Browsing by Title Artículos de revistas
Now showing items 656-675 of 2801
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(JOHN WILEY, 2006-05)A series of polypyridine ruthenium complexes of the general formula [Ru(Rph-tpy)[dppz(COOH)]Cl) PF6 with R = Br (1), Cl (2), NO2 (3) where Rph-tpy is 4'-(4-Rphenyl-2,2':6',2"-terpyridine and dppz(COOH) is dipyrido[3,2-a: ...
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(Elsevier B.V., 2018)© 2018 The high levels of sulfate and the metals in acid mine drainages generate important environmental problems. This paper describes the synergistic combination of a biosorption process and a new sulfate removal process. ...
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(1995)The objectives of this work were to establish the utility of chitosan of Chilean production, as an excipient suitable for producing a prolonged-release hydrophilic matrix, and to compare two matrix systems, one with chitosan ...
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(SOCIEDAD CHILENA DE QUIMICA, 2004-03)Using QSRR modelling, an E index was designed based on the H. P. Schultz MTI index. The E index is a molecular descriptor consisting of a vector and adjacent and distant matrices. Linear regressions were obtained by means ...
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(Wiley, 2017)Quercetin (Q) and epicatechin (E) microparticles were designed using an oil-insoluble polymer (inulin [In]) as encapsulating agent and with or without an oil-soluble polymer (soy protein isolate [SPI]) by spray-drying. ...
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(2012)The synthesis of one homologous series of methacrylate monomers and their polymers was carried out to observe the dependence between the polarization and some structural aliphatic features. Investigations of the thermoanalytical, ...
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(2013)A series of novel 2-pyridylbenzimidazole derivatives was rationally designed and synthesized based on our previous studies on benzimidazole 14, a CB1 agonist used as a template for optimization. In the present series, 21 ...
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(2013)A series of novel 2-pyridylbenzimidazole derivatives was rationally designed and synthesized based on our previous studies on benzimidazole 14, a CB1 agonist used as a template for optimization. In the present series, 21 ...
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(Wiley-VCH Verlag, 2015)© 2015 Wiley-VCH Verlag GmbH & Co. KGaA. A series of N-acyl-2,5-dimethoxyphenyl-1H-benzimidazoles were designed based on a CoMFA model for cannabinoid receptor type 1 (CB1) ligands. Compounds were synthesized and radioligand ...
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(Elsevier, 2014)A new supramolecular sensitizer for nickel(II) ion in aqueous solution based on a pyridyltriazolopyridine-cyclodextrin inclusion complex is proposed. The inclusion complexation behavior, characterization andbinding ability ...
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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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(PRESTON PUBLICATIONS INC, 2004-11)Tamoxifen is an antiestrogen used in the adjuvant endocrine therapy of early breast cancer and malignant breast disorders. It is also used in women with anovulatory infertility caused by its stimulating effect on the ...
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(Sociedad Chilena de Quimica, 2001)A microdetermination of iron at sub-μg/L level by derivative spectrophotometry has been developed. The compound TPTZ (2, 4, 6-tripyridyl-1, 3, 5-triazine) was used as chromogenic reagent to form a blue complex (pH = 5. 0), ...
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(Chile, Centro de Información Tecnológica, 2005)En este trabajo se informa sobre algunos factores de emisión para seis monoterpenos emitidos por Cryptocarya alba (peumo) y Schinus molle (pimiento), especies que corresponden al 2,5% de las especies arbóreas de la Región ...
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(Sociedad Chilena de Química, 1997)En el presente estudio se analizaron los aspectos generales y la aplicabilidad de la técnica de Electroforesis Capilar de Zona (ECZ), evaluando la repetibilidad y sensibilidad de los resultados obtenidos al trabajar con ...
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(Colegio de Farmacéuticos de la Provincia de Buenos Aires (Argentina), 1993)Se evalúa la biodisponibilidad absoluta de un comprimido de liberación controlada de teofilina desarrollado en nuestro laboratorio, el cual utiliza resinas acrílicas Eudagrit como sistema regulador de la cesión del fármaco ...
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(Real Academia de Farmacia, 1993)Este estudio utiliza un método cuantitativo para ensayar productos cosméticos como atenuadores de arrugas en la evaluación de una crema que contiene aceite de Rosa Mosqueta. El método usado en este estudio consiste, ...
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(Universidad de Santiago de Chile. Dirección de Investigaciones Científicas y Tecnológicas, 1983)Se estudia el comportamiento polarográfico de pesticidas organofosforados (Paratión y Dimetoato) y de pesticidas organoclorados (DDt, Aldrín y Dieldrin), estableciéndose para cada uno de ellos las condiciones óptimas de ...
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(Chile, Ministerio de Agricultura - Instituto de Investigaciones Veterinarias, 1952)La intención del presente trabajo. ha sido la valoración microbiológica de los aminoácidos esenciales contenidos en la proteína de la alfalfa (Medicago sativa): histadina, metionina, fenilalanina y lisina, los cuales ...
