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Journal of the Brazilian Chemical Society
versão impressa ISSN 0103-5053

 

Sumário
J. Braz. Chem. Soc. vol.22 no.8 São Paulo ago. 2011

 Editorial
  
 ·  O ano internacional da química a meio caminho
Moreau, Nicole J.

  
 Review
  
 ·  Photocatalytic production of hydrogen: an innovative use for biomass derivatives
Melo, Marcos de Oliveira; Silva, Luciana Almeida

  
 Articles
  
 ·  Chitosan/siloxane hybrid polymer: synthesis, characterization and performance as a support for immobilizing enzyme
Silva, Grazielle S.; Oliveira, Pedro C.; Giordani, Domingos S.; Castro, Heizir F. de

  
 ·  Comparative study of the salinization process in surface water reservoirs located in two distinct regions in southwestern Bahia, Brazil
Santos, José S. dos; Santos, Maria Lúcia P. dos; Alexandrino, Daniela Marques

  
 ·  Simultaneous regioselective synthesis of trifluoromethyl-containing 1,7-phenanthrolines and quinolines from cyclocondensation reaction of N,N'-bis(oxotrifluoroalkenyl)-1,3-phenylenediamines
Bonacorso, Helio G.; Andrighetto, Rosália; Krüger, Nícolas; Martins, Marcos A. P.; Zanatta, Nilo

  
 ·  Synthesis of 1,3-diynes via detelluration of bis(ethynyl)tellurides
Stefani, Hélio A.; Pena, Jesus M.; Zukerman-Schpector, Julio; Tiekink, Edward R. T.

  
 ·  Predicting partition coefficients of migrants in food simulant/polymer systems using adaptive neuro-fuzzy inference system
Shahbazikhah, Parviz; Asadollahi-Baboli, Mohammad; Khaksar, Ramin; Alamdari, Reza Fareghi; Zare-Shahabadi, Vali

  
 ·  Spatial and seasonal variations of pharmaceuticals and endocrine disruptors in the Atibaia River, São Paulo State (Brazil)
Montagner, Cassiana C.; Jardim, Wilson F.

  
 ·  Utilization of a novel Ag(III)-luminol chemiluminescence system for determination of d-penicillamine in human urine samples
Ma, Li; Fan, Mengdi; Xu, Xiangdong; Kang, Weijun; Shi, Hongmei

  
 ·  Evaluation of a PVC sensing phase for determination of chlorinated hydrocarbons in water by mid-infrared spectroscopy
Silva, Andréa Monteiro S.; Viana, Eduardo de Araujo; Pimentel, Maria Fernanda; Almeida, Yeda M. B.; Raimundo Jr, Ivo M.

  
 ·  Aspects of protonation and deprotonation of humic scid durface on molecular conformation
Prado, Alexandre G. S.; Pertusatti, Jonas; Nunes, Alécio R.

  
 ·  Distribution and availability of copper, iron, manganese and zinc in the archaeological black earth profile from the Amazon region
Mescouto, Cleide S. T.; Lemos, Vanda P.; Dantas Filho, Heronides A.; Costa, Marcondes L. da; Kern, Dirse C.; Fernandes, Kelly G.

  
 ·  Assessment of surface water in two Amazonian rivers impacted by industrial wastewater, Barcarena City, Pará State (Brazil)
Lima, Marcelo de O.; Santos, Elisabeth C. O.; Jesus, Iracina M. de; Medeiros, Adaelson C.; Faial, Kelson do C. F.; Alves, Cláudio N.

  
 ·  Improved synthesis of 1,3,4-thiadiazolium-2-phenylamines using microwave and ultrasound irradiation and investigation of their cytotoxic activity
Reis, Camilla Moretto dos; Echevarria-Lima, Juliana; Miranda, Amanda Fraga; Echevarria, Aurea

  
 ·  Chemotaxonomical aspects of lower Cretaceous amber from Recôncavo Basin, Brazil
Pereira, Ricardo; Carvalho, Ismar S.; Fernandes, Antonio Carlos S.; Azevedo, Débora A.

  
 ·  Alternative analytical method for metal determination in inorganic fertilizers based on ultrasound-assisted extraction
Lima, Alexandre F.; Richter, Eduardo M.; Muñoz, Rodrigo A. A.

  
 ·  Multiclass MSPD method for pesticide determination in dehydrated Hyptis pectinata (sambacaitá) medicinal plant by GC-MS
Aquino, Adriano; Souza, Michel R. R.; Maciel, Samia T. A.; Alexandre, Marcelo da Rosa; Navickiene, Sandro

  
 ·  Eugenia neonitida Sobral and Eugenia rotundifolia Casar. (Myrtaceae) essential oils: composition, seasonality influence, antioxidant activity and leaf histochemistry
Defaveri, Anna C. A.; Sato, Alice; Borré, Leandro B.; Aguiar, Daniel L. M.; Gil, Rosane A. S. San; Arruda, Rosani C. O.; Riehl, Carlos A. S.

  
 ·  Supramolecular complexes formed by the association of poly(ethyleneimine) (PEI), sodium cholate (NaC) and sodium dodecyl sulfate (SDS)
Felippe, Arlindo C.; Bellettini, Ismael C.; Eising, Renato; Minatti, Edson; Giacomelli, Fernando C.

  
 ·  A multi-walled carbon nanotube-modified glassy carbon electrode as a new sensor for the sensitive simultaneous determination of paracetamol and tramadol in pharmaceutical preparations and biological fluids
Babaei, Ali; Taheri, Ali Reza; Afrasiabi, Mohammad

  
 ·  Enantioselective resolution of (R,S)-1-phenylethanol catalyzed by lipases immobilized in starch films
Hoffmann, Isabel; Silva, Vanessa D.; Nascimento, Maria da G.

  
 ·  Hyphenating the curtius rearrangement with Morita-Baylis-Hillman adducts: synthesis of biologically active acyloins and vicinal aminoalcohols
W. Amarante, Giovanni; Cavallaro, Mayra; Coelho, Fernando

  
 ·  Input of organic matter in a large south american tropical estuary (Paranaguá Estuarine System, Brazil) indicated by sedimentary sterols and multivariate statistical approach
Martins, César C.; Seyffert, Bianca H.; Braun, Juliana A. F.; Fillmann, Gilberto

  
 ·  Quantum confinement in PbI2 nanodisks prepared with cucurbit[7]uril
Santos, Erick M. S. dos; Pereira, Lourivaldo S.; Demets, Grégoire J.-F.

  
 ·  Electrochemical behavior of Propranolol and its major metabolites, 4'-hydroxypropranolol and 4'-hydroxypropranolol Sulfate, on glassy carbon electrode
Baranowska, Irena; Koper, Marta

  
 Short Report
  
 ·  Three new compounds from Piper montealegreanum Yuncker (Piperaceae)
Alves, Harley da S.; Souza, Maria de F. V. de; Chaves, Maria C. de O.