Development of a flow through photo-reactor to study degradation of organic compounds by Sequential Injection Analysis (SIA)

期刊论文
摘要:
This work describes a photo-reactor to perform in line degradation of organic compounds by photo-Fen...
doi:
10.1590/S0103-50532009001000005
作 者:
Santos, Allan C. V. ...
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Journal of the Brazilian Chemical Society

Enantioselective transport of D,L-phenylalanine and D,L-phenylglycine through a bulk liquid membrane containing cinchona alkaloid derivatives as chiral selectors

期刊论文
摘要:
Different cinchona derivatives were tested as chiral mobile carriers for enantioselective transport ...
doi:
10.1590/S0103-50532009000300004
作 者:
Mattei, E.;Girelli, ...
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期刊标题:
Journal of the Brazilian Chemical Society

Adsorption of thorium(IV) on chemically modified Amazon clays

期刊论文
摘要:
Kaolinite and smectite clay samples from the Amazon region, Brazil, were modified with 2-mercaptoben...
doi:
10.1590/S0103-50532009000600023
作 者:
Universidade Estadua...
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期刊标题:
Journal of the Brazilian Chemical Society

Adsorption of metal ions on novel 3-n-propyl (methylpyridinium) silsesquioxane chloride polymers surface: study of heterogeneous equilibrium at the solid-solution interface

期刊论文
摘要:
Polymers Si3Py+Cl- (A) and Si4Py+Cl- (B), 3-n-propyl (3-methylpyridinium) silsesquioxane and 3-n-pro...
doi:
10.1590/S0103-50532009000400018
作 者:
Gushikem, Yoshitaka;...
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期刊标题:
Journal of the Brazilian Chemical Society

A highly efficient and general method for the preparation of (Z)-allylic bromides derived from Morita-Baylis-Hillman adducts

期刊论文
摘要:
Representative (Z)-2-(bromomethyl)-2-alkenoates were easily prepared in high yield by treating 伪-met...
doi:
10.1590/S0103-50532009000300023
作 者:
Fernandes, Luciano;S...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Lewis acid promoted Friedländer condensation reactions between anthranilonitrile and ketones for the synthesis of tacrine and its analogues

期刊论文
摘要:
The scope of Lewis acid-promoted cyclodehydratation reactions between anthranilonitrile and several ...
doi:
10.1590/S0103-50532009000800009
作 者:
Petzhold, Cesar L.;U...
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期刊标题:
Journal of the Brazilian Chemical Society

SPME-GC-FID method development for analyzing cyclohexanone hydrogenation products

期刊论文
摘要:
This work presents a method development for analyzing electrocatalytic hydrogenation products of cyc...
doi:
10.1590/S0103-50532009000300018
作 者:
Universidade Federal...
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期刊标题:
Journal of the Brazilian Chemical Society

Pterocarpans and a novel flavanone from harpalyce brasiliana roots

期刊论文
摘要:
The novel (-)-7,8,3',4'-trihydroxy-8-(3'',7''-dimethyl-octa-2'',6''-dienoyl)-flavanone was isolated ...
doi:
10.1590/S0103-50532009000500019
作 者:
Universidade Federal...
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Journal of the Brazilian Chemical Society

Synthesis, chemical reactivity and fungicidal activity of pyrido[1,2-b][1,2,4]triazine derivatives

期刊论文
摘要:
The synthesis of some new pyrido[1,2-b][1,2,4]triazines (2-12) was achieved by cyclocondensation of ...
doi:
10.1590/S0103-50532009000700012
作 者:
Abdel-Rahman, Reda M...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Green and roasted arabica coffees differentiated by ripeness, process and cup quality via electrospray ionization mass spectrometry fingerprinting

期刊论文
摘要:
Direct infusion electrospray ionization mass spectrometry in both the negative ESI(-)-MS and positiv...
doi:
10.1590/S0103-50532009000200017
作 者:
Arruda, Neusa P.;Cat...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society
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