Molecularly imprinted solid-phase extraction of urinary trans-trans muconic acid and analysis by gas chromatography-mass spectrometry

期刊论文
摘要:
This paper describes selective molecularly imprinted solid-phase extraction of ttMA from urine sampl...
doi:
10.1590/S0100-40422012000800016
作 者:
Figueiredo, Eduardo ...
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Química Nova

Synthesis, characterization and study of the magnetic properties of a coordination polymer containing cobalt(II) and copper(II)

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摘要:
This work describes the synthesis and characterization of two new compounds with ligand opy (N-(2-py...
doi:
10.1590/S0100-40422012000900014
作 者:
Pedroso, Emerson F.;...
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Química Nova

Study of ultraviolet fluorescence emission in the quantification of corrosion inhibitor of the quaternary ammonium salt type in water

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摘要:
Quaternary ammonium salts are the corrosion inhibitors most frequently used by the oil industry. In ...
doi:
10.1590/S0100-40422012000700002
作 者:
Governo do Estado do...
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Química Nova

Multi-component quantitation of loratadine, pseudoephedrine and paracetamol in plasma and pharmaceutical formulations with liquid chromatography-tandem mass spectrometry utilizing a monolithic column

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摘要:
The purpose of this study was to develop a rapid, simple and sensitive quantitation method for pseud...
doi:
10.1590/S0100-40422012001000012
作 者:
Bhanger, M. I.;Abro,...
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Química Nova

A quantitative validated method using liquid chromatography and chemometric analysis for evaluation of raw material oF Maytenus ilicifolia (Schrad.) Planch., Celastraceae

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摘要:
The hydroalcoholic extracts prepared from standard leaves of Maytenus ilicifolia and commercial samp...
doi:
10.1590/S0100-40422012000200018
作 者:
Beltrame, Flávio Luí...
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Química Nova

Study of the partition coefficient of fatty carboxylic acids in modified heptane/water systems

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摘要:
The use of fatty acids (FAs) as amphiphiles is very important because they have a behaving similar t...
doi:
10.1590/S0100-40422012000600024
作 者:
Chávez, Gerson;Ysamb...
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Química Nova

Biochemical characterisation of lipase from a new strain of Bacillus sp. ITP-001

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摘要:
Lipases are characterised mainly by catalytic versatility and application in different industrial se...
doi:
10.1590/S0100-40422012000600020
作 者:
Soares, Cleide Mara ...
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Química Nova

Development of a UV/Vis spectrophotometric method for analysis of total polyphenols from Caesalpinia peltophoroides Benth

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摘要:
Caesalpinia peltophoroides is a domesticated tree found in Brazil. It was necessary to develop an an...
doi:
10.1590/S0100-40422012000400031
作 者:
Lopes, Gisely C.;Lei...
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Química Nova

Synthesis, antimicrobial and cytotoxic activities of 5-benzylidene-2-[(pyridine-4-ylmethylene)hydrazono]-thiazolidin-4-one and 2-[(pyridine-4-ylmethylene) hydrazono]-thiazolidin-4-one derivatives

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摘要:
A new series of 5-benzylidene-2-[(pyridine-4-ylmethylene)hydrazono]-thiazolidin-4-ones 4a-l have bee...
doi:
10.1590/S0100-40422012000400007
作 者:
Lima, José Gildo de;...
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Química Nova

Simultaneous determination of non-steroidal anti-inflammatory drugs in pharmaceutical formulations and human serum by reversed phase high performance liquid chromatography

期刊论文
摘要:
A rapid and sensitive method using high performance liquid chromatography has been developed and val...
doi:
10.1590/S0100-40422012000500014
作 者:
Nawaz, Muhammad
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期刊标题:
Química Nova
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