Prenylindole alkaloids from Raputia praetermissa (Rutaceae) and their chemosystematic significance
摘要:
The dichloromethane extract from the stems of Raputia praetermissa afforded four new compounds, 4-de...
doi:
10.1590/S0103-50532011000700021
作 者:
Universidade Federal...
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Journal of the Brazilian Chemical Society
Synthesis of 3-bromotetronamides via amination of 3,4-dibromofuran-2(5H)-one
摘要:
This work describes the direct synthesis of 3-bromotetronamides in good yields through the reaction ...
doi:
10.1590/S0103-50532011000300026
作 者:
Cunha, Silvio;Olivei...
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Journal of the Brazilian Chemical Society
Determination of iron and aluminum based on the catalytic effect on the reaction of xylene cyanol FF with hydrogen peroxide and potassium periodate
摘要:
A simple, sensitive and selective method for the simultaneous determination of trace iron and alumin...
doi:
10.1590/S0103-50532011001000021
作 者:
Hanshan Normal Unive...
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期刊标题:
Journal of the Brazilian Chemical Society
Molecular dynamics simulations and QM/MM studies of the reactivation by 2-PAM of tabun inhibited human acethylcolinesterase
摘要:
The elucidation of the reactivation routes of human acetylcholinesterase (HuAChE) inhibited by organ...
doi:
10.1590/S0103-50532011000100021
作 者:
França, Tanos C. C.;...
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期刊标题:
Journal of the Brazilian Chemical Society
Chitosan/siloxane hybrid polymer: synthesis, characterization and performance as a support for immobilizing enzyme
摘要:
A hybrid polymer derived from siloxane and chitosan was obtained by sol-gel technique using tetraeth...
doi:
10.1590/S0103-50532011000800003
作 者:
Universidade de São ...
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Journal of the Brazilian Chemical Society
Characterization of poly (safranine T)-modified electrode and application for simultaneous determination of epinephrine and uric acid coexisting with ascorbic acid
摘要:
A poly(safranine T) modified glassy carbon electrode was used for the simultaneous determination of ...
doi:
10.1590/S0103-50532011000200003
作 者:
Kang, Weijun;Niu, Li...
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Journal of the Brazilian Chemical Society
Synthesis and biological evaluation of novel conjugates of camptothecin and 5-flurouracil as cytotoxic agents
摘要:
A series of novel conjugates of camptothecin and 5-fluorouracil were first synthesized and their cyt...
doi:
10.1590/S0103-50532011000200017
作 者:
Liu, Ying-Qian;Lanzh...
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期刊标题:
Journal of the Brazilian Chemical Society
Distribution of pesticide residues in rice grain and in its coproducts
摘要:
Pesticides are used to prevent pests from attacking grains in order to preserve the crops. This pape...
doi:
10.1590/S0103-50532011001000013
作 者:
Instituto Rio Grande...
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Journal of the Brazilian Chemical Society
Molecular aspects of the reactivation process of acetylcholinesterase inhibited by cyclosarin
摘要:
In this work we applied a theoretical methodology developed in a former work, using the Molegro庐 and...
doi:
10.1590/S0103-50532011001000023
作 者:
Mancini, Daiana T.;U...
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期刊标题:
Journal of the Brazilian Chemical Society
Quantitative analysis of plasticizers in a wastewater treatment plant: influence of the suspended solids parameter
摘要:
This study investigated the occurrence of di(2-ethylhexyl)phthalate (DEHP) and bisphenol A (BPA) in ...
doi:
10.1590/S0103-50532011000600021
作 者:
Cardoso, Eduardo M.;...
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期刊标题:
Journal of the Brazilian Chemical Society