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


Tabla de contenido
J. Braz. Chem. Soc. vol.22 no.11 São Paulo nov. 2011

 ·  Algae biodiesel: a promise or the future?
Suarez, Paulo A. Z.; Pinto, Angelo C.

 ·  Active carbon preparation from treads of tire waste for dye removal in waste water
Nunes, Michael R.; Perez, Giordana M.; Loguercio, Lara F.; Alves, Eliete W.; Carreño, Neftali L. V.; Martins, Jorge L.; Garcia, Irene T. S.

 ·  Microwave-assisted synthesis of indole-2-carboxylic acid esters in ionic liquid
Gu, Lijun; Li, Xiangguang

 ·  Dispersing carbon nanotubes in phenolic resin using an aqueous solution
Botelho, Edson C.; Edwards, Elilton R.; Bittmann, Birgit; Burkhart, Thomas

 ·  Multiresidue methods for determination of pesticides using SPME and SPE followed by GC-NPD system: a comparative study
Milhome, Maria A. L.; Sousa, Paula L. R.; De Keukeleire, Denis; Nascimento, Ronaldo F.

 ·  Square-wave cathodic adsorptive stripping voltammetric determination of 3-hydroxyflavone, Morin and Hesperidin in bulk form and biological fluids in absence and presence of Cu(II)
Temerk, Yassien M.; Ibrahim, Mohamed S.; Kotb, Mohammed

 ·  Microwave-assisted clean synthesis of amides via aza-wittig reaction under solvent-free condition
Sathishkumar, Murugan; Nagarajan, Sangaraiah; Velan, Poovan Shanmuga; Dinesh, Murugan; Ponnuswamy, Alagusundaram

 ·  Comparative study of the catalytic activity of the complexes Cp*RuCl(PAr3)2 [Ar = -C6H5 and 4-CF3-C6H4] in the ATRP of styrene
Villa-Hernández, Alejandro M.; Rosales-Velázquez, Claudia P.; Saldívar-Guerra, Enrique; Torres-Lubián, José R.

 ·  Theoretical substituent electrophilicities
Rezende, Marcos Caroli; Millán, Daniela

 ·  Phenylpropanoid substituted flavan-3-ols from Trichilia catigua and their in vitro antioxidative activity
Resende, Flávia O.; Rodrigues-Filho, Edson; Luftmann, Heinrich; Petereit, Frank; Mello, João C. Palazzo de

 ·  Metal speciation in surface sediments of the Uberabinha river in Uberlândia, MG State, Brazil
Silva, Luciano A. da; Coelho, Luciana M.; Rosolen, Vania; Coelho, Nívia M. Melo

 ·  Synthesis and mechanism of formation of oxadeazaflavines by microwave thermal cyclization of ortho-halobenzylidene barbiturates
Figueroa-Villar, J. Daniel; Oliveira, Sandra C. G. de

 ·  Local electrochemical investigation of single grains of polycrystalline Cu-16%Zn-8%Al alloy
Barragan, José T. C.; Blanco, Matildes; Barelli, Nilso; Noce, Rodrigo Della; Fugivara, Cecílio S.; Fernández, Javier; Benedetti, Assis V.

 ·  Action of successive heat treatments in bovine milk fatty acids
Costa, Edvaldo N.; Lacerda, Ellen C. Q.; Santos, Suian M. S.; Santos, Carilan M. S.; Franco, Marcelo; Silva, Robério R.; Simionato, Julliana I.

 ·  Comprehensive two-dimensional gas chromatography with time of flight mass spectrometry applied to analysis of Fischer-Tropsch synthesis products obtained with and without carbon dioxide addition to feed gas
Silva, Raphael S. F.; Tamanqueira, Juliana B.; Dias, Julio César M.; Passarelli, Fábio M.; Bidart, Antonio Marcos F.; Aquino Neto, Francisco R.; Azevedo, Débora A.

 ·  Distribution of indoor air pollutants in downtown Rio de Janeiro, Brazil
Siqueira, Celeste Y. S.; Gioda, Adriana; Carneiro, Fabiana P.; Ramos, Maria da Conceição K. V.; Aquino Neto, Francisco R.

 ·  Characterization of dissolved organic matter in the Piauí river estuary, Northeast Brazil
Costa, Adnivia Santos; Passos, Elisangela de Andrade; Garcia, Carlos A. B.; Alves, José do Patrocinio H.

 ·  Enzymatic synthesis optimization of isoamyl butyrate
Anschau, Andréia; Aragão, Vitor C.; Porciuncula, Barbara D. A.; Kalil, Susana J.; Burkert, Carlos A. V.; Burkert, Janaína F. M.

 ·  Automation of an analysis system with microvolume porous membrane sampling, capillary electrophoresis separation and contactless conductivity detection for near-real-time monitoring of traces of low-molecular-weight carboxylic acids in air
Coelho, Lúcia H. G.; Gutz, Ivano G. R.

 ·  Dual bifunctional catalysis and the α-effect in the reaction of hydroxylamine with phenylacetate
Mazera, Deise J.; Pliego Jr., Josefredo R.; Almerindo, Gizelle I.; Gesser, José C.

 ·  Determination of sulfamethoxazole in pharmaceutical formulations by flow injection system/HPLC with potentiometric detection using polypyrrole electrode
Ozkorucuklu, Sabriye P.; Sahin, Yucel; Alsancak, Guleren

 ·  A Monte Carlo revisiting of N-methylformamide and acetone
Almeida, Glauco G.; Cordeiro, João M. M.

 ·  DBU as a catalyst for the synthesis of amides via aminolysis of methyl esters
Lima, Evanoel Crizanto de; Souza, Carolina C. de; Soares, Renato de O.; Vaz, Boniek Gontijo; Eberlin, Marcos N.; Dias, Ayres G.; Costa, Paulo R. R.

 ·  The effect of different chemical treatments on the structure and stability of aqueous dispersion of iron- and iron oxide-filled multi-walled carbon nanotubes
Moraes, Rodrigo A.; Matos, Carolina F.; Castro, Eryza G.; Schreiner, Wido H.; Oliveira, Marcela M.; Zarbin, Aldo J. G.

 ·  Alum-catalyzed one-pot synthesis of dihydropyrano[3,2-b]chromenediones
Li, Wei Lin; Wu, Li Qiang; Yan, Fu Lin

 ·  A second-order standard addition method based on the data treatment by calculation of variation matrix of kinetic systems analyzed by MCR-ALS
Naseri, Abdolhossein; Bahram, Morteza; Mabhooti, Mehdi

 Short Reports
 ·  Alkaloid and other chemical constituents from Psychotria stachyoides Benth.
Pimenta, Antonia T. A.; Uchôa, Daniel E. A.; Braz-Filho, Raimundo; Silveira, Edilberto R.; Lima, Mary Anne S.

 ·  Microwave irradiation or low temperature improved synthesis of antiparasitic Morita-Baylis-Hillman adducts
Junior, Claudio G. L.; Silva, Fábio P. L.; Oliveira, Ramon G. de; Subrinho, Fernanda L.; Andrade, Natália G. de; Vasconcellos, Mário L. A. A.

 ·  Effect of the subsampling ratio in the application of subagging for multivariate calibration with the successive projections algorithm
Galvão Filho, Arlindo R.; Galvão, Roberto K. H.; Araújo, Mário César U.

 ·  A new megastigmane diglycoside from Litsea glutinosa (Lour.) C. B. Rob.
Wang, Yun-Song; Liao, Zhen; Li, Yan; Huang, Rong; Zhang, Hong-Bing; Yang, Jing-Hua