{"id":25373,"date":"2018-03-09T09:16:44","date_gmt":"2018-03-09T09:16:44","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/alilsilanos-en-sa%c2%adntesis-ciclaciones-estereoselectivas-y-reacciones-de-acoplamiento\/"},"modified":"2018-03-09T09:16:44","modified_gmt":"2018-03-09T09:16:44","slug":"alilsilanos-en-sa%c2%adntesis-ciclaciones-estereoselectivas-y-reacciones-de-acoplamiento","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/valladolid\/alilsilanos-en-sa%c2%adntesis-ciclaciones-estereoselectivas-y-reacciones-de-acoplamiento\/","title":{"rendered":"Alilsilanos en s\u00edntesis: ciclaciones estereoselectivas y reacciones de acoplamiento"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Carlos Garc\u00eda Cubero <\/strong><\/h2>\n<p>En la tesis doctoral presentada se muestra la reacci\u00f3n de sililcupraci\u00f3n de 1,2-propadieno con phme2sicu(cn)li, a -40\u00c2\u00bac, en presencia de electr\u00f3filos (haluros de alquilo, haluros de alilo, ep\u00f3xidos, cloruros de \u00e1cido, compuestos carbon\u00edlicos alfa,beta-insaturados), como un m\u00e9todo muy eficaz de preparaci\u00f3n de alilsilanos diversamente funcionalizados. Para que el proceso tenga lugar con haluros vin\u00edlicos es necesario utilizar pd0 como catalizador, obteni\u00e9ndose 1,3-dienos sililados estructuralmente diversos.  los oxoalilsilanos preparados mediante la reacci\u00f3n general con compuestos carbon\u00edlicos alfa,beta- insaturados experimentan procesos de ciclaci\u00f3n intramolecular en presencia de \u00e1cidos de lewis, generando 3-metilenciclopentanoles.  las dienomas sililadas preparadas mediante la reacci\u00f3n general con cloruros de \u00e1cido alfa,beta-insaturados experimentan procesos de ciclaci\u00f3n de tipo nazarov en medio \u00e1cido, generando 2-metilenciclpentanonas como productos de reacci\u00f3n.  la reacci\u00f3n de sililcupraci\u00f3n de 1,2-propadieno con tbuph2sicu(cn)li, a -40\u00c2\u00bac, en presencia de electr\u00f3filos (haluros de alquilo, haluros de alilo, exp\u00f3xidos, cloruros de \u00e1cido, compuestos carbon\u00edlicos alfa,beta-insaturados), proporciona tambi\u00e9n alilsilanos diversamente funcionalizados. En este caso los oxoalilsilanos preparados mediante la reacci\u00f3n general con compuestos carbon\u00edlicos alfa,beta-insaturados experimentan procesos de ciclaci\u00f3n intramolecular en presencia de etalcl2, generando 3-metilenciclopentanoles o ciclopentenoles sililados dependiendo de la estructura del alilsilano de partida.  en cuanto a las dienonas sililadas preparadas mediante la reacci\u00f3n general con cloruros de \u00e1cido alfa,beta-insaturados, experimentan procesos de ciclaci\u00f3n de tipo nazarov en medio \u00e1cido, generado 2-metilenciclopentanonas sililadas.  en la memoria se presentan adem\u00e1s las secuencias sint\u00e9ticas de sistemas triciclopent\u00e1nicos de estructura an\u00e1loga a<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Alilsilanos en s\u00edntesis: ciclaciones estereoselectivas y reacciones de acoplamiento<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Alilsilanos en s\u00edntesis: ciclaciones estereoselectivas y reacciones de acoplamiento <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Carlos Garc\u00eda Cubero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Valladolid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 15\/09\/2003<\/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>Francisco Jose Pulido Pelaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: benito Alcaide mor\u00e1n <\/li>\n<li>enrique Guiti\u00e1n rivera (vocal)<\/li>\n<li>joaqu\u00edn Rodr\u00edguez mor\u00e1n (vocal)<\/li>\n<li>Miguel \u00e1ngel Yus astiz (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Carlos Garc\u00eda Cubero En la tesis doctoral presentada se muestra la reacci\u00f3n de sililcupraci\u00f3n de 1,2-propadieno con [&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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