{"id":41695,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/reacciones-de-diels-alder-asimetricas-de-2-arilfulsinil-p-benzoquinonas-con-dienos-ciclicos-y-aciclicos\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"reacciones-de-diels-alder-asimetricas-de-2-arilfulsinil-p-benzoquinonas-con-dienos-ciclicos-y-aciclicos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/reacciones-de-diels-alder-asimetricas-de-2-arilfulsinil-p-benzoquinonas-con-dienos-ciclicos-y-aciclicos\/","title":{"rendered":"Reacciones de diels-alder asimetricas de 2-arilfulsinil-p-benzoquinonas con dienos ciclicos y aciclicos."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cynthia Zukoski Remor <\/strong><\/h2>\n<p>En este trabajo se ha sintetizado una serie de sulfinilquinonas con distintos sustituyentes arom\u00e1ticos sobre el sulf\u00f3xido as\u00ed como sobre c-5 del esqueleto quin\u00f3nico cuyo comportamiento en reacciones de diels-alder asim\u00e9tricas ha sido estudiado tanto con sistemas di\u00e9nicos c\u00edclicos como ac\u00edclicos.  las reacciones con ciclopentadieno, han puesto de manifiesto un comportamiento altamente estereoselectivo para estos filodienos que evolucionan por el doble enlace no sustituido. la diasteroselectividad se puede invertir eligiendo las condiciones de reacci\u00f3n (t\u00e9rmicas o en presencia de \u00e1cidos de lewis). Tambi\u00e9n es posible dirigir la ciclo adici\u00f3n hacia el doble enlace sulfinilsustituido utilizando un deriva de p-nitrofenil-suldinilquinona en presencia de znbr2.  las reacciones con dienos ac\u00edclicos han permitido establecer la regioselectividad de los procesos, que tambi\u00e9n se puede invertir en presencia de \u00e1cidos de lewis.  por otra parte, en presencia de 2-trimetilsililoxifurano se han conseguido obtener derivados de dihidrobenzofurano en forma \u00f3pticamente activa habi\u00e9ndose podido esclarecer, mediante un detallado estudio de las reacciones por rmn, el mecanismo de reacci\u00f3n. En este trabajo han podido detectarse una serie de intermedios que s\u00f3lo se pueden generar en una reacci\u00f3n de adici\u00f3n conjugada a la quinona..<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reacciones de diels-alder asimetricas de 2-arilfulsinil-p-benzoquinonas con dienos ciclicos y aciclicos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reacciones de diels-alder asimetricas de 2-arilfulsinil-p-benzoquinonas con dienos ciclicos y aciclicos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cynthia Zukoski Remor <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/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>Jos\u00e9 Luis Garc\u00eda Ruano<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Soto camara Jos\u00e9 Luis <\/li>\n<li> Garcia paredes m. del carmen (vocal)<\/li>\n<li>felipe Alcudia gonzalez (vocal)<\/li>\n<li>inmaculada Fernandez fernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cynthia Zukoski Remor En este trabajo se ha sintetizado una serie de sulfinilquinonas con distintos sustituyentes arom\u00e1ticos [&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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