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


J. Braz. Chem. Soc. v.17 n.7 São Paulo nov./dez. 2006

Paula e Silva, Evando Mirra de

 ·  2-Hydroxy-4,6-dimethoxyacetophenone from leaves of Peperomia glabella
Soares, Marisi G.; Felippe, Ana P. V. de; Guimarães, Elsie F.; Kato, Massuo J.; Ellena, Javier; Doriguetto, Antonio C.

 ·  A novel Ho(III) sensor based on N,N'-bis(2- pyridinecarboxamide)-1,2-benzene as a neutral ion carrier
Ganjali, Mohammad Reza; Rasoolipour, Solmaz; Rezapour, Morteza; Norouzi, Parviz; Amirnasr, Mehdi; Meghdadi, Soraia

 ·  Ion recognition: synthesis of 2-methyl-2,4-di (2-thienyl)-2,3-dihydro-1H-1,5-benzodiazepine and its application in construction of a highly selective and sensitive Ag+ membrane sensors
Ganjali, Mohammad Reza; Norouzi, Parviz; Alizadeh, Taher; Adib, Mehdi

 ·  Bioactive flavonoids and triterpenes from Terminalia fagifolia (Combretaceae)
Garcez, Fernanda R.; Garcez, Walmir S.; Santana, Andréa L. B. D.; Alves, Milene M.; Matos, Maria de Fátima C.; Scaliante, Anne de M.

 ·  A new route to keto and alkyl derivatives of (R)-carvone via diastereoselective conjugate addition of nitronate ions
Costa, Jeronimo S.; Freire, Bruno S.; Moura, André L. S.; Pereira, Vera L. Patrocinio

 ·  Further dibromotyrosine-derived metabolites from the marine sponge Aplysina caissara
Lira, Tatiana O. de; Berlinck, Roberto G. S.; Nascimento, Gislene G. F.; Hajdu, Eduardo

 ·  QSPR prediction analysis of corrosion inhibitors in hydrochloric acid on 22%-Cr stainless steel
Cardoso, S. P.; Hollauer, E.; Borges, L. E. P.; Gomes, J. A. da C. P.

 ·  Thermal analysis of brazilian tropical soils originating from different sources
Critter, Silvana A. M.; Airoldi, Claudio

 ·  Spectrophotometric determination of catecholamines based on their oxidation reaction followed by coupling with 4-aminobenzoic acid
Madrakian, Tayyebeh; Afkhami, Abbas; Khalafi, Lida; Mohammadnejad, Massoumeh

 ·  Synthesis and characterization of platinum(II) complexes from trifluoromethyl phenylenediamine, picoline and N-benzyl ethylenediamine derivatives
Almeida, Mauro V. de; Chaves, Joana Darc S.; Fontes, Ana Paula Soares; César, Eloi T.; Gielen, Marcel

 ·  NMR structural analysis of braznitidumine: a new indole alkaloid with 1,2,9-triazabicyclo[7.2.1] system, isolated from Aspidosperma nitidum (Apocynaceae)
Pereira, Maria M.; Alcântara, Antônio Flávio de C.; Piló-Veloso, Dorila; Raslan, Délio S.

 ·  Dereplication of glycosides from Sapindus saponaria using liquid chromatography-mass spectrometry
Murgu, Michael; Rodrigues-Filho, Edson

 ·  New heterogeneous metal-oxides based catalyst for vegetable oil trans-esterification
Macedo, Caio C. S.; Abreu, Frederique R.; Tavares, André P.; Alves, Melquizedeque B.; Zara, Luiz F.; Rubim, Joel C.; Suarez, Paulo A. Z.

 ·  Construction of a novel potentiometric terbium(III) membrane sensor and its application for the determination of terbium ion in binary mixture and fluoride ion in a mouth wash preparation
Zamani, Hassan Ali; Rajabzadeh, Ghadir; Ganjali, Mohammad Reza

 ·  Diterpenes from Erythroxylum barbatum
Santos, Cláudio C. dos; Lima, Mary Anne S.; Braz Filho, Raimundo; Silveira, Edilberto R.

 ·  Novel neodymium(III) membrane sensor based on N-(2-Furylmethylene)pyridine-2,6-diamine
Norouzi, Parviz; Ganjali, Mohammad Reza; Ahmadalinezhad, Asieh; Adib, Mehdi

 ·  Octafunctionalized calix[4]resorcinarene-N-fenil-acetohydroxamic acid for the separation, preconcentration and transport studies of cerium(IV)
Jain, Vinod K.; Pillai, Shibu G.; Kanaiya, Parin H.

 ·  Determination of benzo[b]naphtho[2,3-d]thiophene (BNT) in sediments using selective heavy atom induced room-temperature phosphorimetry
Cardoso, Carlos Eduardo; Aucélio, Ricardo Q.

