Production of indole-3-acetic acid in the culture medium of microalga Scenedesmus obliquus (UTEX 393)
摘要:
The indoleacetic acid (IAA) is a natural auxin and one of the main growth regulators in higher plant...
doi:
10.1590/S0103-50532011001200017
作 者:
Universidad de La Sa...
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Journal of the Brazilian Chemical Society
Molluscicidal Activity of Compounds Isolated from Euphorbia conspicua N. E. Br
摘要:
Euphorbia conspicua latex was fractionated into triterpenic and irritant fractions I and II. The tri...
doi:
10.1590/S0103-50532011001000008
作 者:
New University of Li...
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Journal of the Brazilian Chemical Society
Modulation of the catalytic activity of porphyrins by lipid-and surfactant-containing nanostructures
摘要:
The structural factors modulating porphyrin activity encompass pyrrole and equatorial ligands, as we...
doi:
10.1590/S0103-50532011000900002
作 者:
Luz, Roberto A. S;Fe...
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Journal of the Brazilian Chemical Society
Input of organic matter in a large south american tropical estuary (Paranaguá Estuarine System, Brazil) indicated by sedimentary sterols and multivariate statistical approach
摘要:
The Paranagu谩 Estuarine System is one of the most important environments of the South American coast...
doi:
10.1590/S0103-50532011000800023
作 者:
Braun, Juliana A. F....
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Journal of the Brazilian Chemical Society
Styrene photocatalytic degradation reaction kinetics
摘要:
The aqueous styrene photocatalytic degradation reaction was evaluated using TiO2 P-25 (Degussa) as a...
doi:
10.1590/S0103-50532011001000007
作 者:
Moro, Celso C.;Unive...
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期刊标题:
Journal of the Brazilian Chemical Society
A theoretical study of the inversion and rotation barriers in Methyl-substituted Amines
摘要:
Barrier heights of the internal rotation and inversion motions of methylamine, dimethylamine and tri...
doi:
10.1590/S0103-50532011000500022
作 者:
Instituto de Estudos...
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Journal of the Brazilian Chemical Society
Eugenia neonitida Sobral and Eugenia rotundifolia Casar. (Myrtaceae) essential oils: composition, seasonality influence, antioxidant activity and leaf histochemistry
摘要:
The seasonality influence on the essential oil composition of trimestrially collected fresh leaves o...
doi:
10.1590/S0103-50532011000800018
作 者:
Sato, Alice;Universi...
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Journal of the Brazilian Chemical Society
Comparative study of the catalytic activity of the complexes Cp*RuCl(PAr3)2 [Ar = -C6H5 and 4-CF3-C6H4] in the ATRP of styrene
摘要:
Styrene polymerization by ATRP was conducted independently using the complexes Cp*RuCl(PPh3)2, and C...
doi:
10.1590/S0103-50532011001100008
作 者:
Saldívar-Guerra, Enr...
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Journal of the Brazilian Chemical Society
Fast Analysis of Taurine in Energetic Drinks by Electrospray Ionization Mass Spectrometry
摘要:
Direct infusion electrospray ionization tandem mass spectrometry in the negative ion mode with singl...
doi:
10.1590/S0103-50532011000400026
作 者:
Eberlin, Marcos N.;I...
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期刊标题:
Journal of the Brazilian Chemical Society
Contribution to the study of the formation mechanism of ordered porous carbons from a soft-template method using the copolymer triblock (PEO140PPO39PEO140) and a phenolic resin
摘要:
Different porous carbons were synthesized using direct self-assembly of a nonionic surfactant (PEO14...
doi:
10.1590/S0103-50532011001200011
作 者:
Universidad de Antio...
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期刊标题:
Journal of the Brazilian Chemical Society