos Santos; Marizane Bogdan; Maurício M. Victor; Beatriz S.M. Tenius; Eduardo R. de Oliveira

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https://dx.doi.org/10.1590/S0103-50532007000200019

Published online: March 23, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 378-383

A Physico-Chemical Study of the Cationic Surfactants Adsorption on Montmorillonite

Petr Praus; Martina Turicová

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https://dx.doi.org/10.1590/S0103-50532007000200020

Published online: March 23, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 384-390

Chemical Modifications of Nimesulide

Sandhya Pericherla; Jyoti Mareddy; Geetha Rani D. P.; Padmavathi V. Gollapudi; Sarbani Pal

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https://dx.doi.org/10.1590/S0103-50532007000200021

Published online: March 23, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 391-396

Natural and semi-Synthetic Clerodanes of Croton cajucara and their Cytotoxic Effects against Ehrlich Carcinoma and Human K562 Leukemia Cells

Maria Aparecida M. Maciel; Jenilce R. Martins; Angelo C. Pinto; Carlos R. Kaiser; Andressa Esteves-Souza; Aurea Echevarria

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https://dx.doi.org/10.1590/S0103-50532007000200022

Published online: March 30, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 397-405

A Rapid Method to Determine Antibiotic Residues in Milk using Liquid Chromatography Coupled to Electrospray Tandem Mass Spectrometry

Helio A. Martins-Júnior; Tereza A. Kussumi; Alexandre Y. Wang; Daniel T. Lebre

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https://dx.doi.org/10.1590/S0103-50532007000200023

Published online: March 30, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 406-409

Electrochemical Fabrication of Sandwich Nanostructures Based on Anodic Alumina

Zhao Jian Li; Ke Long Huang

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https://dx.doi.org/10.1590/S0103-50532007000200024

Published online: March 30, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 410-415

Ultrasound-Assisted Treatment of Coconut Water Samples for Potentiometric Stripping Determination of Zinc

Rodrigo A. A. Munoz; Matias Kolbe; Rita C. Siloto; Pedro V. Oliveira; Lucio Angnes

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https://dx.doi.org/10.1590/S0103-50532007000200025

Published online: March 30, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 416-423

The Influence of BHA, BHT and TBHQ on the Oxidation Stability of Soybean Oil Ethyl Esters (Biodiesel)

Anderson K. Domingos; Emir B. Saad; Wellington W. D. Vechiatto; Helena M. Wilhelm; Luiz P. Ramos

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https://dx.doi.org/10.1590/S0103-50532007000200026

Published online: April 3, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 424-430

Uncertainties Related to Linear Calibration Curves: A Case Study for Flame Atomic Absorption Spectrometry

Queenie S. H. Chui

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https://dx.doi.org/10.1590/S0103-50532007000200027

Published online: April 11, 2007

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Short Reports J. Braz. Chem. Soc. 2007, 18(2), 431-436

Quaternization Reaction of 2-Vinylpyridine and 4-Vinylpyridine Network Copolymers for 4-Nitrophenol Adsorption

Adriana S. S. Rodrigues; Alcino P. de Aguiar; Mônica R. M. P. de Aguiar; Luiz Claudio de Santa Maria

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https://dx.doi.org/10.1590/S0103-50532007000200028

Published online: March 9, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 437-439

Xeractinol - A New Flavanonol C-glucoside from Paepalanthus argenteus var. argenteus (Bongard) Hensold (Eriocaulaceae)

Anne Lígia Dokkedal; Francisco Lavarda; Lourdes Campaner dos Santos; Wagner Vilegas

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https://dx.doi.org/10.1590/S0103-50532007000200029

Published online: March 16, 2007

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J. Braz. Chem. Soc. 2007, 18(2), 440-443

A SARS-Coronovirus 3CL Protease Inhibitor Isolated from the Marine Sponge Axinella cf. corrugata: Structure Elucidation and Synthesis

Simone P. de Lira; Mirna H. R. Seleghim; David E. Williams; Frederic Marion; Pamela Hamill; François Jean; Raymond J. Andersen; Eduardo Hajdu; Roberto G. S. Berlinck

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