{"id":78266,"date":"2018-03-09T23:23:54","date_gmt":"2018-03-09T23:23:54","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/receptores-sinteticos-estudio-teorico-y-experimental-de-su-interacion-con-ureas\/"},"modified":"2018-03-09T23:23:54","modified_gmt":"2018-03-09T23:23:54","slug":"receptores-sinteticos-estudio-teorico-y-experimental-de-su-interacion-con-ureas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/receptores-sinteticos-estudio-teorico-y-experimental-de-su-interacion-con-ureas\/","title":{"rendered":"Receptores sint\u00e9ticos. estudio te\u00f3rico y experimental de su interaci\u00f3n con ureas"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Fernando Herranz Rabanal <\/strong><\/h2>\n<p>Los principales objetivos de la qu\u00edmica anfitri\u00f3n-hu\u00e9sped (a-h), englobados dentro del campo reconocimiento molecular incluyen la imitaci\u00f3n de los procesos biol\u00f3gicos, el estudio de las reglas fundamentales que gobiernan las interacciones moleculares y la s\u00edntesis de nuevos sistemas supramoleculares con propiedades interesantes en cat\u00e1lisis, transporte, separaci\u00f3n, electr\u00f3nicas etc.  nuestro objetivo se enmarca en lso dos primeros puntos citados anteriormente, es decir, la imitaci\u00f3n de procesos biol\u00f3gicos y el estudio de las reglas fundamentales que rigen el reconocimiento molecular.  el presente trabajo se ha centrado en el estudio de los fen\u00f3menos de reconocimiento molecular de los an\u00e1logos de urea y biotina presentados en la figura 1. dichos compuestos son; el \u00e9steer met\u00edlico de la biotina(1), la n, n, dimetilurea (2), la 2-imidazolidona(3), la n,n trimetilenuerea (4), el barbital (5) y la tolbutamida (6).  para poder estudiar la qu\u00edmica anfitri\u00f3n-hu\u00e9sped de estos sustratos es necesario, adem\u00e1s de los sustratos, anfitriones con los que poder formar los complejos. Para ello se ha sintetizado la serie de receptores que se presentan en la figura 2.  con estos compuestos se lleva a cabo la cuantificaci\u00f3n de las constantes de asociaci\u00f3n ka mediante valoraciones por rmn. Adem\u00e1s, se realiza el modelado molecular, mediante c\u00e1lculos monte carlo a fin de encontrar la estructura m\u00e1s probable y la energ\u00eda asociada para cada complejo. Este estudio te\u00f3rico se ha realizado empleando dos campos de fuerza distintos amber y opls, a fin de comprobar cual es el que mejor describe el comportamiento de estos sistemas, y adem\u00e1s, emplear los resultados de ambos en la generaci\u00f3n del modelo te\u00f3rico. El estudio se completa con la caracterizaci\u00f3n mediante resonancia magn\u00e9tica nuclear en estado s\u00f3lido, con la t\u00e9cnica cpmas.  empleando los valores de las constantes de asociaci\u00f3n y de la energ\u00eda de minimizaci\u00f3n de cada compl<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Receptores sint\u00e9ticos. estudio te\u00f3rico y experimental de su interaci\u00f3n con ureas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Receptores sint\u00e9ticos. estudio te\u00f3rico y experimental de su interaci\u00f3n con ureas <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Fernando Herranz Rabanal <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Nacional de educaci\u00f3n a distancia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 16\/01\/2006<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Rosa Mar\u00eda Claramunt Vallesp\u00ed<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jaime Cardiel carles <\/li>\n<li>Jos\u00e9 Elguero bertolini (vocal)<\/li>\n<li>Antonio Palenzuela lopez (vocal)<\/li>\n<li>gerard Boyer (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Fernando Herranz Rabanal Los principales objetivos de la qu\u00edmica anfitri\u00f3n-hu\u00e9sped (a-h), englobados dentro del campo reconocimiento molecular [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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