 ·  Sweet potato tissue-epoxy resin composite biosensor for hydroquinone determination in photographic process wastewater
Lupetti, Karina O.; Zanotto-Neto, Giacomo; Fatibello-Filho, Orlando

 ·  Microclimatic factors and phenology influences in the chemical composition of the essential oils from Pittosporum undulatum Vent. leaves
Lago, João Henrique G.; Fávero, Oriana A.; Romoff, Paulete

 ·  A microgravimetric study of simultaneous adsorption of anions and copper on polycrystalline Pt surfaces
Miwa, D. W.; Santos, M. C.; Machado, S. A. S.

 ·  Extraction of cadmium from aqueous solutions by emulsion liquid membranes using a stirred transfer cell contactor
Basualto, Carlos; Poblete, Maritza; Marchese, José; Ochoa, Ariel; Acosta, Adolfo; Sapag, Jaime; Valenzuela, Fernando

 ·  Synthesis, crystal structure and thermal decomposition mechanism of a samarium o-chlorobenzoate complex with 1,10-phenanthroline
Zhang, Jian-Jun; Ren, Ning; Wang, Yan-Xun; Xu, Su-Ling; Wang, Rui-Fen; Wang, Shu-Ping

 ·  Development of a method by HPLC to determine LAS and its application in anaerobic reactors
Duarte, Iolanda C. S.; Oliveira, Lorena L.; Buzzini, Andréa P.; Adorno, M. Angela T.; Varesche, M. Bernadete A.

 ·  Photophysical and photocatalytic properties of novel M2BiNbO7 (M = In and Ga)
Luan, Jingfei; Zheng, Shourong; Hao, Xiping; Luan, Guoyou; Wu, Xiaoshan; Zou, Zhigang

 ·  Reverse saturable absorption in 5,10,15,20-Tetra(4-pyridyl)-21H,23H-porphyrin with ruthenium outlying complexes
Barbosa Neto, Newton M.; Oliveira, Samuel L.; Guedes, Ilde; Dinelli, Luis R.; Misoguti, Lino; Mendonça, Cleber R.; Batista, Alzir A.; Zílio, Sergio C.

 ·  Molecular dynamics of the interaction of Plasmodium falciparum and human serine hydroxymethyltransferase with 5-formyl-6-hydrofolic acid analogues: design of new potential antimalarials
França, Tanos C. C.; Wilter, Alan; Ramalho, Teodorico C.; Pascutti, Pedro G.; Figueroa-Villar, José D.

 ·  Analysis of liquid stevioside and cyclamate-saccharin dietetic sweeteners by inductively coupled plasma optical emission spectrometry without sample treatment
Sousa, Rafael Arromba de; Baccan, Nivaldo; Cadore, Solange

 ·  Autoxidation of Ni(II) and Co(II) tetra, penta and hexaglycine complexes accelerated by oxy sulfur radicals
Carvalho, Luciana B.; Alipázaga, María V.; Lowinsohn, Denise; Bertotti, Mauro; Coichev, Nina

 ·  Total and methyl mercury in different species of molluscs from two estuaries in Rio de Janeiro State
Kehrig, Helena A.; Costa, Monica; Moreira, Isabel; Malm, Olaf

 ·  Structural and morphological investigations of the electrodeposited Cr and Ni-Cr-P coatings and their electrochemical behaviors in chloride aqueous medium
Lima-Neto, Pedro de; Correia, Adriana N.; Silva, Gecílio P. da

 ·  A fast fluorimetric flow injection method to determine ibuprofen
Lista, Adriana G.; Palomeque, Miriam E.; Band, Beatriz S. Fernández

 Short Reports
 ·  Dihydropyranoflavones from Pongamia pinnata
Yin, Hao; Zhang, Si; Wu, Jun; Nan, Haihan

 ·  X-ray diffraction and IR spectroscopic characterization of AgLnIIITiO4 oxides related to the K2NiF4 structural type
Lavat, Araceli E.; Baran, Enrique J.

 ·  Studies on the reduction of b-enamino ketones
Machado, Melina A.; Harris, Maria Inês N. C.; Braga, Antonio C. H.

 ·  Aquatidial, a new bis-Norsesquiterpenoid from Pachira aquatica Aubl.
Paula, Vanderlúcia F.; Rocha, Marcelo E.; Barbosa, Luiz Cláudio de A.; Howarth, Oliver W.

 ·  Cobalt(II) chloride-mediated synthesis of b-enamino compounds under solvent-free conditions
Zhang, Zhan-Hui; Hu, Jin-Yong

 Additions and Corrections
 ·  Synthesis and application of XAD-2/Me-BTAP resin for on-line solid phase extraction and determination of trace metals in biological samples by FAAS
Lemos, Valfredo Azevedo; David, Graciete Teixeira; Santos, Luana Novaes