Secondary metabolites from nudibranchs Tambja stegosauriformis, Hypselodoris lajenis and Okenia zoobotryon and from bryozoans Zoobotryon verticillatum and Bugula dentata from the Brazilian coastline
摘要:
The chemical investigation of the MeOH extract from the bryozoan B. dentata MeOH yielded tambjamines...
doi:
10.1590/S0100-40422012001100018
作 者:
Ferreira, Antonio G....
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Quimica nova
Flavonoids and sesquiterpenes of Croton pedicellatus Kunth
摘要:
The chemical investigation of the ethanolic extract from leaves of Croton pedicellatus yielded the b...
doi:
10.1590/S0100-40422012001100012
作 者:
Braz-Filho, Raimundo...
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Quimica nova
Effect of sulfur and nitrogen dioxides on the performance of a proton exchange membrane fuel cell
摘要:
There is presently much interest in the cleanand efficient generation of energy by proton exchange m...
doi:
10.1590/S0100-40422008000300017
作 者:
Gonzalez, Ernesto R....
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Quimica nova
Supramolecular chemistry of pyrazolyl complexes
摘要:
The purpose of this review is to describe theprogress in the supramolecular chemistry of the pyrazol...
doi:
10.1590/S0100-40422008000500050
作 者:
Frem, Regina Célia G...
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Quimica nova
Isolation of compounds attractive to the leaf-cutting ant Atta sexdens rubropilosa forel (hymenoptera: Formicidae) from Mabea fistulifera elaiosome
摘要:
Mabea fistulifera (Euphorbiaceae)is apioneer plant species with seeds dispersed by the ant Atta sexd...
doi:
10.1590/S0100-40422008000300002
作 者:
Della Lucia, Terezin...
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Quimica nova
Plasma polymerized acetaldehyde thin films for retention of volatile organic compounds
摘要:
The aim of this work is the production and characterizationof plasma polymerized acetaldehyde thin f...
doi:
10.1590/S0100-40422008000600025
作 者:
Hernandez, Leonardo ...
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Quimica nova
Development of a SIMCA model for classification of kerosene by infrared spectroscopy
摘要:
In the petroleum refining industry, the use ofcrude from several origins is frequent. This leads to ...
doi:
10.1590/S0100-40422008000600049
作 者:
Fernández Fernández,...
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Quimica nova
A theoretical study of molecular properties of C2H4···2HF, C2H2···2HF AND C3H6···2HF trimolecular hydrogen-bonded complexes
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doi:
10.1590/S0100-40422008000700014
作 者:
Araújo, Regiane C. M...
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Quimica nova
Phytochemical study of Gypsophila trichotoma wend. (Caryophyllaceae)
摘要:
Phytochemical studies of ethyl acetate extractsfrom the roots and aerial parts of Gypsophila trichot...
doi:
10.1590/S0100-40422008000500036
作 者:
Pencheva, Ivanka P.;...
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Quimica nova
Chemical constituents of Vernonia chalybaea mart.
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doi:
10.1590/S0100-40422008000700017
作 者:
Bandeira, Paulo N.;C...
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Quimica nova