Anion recognition: fabrication of a highly selective and sensitive HPO4(2-) PVC sensor based on a oxo-molybdenum methyl-salen

期刊论文
摘要:
A highly selective and sensitive monohydrogen phosphate (MHP) sensor has been fabricated by construc...
doi:
10.1590/S0103-50532006000500007
作 者:
Ganjali, Mohammad Re...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

A new approach to construct diffusion/permeation cell for use in flow systems: application in the spectrophotometric determination of bicarbonate ions

期刊论文
摘要:
This work describes a new approach for construction of gaseous diffusion/permeation module in a conf...
doi:
10.1590/S0103-50532006000500023
作 者:
Nunes, Wanessa P.;Va...
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期刊标题:
Journal of the Brazilian Chemical Society

N(4)-tolyl-2-benzoylpyridine thiosemicarbazones and their copper(II) complexes with significant antifungal activity: crystal structure of N(4)-para-tolyl-2-benzoylpyridine thiosemicarbazone

期刊论文
摘要:
Three new copper complexes of general formula [Cu(HL)Cl2] have been obtained with N(4)-ortho (H2Bz4o...
doi:
10.1590/S0103-50532006000800013
作 者:
Mangrich, Antonio S....
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期刊标题:
Journal of the Brazilian Chemical Society

Terpenoids, flavonoids and other constituents of Eupatorium betonicaeforme (Asteraceae)

期刊论文
摘要:
A new acylated kaurene diterpene, characterized as 15a-decanoyloxy-kaur-16-en-19-oic acid, along wit...
doi:
10.1590/S0103-50532006000100010
作 者:
Pessoa, Otília Deusd...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Synthesis and reactivity of alpha-phenylseleno-beta-substituted styrenes: preparation of (Z)-allyl alcohols, (E)-alpha-phenyl-alpha,beta-unsaturated aldehydes and alpha-aryl acetophenones

期刊论文
摘要:
A new and efficient method was developed to prepare a-phenylseleno-b-substituted styrenes by reactio...
doi:
10.1590/S0103-50532006000500031
作 者:
Lenardão, Eder J.;Si...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Ion recognition: synthesis of 2-methyl-2,4-di (2-thienyl)-2,3-dihydro-1H-1,5-benzodiazepine and its application in construction of a highly selective and sensitive Ag+ membrane sensors

期刊论文
摘要:
A highly selective and sensitive plasticized membrane sensor for Ag+ ions based on 2-methyl-2,4-di(2...
doi:
10.1590/S0103-50532006000700004
作 者:
Ganjali, Mohammad Re...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Spectrophotometric determination of catecholamines based on their oxidation reaction followed by coupling with 4-aminobenzoic acid

期刊论文
摘要:
A sensitive and simple spectrophotometric method for the determination of dopamine, methyldopa, levo...
doi:
10.1590/S0103-50532006000700010
作 者:
Madrakian, Tayyebeh;...
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期刊标题:
Journal of the Brazilian Chemical Society

New hopane triterpene from Eleocharis sellowiana (Cyperaceae)

期刊论文
摘要:
B> A new triterpene named 3a-hydroxy-13a,17a,21b-hopan-15,19-dione and E-phytyl hexadecanoate were i...
doi:
10.1590/S0103-50532006000400025
作 者:
Ruiz, Ana Lúcia T. G...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Characterization of Si1-xCx:H thin films deposited by PECVD for SiCOI heterojuntion fabrication

期刊论文
摘要:
The SiC-on-insulator (SiCOI) heterojuntion is interesting for high temperature, high power, high fre...
doi:
10.1590/S0103-50532006000600013
作 者:
Fantini, Márcia C. A...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Membrane-based extraction of nickel(II) using the mixture Acorga M5640 and DP-8R as carrier

期刊论文
摘要:
An experimental study of Ni(II) transport through a flat-sheet supported liquid membrane using the m...
doi:
10.1590/S0103-50532006000500004
作 者:
López-Delgado, Auror...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society
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