A new β-lapachone derivative from Distictella elongata (Vahl) Urb.
摘要:
The present study describes the structure elucidation of the new 尾-lapachone type naphthoquinone iso...
doi:
10.1590/S0103-50532009000200026
作 者:
University of Missis...
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Journal of the Brazilian Chemical Society
Kinetic study of electrocatalytic oxidation of carbohydrates on cobalt hydroxide modified glassy carbon electrode
摘要:
This study investigated the electrocatalytic oxidation of fructose, sucrose, glucose, lactose, arabi...
doi:
10.1590/S0103-50532009000100022
作 者:
Hasanzadeh, Mohammad...
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Journal of the Brazilian Chemical Society
Indexation, internationalization and professionalization
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doi:
10.1590/S0103-50532009000800001
作 者:
Pinto, Angelo C.
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期刊标题:
Journal of the Brazilian Chemical Society
A semi-continuous analyzer for the fluorimetric determination of atmospheric formaldehyde
摘要:
This paper describes a sensitive and selective semi-continuous analyzer (FORMAL-FLU) for the fluorim...
doi:
10.1590/S0103-50532009000200010
作 者:
Universidade Federal...
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Journal of the Brazilian Chemical Society
Tri-n-butyltin Hydride-Mediated radical reactions of ortho-and meta-Iodobenzamides to synthesize benzomacrolactams: surprising formation of biphenyl compounds from meta-regioisomers
摘要:
Reactions of methyl 4-O-allyl-2,3-di-O-benzyl-6-deoxy-6-(3-iodobenzoylamino)-伪-D-galactopyranoside, ...
doi:
10.1590/S0103-50532009000800018
作 者:
Rocha, Ana P. C.;Uni...
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期刊标题:
Journal of the Brazilian Chemical Society
An innovative series of layered nanostructured aminoalkylsilica hybrid material
摘要:
An innovative series of silica-based hybrid materials containing pendant cationic ammoniumpropyl gro...
doi:
10.1590/S0103-50532009000400017
作 者:
Costa, Tania M. H.;S...
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Journal of the Brazilian Chemical Society
Synthesis of novel kavain-like derivatives and evaluation of their cytotoxic activity
摘要:
Palladium-catalyzed cross coupling reactions (Sonogashira-Hagihara, Suzuki-Miyaura, and Heck) coupli...
doi:
10.1590/S0103-50532009000900018
作 者:
David, Michèle;Amara...
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Journal of the Brazilian Chemical Society
CD-MEKC method to analyze triterpene acids in traditional chinese medicines
摘要:
A cyclodextrin-modified micellar electrokinetic chromatographic (CD-MEKC) method was developed to se...
doi:
10.1590/S0103-50532009000700011
作 者:
Central South Univer...
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Journal of the Brazilian Chemical Society
Regional geochemical baselines and controlling factors for trace metals in sediments from the Poxim River, Northeast Brazil
摘要:
The Poxim river hydrographic sub-basin comprises four freshwater rivers, Poxim-A莽u, Poxim-Mirim, Pox...
doi:
10.1590/S0103-50532009000700019
作 者:
Universidade Federal...
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Journal of the Brazilian Chemical Society
Reference concentrations for trace elements in urine for the Brazilian population based on q-ICP-MS with a simple dilute-and-shoot procedure
摘要:
Biomonitoring of trace elements is of critical importance in human health assessment. However, trace...
doi:
10.1590/S0103-50532009000800004
作 者:
Barbosa Jr, Fernando...
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期刊标题:
Journal of the Brazilian Chemical Society