Facultad de Ciencias Químicas y Farmacéuticas: Recent submissions
Now showing items 2221-2240 of 5198
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(Sociedad Chilena de Quimica, 2017)© 2017 Sociedad Chilena de Quimica. All rights reserved. Single crystals of 1,3-bis(cyanomethoxy)calix[4]arene (1) were grown from Chloroform/Methanol mixture and these were nanodecorated with colloidal gold nanoparticles ...
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(2002)Reaction between cis-[Co(NH3)(H2O)(2)](3-) and ammonia in aqueous solution, in the presence of a carbohydrate, leads to the formation of the tetranuclear complex of cobalt (III): [Co-4(NH3)(12)(OH)(6)](6+) partially resolved. ...
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(Freund Publishing House Ltd, 2000)A straightforward synthesis of a group of 4-alkylamino-6-nitroquinolines starting from a common intermediate, 5,8-dimethoxy-6-nitro-4(1H)quinolone 3, is described. These compounds were tested in vitro as potential ...
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(2001)Different goat cheeses from Chile were studied by Free-Choice Profile (FCP) analysis. Generalized Procrustes Analysis (GPA) applied to FCP data permitted differentiation between samples and informed on the attributes ...
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(Elsevier B.V., 2017)Tetra-tert-butyl-cis,cis-3,7-dihydroxybicyclo[3.3.0]octa-2,6-diene-2,4-exo-6,8-exo-tetracarboxylate (I) and tetra-tert-butyl-cis,cis-3,7-dimethoxybicyclo[3.3.0]octa-2,6-diene-2,4-exo-6,8-exo-tetracarboxylate (II) were ...
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(2010)Olive tree varieties that were cultivated only in the Mediterranean basin a few decades ago are now planted in the Southern Hemisphere as well. The chemical composition of the oils produced in countries as far distant as ...
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(Sociedad Chilena de Quimica, 2001)This communication describes the application of a hollow-fiber-type solid supported liquid membrane technique to the study of recovery and enrichment of molybdenum with Alamine 336 (a long chain tertiary amine) from acid ...
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(Elsevier Inc., 2017)© 2017 Elsevier Inc. American Trypanosomiasis is a chronic infection discovered and described in 1909 by the Brazilian scientist Carlos Chagas. It is caused by the protozoan parasite Trypanosoma cruzi. Although it affects ...
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(American Chemical Society, 2015)© 2015 American Chemical Society.Rhenium complexes are versatile molecular building blocks whose tunable photophysical properties are useful in diverse opto-related applications. Herein we report the synthesis and ...
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(Royal Society of Chemistry, 2016)The [(phen)((HO)-O-2)Re(CO)(3)](+)(CF3SO3)(-) salt, 1(+)(CF3SO3-), has been crystallized in the form of two new solvates, [(phen)(H2O)Re(CO)(3)](+)(CF3SO3)(-)center dot(C4H8O)(0.5) and [(phen)(H2O)Re(CO)(3)](+)(CF3SO3)(-)center ...
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(Elsevier Ltd, 2015)© 2015 Elsevier Ltd. All rights reserved.The multimetallic complex [[(CO)<inf>3</inf>(phen)Re(μ-Br)Re(phen)(CO)<inf>3</inf>][(CO)<inf>3</inf>Re(μ-Br)<inf>3</inf>Re(CO)<i ...
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(2010)The effect of chitosan as internal or external coating on the mesalamine (5-ASA) release from calcium alginate microparticles (CaAl) was studied, and a delayed release of 5-ASA system intended for colonic drug delivery was ...
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(1999)A synthesis of N-(2-nitrobenzyl)acetanilide (5) and (11) from 2- nitrobenzaldehyde and aromatic amines is reported. The reaction of amides (5) and (11) with iron in acetic acid-ethanol-water provided the corresponding 3- ...
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(IOS Press, 2014)© 2014 - Network of Centres for Study of Pharmaceutical Law. All rights reserved.In the XIX and XX centuries, Latin American countries have experienced several changes on politics and economics, facing problems related to ...
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(Universidad Austral de Chile, 2014)The ionophores lasalocid and monensin have been used as food additives to improve body weight gain in beef cattle and milk production in dairy cows. The aims of this work were to detect the presence of these compounds in ...
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(Elsevier, 2015)© 2014 Elsevier B.V. All rights reserved. This paper presents a new method for the determination of imidacloprid in water samples; one of the most widely used neonicotinoid pesticides in the farming industry. The method ...
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(IOS Press, 2014)© 2014 - IOS Press and the authors. All rights reserved. Over the past 10 years, the research interest on maqui has increased due to the potential health benefits of the fruit, which are largely attributed to the high ...
