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Autores: A partir do fascículo 39/9 a revista Química Nova adotou a licença CC-BY. Mais informações a respeito dessa licença podem ser obtidas aqui.

vol. 40, No. 3, 2017, p. 247-361

 

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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...



Artigo de Capa
Quim. Nova 2017, 40(3), 252-259

Triterpenoides, fenólicos e efeito fitotóxico das folhas de Eugenia flavescens DC (Myrtaceae)

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.

http://dx.doi.org/10.21577/0100-4042.20160190

Publicado online: novembro 25, 2016
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Artigos Quim. Nova 2017, 40(3), 247-251

 

Fabricação de filmes bionanocompósitos à base de pectina e polpa de cacau com potencial uso como embalagem para alimentos

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.

http://dx.doi.org/10.21577/0100-4042.20160188

Publicado online: novembro 21, 2016
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Quim. Nova 2017, 40(3), 260-263

 

Celdas solares sensibilizadas con colorantes fotosensibles obtenidos de plantas de la región sur de ecuador

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.

http://dx.doi.org/10.21577/0100-4042.20160184

Publicado online: novembro 2, 2016
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Quim. Nova 2017, 40(3), 264-269

 

Study on the pozzolanic activity of sugar cane straw ash produced using different pretreatments

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.

http://dx.doi.org/10.21577/0100-4042.20170002

Publicado online: fevereiro 5, 2017
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Quim. Nova 2017, 40(3), 270-274

 

Detecção de inibidores de proteases em sementes de Punica granatum

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.

http://dx.doi.org/10.21577/0100-4042.20160189

Publicado online: novembro 21, 2016
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Quim. Nova 2017, 40(3), 275-283

 

Novos surfactantes alquil poliglicosídicos à base de amilose extraída da batata inglesa (Solanum tuberosum L.)

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.

http://dx.doi.org/10.21577/0100-4042.20170010

Publicado online: fevereiro 10, 2017
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Quim. Nova 2017, 40(3), 284-292

 

Thermogravimetric and spectroscopic study (TG-DTA/FT-IR) of activated carbon from the renewable biomass source babassu

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.

http://dx.doi.org/10.21577/0100-4042.20160191

Publicado online: novembro 25, 2016
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Quim. Nova 2017, 40(3), 293-298

 

Immobilization of lipase on mesoporous molecular sieve MCM-48 obtained using ionic solid as a structure director and esterification reaction on solvent-free

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.

http://dx.doi.org/10.21577/0100-4042.20170011

Publicado online: fevereiro 10, 2017
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Quim. Nova 2017, 40(3), 299-304

 

Estudio teorico de las interacciones de dos modelos de ácidos húmicos con los cationes Al3+, Ca2+, Mg2+, Zn2+, K+ y NH4+ a un nivel de calculo DFT y un modelo de solvatación PCM

Eduardo Espinosa-Fuentes1,*; Fredy Colpas Castillo2; Edgardo Meza Fuentes3


MEP of the Humic Acid structures showing possible sites for a nucleophilic or electrophilic attack.

http://dx.doi.org/10.21577/0100-4042.20170012

Publicado online: fevereiro 10, 2017
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Quim. Nova 2017, 40(3), 305-309

 

Binary systems of Brij® surfactants with Pluronic® F127 as griseofulvin carrier

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.

http://dx.doi.org/10.21577/0100-4042.20170003

Publicado online: fevereiro 5, 2017
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Quim. Nova 2017, 40(3), 310-316

 

Decomposição ácida assistida por ultrassom para a determinação de Cu, Fe, Mg e Zn por F AAS em cerâmicas de uso doméstico

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.

http://dx.doi.org/10.21577/0100-4042.20170013

Publicado online: fevereiro 10, 2017
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Revisão Quim. Nova 2017, 40(3), 317-326

 

Retardantes de chama bromados: uma revisão

Michelle C. Pieroni1; Juliana Leonel2,*; Gilberto Fillmann1


The brominated flame retardants and their omnipresence in our daily lives.

http://dx.doi.org/10.21577/0100-4042.20160176

Publicado online: setembro 29, 2016
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Quim. Nova 2017, 40(3), 327-333

 

Remediação de solos contaminados por processos fenton: uma revisão crítica

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.

http://dx.doi.org/10.21577/0100-4042.20160187

Publicado online: novembro 2, 2016
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Nota Técnica Quim. Nova 2017, 40(3), 334-341

 

Quantificação de alquilbenzeno linear sulfonato em estação de tratamento de efluentes e rios por cromatografia líquida de alta eficiência e extração em fase sólida

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.

http://dx.doi.org/10.21577/0100-4042.20170007

Publicado online: fevereiro 5, 2017
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Educação Quim. Nova 2017, 40(3), 342-352

 

Modelos estereoquímicos de adição à carbonila

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.

http://dx.doi.org/10.21577/0100-4042.20160186

Publicado online: novembro 2, 2016
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Assuntos Gerais Quim. Nova 2017, 40(3), 353-361

 

Pictogramas do GHS e sua aplicação como ferramenta de comunicação de perigos para estudantes de graduação

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.

http://dx.doi.org/10.21577/0100-4042.20170009

Publicado online: fevereiro 10, 2017
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On-line version ISSN 1678-7064 Printed version ISSN 0100-4042
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