Seasonal behavior of mercury species in waters and sediments from the Negro River Basin, Amazon, Brazil

期刊论文
摘要:
Total (HgT), reactive (HgR) and organic (HgORG) mercury species have been quantified in non-filtered...
doi:
10.1590/S0103-50532007000300008
作 者:
Jardim, Wilson F.;Un...
作者机构:
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Journal of the Brazilian Chemical Society

Failure of Montmorillonite K10 or silica gel to promote the conversion of phenols to quinones by several oxidants

期刊论文
摘要:
doi:
10.1590/S0103-50532007000800002
作 者:
The Ohio State Unive...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Identification of defensive compounds in metathoracic glands of adults of the stink bug Dichelops melacanthus (Hemiptera: Pentatomidae)

期刊论文
摘要:
The contents of metathoracic glands of adults of the stink bug Dichelops melacanthus (Hemiptera: Pen...
doi:
10.1590/S0103-50532007000600020
作 者:
Ventura, Maurício U....
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Preliminary studies towards the preparation of reactive 3-pyrrolin-2-ones in conjugate addition reactions for the syntheses of potentially bioactive 2-pyrrolidinones and pyrrolidines

期刊论文
摘要:
Pyrrolin-2-ones and 2-pyrrolidinones are moieties often found in the structure of several biological...
doi:
10.1590/S0103-50532007000400027
作 者:
Universidade Federal...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Chemical composition and evaluation of antibacterial and antioxidant activities of the essential oil of Croton urucurana Baillon (Euphorbiaceae) stem bark

期刊论文
摘要:
The essential oil obtained from the stem bark of Croton urucurana Baillon (Euphorbiaceae) was analys...
doi:
10.1590/S0103-50532007000500002
作 者:
Universidade Federal...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Hydrogen peroxide assessment in exhaled breath condensate: condensing equipment-rapid flow injection chemiluminescence method

期刊论文
摘要:
Several biomolecules in Exhaled Breath Condensate (EBC) can be used as breath biomarkers providing u...
doi:
10.1590/S0103-50532007000500025
作 者:
Georgiou, Constantin...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Effects of composted urban solid waste addition on yield and metal contents of lettuce

期刊论文
摘要:
A study was performed to evaluate Cu, Mn, Ni, Pb, Ni and Zn accumulations in lettuce grown in an oxi...
doi:
10.1590/S0103-50532007000100023
作 者:
Universidade Federal...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Study of the inversion reaction of the lactonic fusion on eremanthine derivatives

期刊论文
摘要:
The a-methylene-g-lactones 4(15)-dihydroeremanthine (8), 4(15),9(10)-tetrahydroeremanthine (9), isoe...
doi:
10.1590/S0103-50532007000300023
作 者:
Alves, José C. F.;Un...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Complexes of thallium(I) and cadmium(II) with dipeptides of L-phenylalanylglycine and Glycyl-L-phenylalanine

期刊论文
摘要:
The stability constants of the complexes of thallium(I) and cadmium(II) ions with dipeptides of glyc...
doi:
10.1590/S0103-50532007000500020
作 者:
Islamic Azad Univers...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Sonovoltammetric determination of 4-nitrophenol on diamond electrodes

期刊论文
摘要:
The sonovoltammetric determination of 4-nitrophenol was studied on a boron-doped diamond electrode. ...
doi:
10.1590/S0103-50532007000600002
作 者:
Avaca, Luis A.;Unive...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society
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