{"id":132593,"date":"1996-01-01T00:00:00","date_gmt":"1996-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sintesis-asimetrica-y-aplicaciones-de-2-fenilciclohexanaminoacidos\/"},"modified":"1996-01-01T00:00:00","modified_gmt":"1996-01-01T00:00:00","slug":"sintesis-asimetrica-y-aplicaciones-de-2-fenilciclohexanaminoacidos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/sintesis-asimetrica-y-aplicaciones-de-2-fenilciclohexanaminoacidos\/","title":{"rendered":"Sintesis asimetrica y aplicaciones de 2-fenilciclohexanaminoacidos."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Miguel Paris Fernandez <\/strong><\/h2>\n<p>Se ha realizado la cicloadicion asimetrica de diels-alder entre los (e)-2-cianocinamatos de (s)-lactato de etilo y (r)-pantolactona con butadieno consiguiendo conversiones cuantitativas y selectividades diastereofaciales de hasta el 96%. A partir de los cicloaductos mayoritarios de dichas reacciones, se ha realizado la sintesis de diversos productos enantiomericamente puros: 1) los cuatro acidos 1-amino-2-fenilhexancarboxilicos, 2) los dos enantiomeros del acido cis-1-amino-3-hidroxi- 6-fenilciclohexancarboxilicos, 3) los cuatro acidos 1-(aminometil)-2-fenilciclohexancarboxilicos enantiomericamente puros.  los aminoacidos sintetizados se han empleado como auxiliares quirales en las reacciones asimetricas de diels-alder de sus correspondientes acrilamidas y ciclopentadieno consiguiendo selectividades endo\/exo del 98:2 y selectividades diastereofaciales del 85:15.  tambien se han empleado los aminoacidos mencionados en la sintesis de peptidos conformacionalmente restringidos analogos del edulcorante aspartano.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sintesis asimetrica y aplicaciones de 2-fenilciclohexanaminoacidos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sintesis asimetrica y aplicaciones de 2-fenilciclohexanaminoacidos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Miguel Paris Fernandez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Rioja<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1996<\/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>Carlos Cativiela Mar\u00edn<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Marcial Moreno Ma\u00f1as <\/li>\n<li>Pedro Molina Buend\u00eda (vocal)<\/li>\n<li>Benito Alcaide Ala\u00f1on (vocal)<\/li>\n<li>Mar\u00eda  Dolores Diaz De Villegas Solans (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Miguel Paris Fernandez Se ha realizado la cicloadicion asimetrica de diels-alder entre los (e)-2-cianocinamatos de (s)-lactato de [&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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