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Journal of the Brazilian Chemical Society
On-line version ISSN 1678-4790


Table of contents
J. Braz. Chem. Soc. vol.23 no.7 São Paulo July 2012

 ·  Education: a duty of all
Pinto, Angelo C.

 ·  Development of a lewis-based catalytic system for biodiesel production: from a batch laboratory scale to a continuous pilot plant
Suarez, Paulo A. Z.; Silva, Fabio M. da

 ·  Preparation, characterisation and evaluation of brazilian clay-based catalysts for use in esterification reactions
Rezende, Michelle J. C.; Pereira, Mírian S. C.; Santos, Gabriel F. N.; Aroeira, Gabriel O. P.; Albuquerque Jr., Tiago C.; Suarez, Paulo A. Z.; Pinto, Angelo C.

 ·  The effect of neutral oximes on the reactivation of human acetylcholinesterase inhibited with paraoxon
Ribeiro, Tatiana S.; Prates, Arthur; Alves, Sérgio R.; Oliveira-Silva, Jefferson J.; Riehl, Carlos A. S.; Figueroa-Villar, J. Daniel

 ·  Synthesis and characterization of polyesters from glycerol by-product of biodiesel production
Moura, Carla V. Rodarte de; Nunes, Antonia S. L.; Moita Neto, Jose M.; Neres, Haroldo L. S.; Carvalho, Lee M. G. de; Moura, Edmilson M. de

 ·  Synthesis of polyols from Mabea fistulifera Mart. (Euphorbiaceae) oil
Silveira Neta, Julieta J. da; Silva, Carlos J. da; Teixeira, Róbson R.; Reis, César; Reis, Efraim L.; Teixeira, Amanda M.

 ·  New flavonoids and coumarins from Platymiscium floribundum Vogel
Veloso, Pérsio A.; Pimenta, Antonia T. A.; Francisco M. de, Sousa; Falcão, Maria José C.; Gramosa, Nilce V.; Silva Junior, José Nunes da; Silveira, Edilberto R.; Lima, Mary Anne S.

 ·  Pterodon pubescens benth: stability study of microencapsulated extract and isolated compounds monitored by antinociceptive assays
Servat, Leila; Spindola, Humberto M.; Rodrigues, Rodney A. F.; Sousa, Ilza M. O.; Ruiz, Ana L. T. G.; Carvalho, João E. de; Foglio, Mary A.

 ·  Solvent extraction studies on uranium using amine based extractants and recovery from low grade ore leach liquors
Kim, Chul-Joo; Kumar, Jyothi Rajesh; Kim, Joon-Soo; Lee, Jin-Young; Yoon, Ho-Sung

 ·  Guanabara bay sedimentation rates based on 210Pb dating: reviewing the existing data and adding new data
Godoy, Jose M.; Oliveira, Alessandra V.; Almeida, Ana C.; Godoy, Maria Luiza D. P.; Moreira, Isabel; Wagener, Angela R.; Figueiredo Junior, Alberto G. de

 ·  8-O-4'-Neolignans from flower buds of Magnolia fargesii and their biological activities
Gao, Xuemei; Shen, Yanqiong; Yang, Liying; Shu, Lidang; Li, Ganpeng; Hu, Qiu-Fen

 ·  Bioaccumulation of mercury and selenium in Trichiurus lepturus
Seixas, Tércia G.; Moreira, Isabel; Malm, Olaf; Kehrig, Helena A.

 ·  Complexation behavior in aqueous edta sol-gel systems for the synthesis of YBa2Cu3O7-x high-temperature superconductors
Thuy, Tran Thi; Herman, Gerrit; Lommens, Petra; Driessche, Isabel Van

 ·  Preparation and electrochemical properties of homogeneous carbon-coated LiFe0.9Mn0.1PO4 as cathode material for lithium-ion batteries
Xu, Yang; Yu, Jingang; Peng, Sui; Liu, Suqin; Wei, Zhongqiang; Li, Xianhong; Li, Yajuan

 ·  Unsynchronized resonance of covalent bonds in the superconducting state
Costa, Marconi B. S.; Bastos, Cristiano C.; Pavão, Antonio C.

 ·  Simultaneous spectrophotometric determination of Cu(II), Co(II) and Ni(II) using ratio spectra-continuous wavelet transformation in some food and environmental samples
Tarighat, Maryam Abbasi; Afkhami, Abbas

 ·  On site stripping voltammetric determination of Zn(II), Cd(II) and Pb(II) in water samples of the Cananéia-Iguape Estuarine-Lagoon complex in São Paulo state, Brazil
Souza, Ana P. R. de; Braga, Elisabete S.; Bertotti, Mauro

 ·  Determination of pyrethroid pesticides in environmental samples using ionic liquid dispersive liquid-liquid microextraction
Wu, Tong; Liu, Yu; Yang, Zhonghua; Gao, Haixiang; Zhou, Zhiqiang

 ·  Simulation of the interactions between Tröger bases and DNA
Ricci, Clarisse G.; Netz, Paulo A.

 ·  Discrimination of commercial roasted and ground coffees according to chemical composition
Souza, Romilaine M. N. de; Benassi, Marta T.

 ·  Mesophase evolution in heat-treated solid petroleum pitches
Lima, Antonio L. dos Santos; Lima, Keila dos Santos C.; França, Tanos C. C.; Tavares, Maria Inês B.; San-Gil, Rosane A. da Silva; Eberlin, Marcos N.; Pinto, Angelo C.

 ·  Mechanistic implications of zinc(II) ions on the degradation of phenol by the fenton reaction
Friedrich, Leidi Cecilia; Mendes, Maria Anita; Silva, Volnir Oliveira; Zanta, Carmem Lúcia P. S.; Machulek Jr., Amilcar; Quina, Frank Herbert

 ·  Yield of aromatics from naphthenics upon catalytic cracking
Pujro, Richard A.; Falco, Marisa G.; Pedrosa, Anne M. Garrido; Souza, Marcelo J. B.; Morgado Jr., Edisson; Sedran, Ulises

 ·  Chemometric tools in chemical fractionation data of soil samples from five antarctic research stations
Guerra, Marcelo B. B.; Rosa, Paula F.; Schaefer, Carlos E. G. R.; Michel, Roberto F. M.; Almeida, Ivan C.; Pereira-Filho, Edenir R.

 Short Reports
 ·  Lipase-catalyzed kinetic resolution of (±)-mandelonitrile under conventional condition and microwave irradiation
Ribeiro, Sandra S.; Oliveira, Julieta R. de; Porto, André L. M.

 ·  Determination of Na, K, Mg and Ca in biodiesel by LS F AAS and HR-CS F AAS: studies that supported the proposal of the ABNT NBR 15556 norm
Oliveira, Ligia C. C. de; Vieira, Mariana A.; Ribeiro, Anderson S.; Baptista, Paula M.; Gonçalves, Rodrigo A.; Campos, Reinaldo C. de