Autores: informamos que, a partir do próximo fascículo (39/9), a revista Química Nova adotará a licença CC-BY. Mais informações a respeito dessa licença podem ser obtidas aqui.
The Board of Directors of the Sociedade Brasileira de Química-SBQ (publisher of the Química Nova-QN) decided that QN will adopt the full open access format in which authors are required to cover part of the publication costs for their articles. See more...
Antonio J. Cantanhede Filho1,*,#; Lourivaldo S. Santos1; Giselle M. S. P. Guilhon1; Maria das Graças B. Zoghbi2; Pollyane S. Ports3; Iris C. S. Rodrigues2
This article reports the chemical study, LC/MS phenolic profile and phytotoxic effect from Eugenia flavescens, a plant native to Northern Brazil.
Pamela Thais S. Melo; Fauze A. Aouada*; Marcia R. de Moura
Filmogenic solution based in pectin, cocoa puree and chitosan nanoparticles are obtained by mechanical agitacion and subsequently dried at room temperature.
Marcela Cabrera1; Jorge G. Figueroa1; Javier C. Ramírez-Pérez2; Natalí Solano-Cueva1,*
The extraction of the dyes obtained from vegetal was made with ethanol:HCl. These was applied on solar cells (DSSCs) with TiO2 and it was observed that natural dyes have great potential as sensitizers in DSSCs, being R. glaucus the best with a voltage of 0.65 V and a maximum power of 8.84 mW.
Guilherme Chagas Cordeiro*; Amanda Pereira Vieira; Érica da Silva Lopes
Sugar cane straw ash has been studied as pozzolan from different pretreatments of sugar cane straw aiming the production of highly reactive pozzolanic materials.
Lara Franca Colares1,*; Antero Ricardo Santos Neto1; Isac Henrique Cordeiro1; Sandra Bertelli Ribeiro de Castro2; Rodrigo Moreira Verly3; Caio Cesar de Souza Alves4; Alessandra de Paula Carli1
Protease inhibitor between 10 and 17 kDa Punica granatum.
Francisco C. F. de França1,2; Denise R. Moreira2; Raimundo R. de Almeida2; Francisco H. A. Rodrigues3; Maria E. N. P. Ribeiro2,*; Nágila M. P. S. Ricardo2
New green surfactants based on amylose as substitute of anionic surfactants.
Giulyane Felix de Oliveira1; Robson Carlos de Andrade2; Magno Aparecido Gonçalves Trindade1; Heloysa Martins Carvalho Andrade2; Cláudio Teodoro de Carvalho1,*
Thermal and spectroscopic study of activated carbon produced from Babassu petiole as source of alternative raw material.
Catia S. Z. Battiston1,*; Aline M. M. Ficanha2; Katarine L. D. Levandoski2; Bernardo A. da Silva2; Suellen Battiston3; Rogério M. Dallago2; Marcelo L. Mignoni2
Enzymatic immobilization on MCM mesoporous supports employing the in situ technique, with the addition of the enzyme during the synthesis of the material.
Eduardo Espinosa-Fuentes1,*; Fredy Colpas Castillo2; Edgardo Meza Fuentes3
MEP of the Humic Acid structures showing possible sites for a nucleophilic or electrophilic attack.
Ethanielda de L. Coelho1; Carolina L. de Moura1; Deyse de S. Maia1; Tamara G. de Araújo2; Francisco C. F. de França3; Nadja M. P. S. Ricardo1; Maria Elenir N. P. Ribeiro1,*; Nágila M. P. S. Ricardo1
Thermoresponsive gel of binary mixture of F127 and Brij® as griseofulvin carrier.
Eliézer Quadro Oreste#; Alexander Ossanes de Souza#; Camila Corrêa Pereira#; Mariana Antunes Vieira#; Anderson Schwingel Ribeiro*,#
A simple method for the determination of Cu, Fe, Mg and Zn in domestic ceramic samples based on acid decomposition assisted by ultrasound is proposed.
Alecsandra dos Santos; Graziela da Silva Costa; Patricio Peralta-Zamora*
Iron minerals can be used to catalyze the decomposition of hydrogen peroxide thus enabling the Fenton remediation of contaminated soils.
Luiz G. Silva; Sávia Gavazza; Lourdinha Florencio; Mario T. Kato*
The sewage treatment plants and superficial waters are the final destination of linear alkylbenzene sulphonate (LAS). Because of the environmental importance, analytical methods employing the solid phase extraction and liquid chromatography were developed for the quantification of LAS.
Bruna S. Martins; Diogo S. Lüdtke*; Angélica Venturini Moro*
The present article is focused in the discussion of the evolution of stereochemical models for 1,2-induction and present to students a tool to understand and predict the stereochemical outcome of addition of nucleophiles to aldehydes and ketones bearing a stereogenic center at the α-position.
Leila K. Uema; Marcela G. Ribeiro*
More than just regulation compliance: providing appropriate hazard communication, using GHS elements, is also a tool for dissemination of health & safety culture and practices among undergraduate students.
On-line version ISSN 1678-7064 Printed version ISSN 0100-4042
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