A New Steroidal Saponin from the Tubers of Ophiopogon japonicus and Its Protective Effect Against Cisplatin-Induced Renal Cell Toxicity
摘要:
A new furostanol saponin, ophiopogonin T, was isolated from the tubers of Ophiopogon japonicus. Its ...
doi:
10.5935/0103-5053.20150319
作 者:
Lee, Seoung Rak;Kim,...
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Journal of the Brazilian Chemical Society
Determination of Phenolic Acids and Quercetin in Brazilian Red Wines from Vale do São Francisco Region Using Liquid-Liquid Ultrasound-Assisted Extraction and HPLC-DAD-MS
摘要:
This work describes a method for the determination of gallic, caffeic and p-coumaric acids, as well ...
doi:
10.5935/0103-5053.20150363
作 者:
David, Juceni P.;Uni...
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Journal of the Brazilian Chemical Society
Preliminary Study about the Origin of Trace Elements in the Atmospheric Deposition in Two Brazilian Subtropical Estuaries
摘要:
The atmospheric deposition of dissolved trace elements was investigated in two subtropical estuarine...
doi:
10.5935/0103-5053.20150323
作 者:
Arévalo, Priscilla R...
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Journal of the Brazilian Chemical Society
Multifunctional Imidazole-Derived Polymeric Catalyst for Dephosphorylation Reactions Potentiated by Cationic and Anionic Micelles
摘要:
Results confirm the catalytic potential of imidazole groups anchored on the polymeric backbone of po...
doi:
10.5935/0103-5053.20150228
作 者:
Orth, Elisa S.;Campo...
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Journal of the Brazilian Chemical Society
Self-Assembled Networks and Molecular Gels Derived from Long-Chain, Naturally-Occurring Fatty Acids
摘要:
Self-assembly of molecular gelators in a variety of liquids provides an attractive route for the con...
doi:
10.5935/0103-5053.20150247
作 者:
Georgetown Universit...
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Journal of the Brazilian Chemical Society
Exploring the Versatility of an Atomic Absorption Spectrometer: Application to Direct Molecular Determination of Caffeine and Propranolol
摘要:
A simple strategy using an atomic absorption spectrometer (AAS) for the direct determination of mole...
doi:
10.5935/0103-5053.20150312
作 者:
Universidade Tecnoló...
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Journal of the Brazilian Chemical Society
Novel Non Enzymatic TBHQ Modified Electrochemical Sensor for Hydrogen Peroxide Determination in Different Beverage Samples
摘要:
A nanosensor was developed for hydrogen peroxide determination based on nafion/graphene oxide/silver...
doi:
10.5935/0103-5053.20160037
作 者:
Shateri-Khalilabad, ...
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Journal of the Brazilian Chemical Society
Ixorine, a New Cyclopeptide Alkaloid from the Branches of Ixora brevifolia
摘要:
The isolation and structure determination of new cyclic peptide alkaloid ixorine, along with five kn...
doi:
10.5935/0103-5053.20150326
作 者:
Pomini, Armando M.;S...
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Journal of the Brazilian Chemical Society
Vitamin C Determination by Ultraviolet Spectroscopy and Multiproduct Calibration
摘要:
In this work the vitamin C was determined in industrialized nectar juices through ultraviolet (UV) s...
doi:
10.5935/0103-5053.20160071
作 者:
Lima, Karen P.;Março...
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Journal of the Brazilian Chemical Society
Effects of the Peripheral Heteroaryl Substituents on the Photochromism of New Pyridine-Containing Diarylethenes
摘要:
Three new unsymmetrical pyridine-containing diarylethenes with a variable peripheral heteroaryl unit...
doi:
10.5935/0103-5053.20160089
作 者:
Liao, Guanming;Zheng...
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Journal of the Brazilian Chemical Society