{"id":38456,"date":"2018-03-09T09:38:02","date_gmt":"2018-03-09T09:38:02","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-calorimetrico-de-la-reaccion-de-obtencion-de-eteres-a-partir-de-alquenos-y-de-la-epoxidacion-de-jacobsen-sintesis-de-ligandos-para-catalisis-enantioselectiva-a-partir-de-ariletilenos\/"},"modified":"2018-03-09T09:38:02","modified_gmt":"2018-03-09T09:38:02","slug":"estudio-calorimetrico-de-la-reaccion-de-obtencion-de-eteres-a-partir-de-alquenos-y-de-la-epoxidacion-de-jacobsen-sintesis-de-ligandos-para-catalisis-enantioselectiva-a-partir-de-ariletilenos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/estudio-calorimetrico-de-la-reaccion-de-obtencion-de-eteres-a-partir-de-alquenos-y-de-la-epoxidacion-de-jacobsen-sintesis-de-ligandos-para-catalisis-enantioselectiva-a-partir-de-ariletilenos\/","title":{"rendered":"Estudio calorimetrico de la reaccion de obtencion de eteres a partir de alquenos y de la epoxidacion de jacobsen. sintesis de ligandos para catalisis enantioselectiva a partir de ariletilenos."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Llu\u00eds Sol\u00e1 Carandell <\/strong><\/h2>\n<p>La tesis aborda el estudio de las reacciones de formaci\u00f3n de \u00e9teres a partir de alquenos y de la epoxidaci\u00f3n de jacobsen utilizando la t\u00e9cnica de calorimetria de reacci\u00f3n. Se sintetiza una familia de aminoalcoholes a partir de ep\u00f3xidos homoquirales obtenidos por reacci\u00f3n de jacobsen y se investiga su aplicaci\u00f3n como ligandos en la reacci\u00f3n de adici\u00f3n enantioselectiva de dietilzinc a ald\u00e9hidos.  se obtuvieron las entalp\u00edas de reacci\u00f3n i energ\u00edas de activaci\u00f3n para la reacciones de s\u00edntesis de mtbe, etbe i iptbe. Se dedujo una ecuaci\u00f3n que relaciona la potencia calor\u00edfica con la velocidad de reacci\u00f3n para un sistema de volumen variable, y se ajustaron con \u00e9xito los datos de velocidad de reacci\u00f3n as\u00ed obtenidos a una ecuaci\u00f3n cin\u00e9tica derivada de un mecanismo de langmuir hishhelwood. Se obtuvo la entalp\u00eda de reacci\u00f3n para la reacci\u00f3n de s\u00edntesis de tame. Se obtuvieron las entalp\u00edas de epoxidaci\u00f3n y energ\u00edas de activaci\u00f3n para las reacciones de epoxidaci\u00f3n de jacobsen del indeno y el trifenileno. Del estudio calorim\u00e9trico se dedujo abundante informaci\u00f3n mecan\u00edstica que permiti\u00f3 proponer un mecanismo y una ecuaci\u00f3n cin\u00e9tica para la reacci\u00f3n de epoxidaci\u00f3n de jacobsen. Se prepararon dos familias de ligandos quirales enantiom\u00e9ricamente puros por apertura catalizada por perclorato de litio de los \u00f3xidos de indeno y de trifeniletileno con aminas secundarias. De los productos sintetizados, destaca el 1,1,2-trifenil-n-metilpiperazinoetanol como un ligando excelente para la reacci\u00f3n de adici\u00f3n enantioselectiva de dietilzinc a ald\u00e9hidos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio calorimetrico de la reaccion de obtencion de eteres a partir de alquenos y de la epoxidacion de jacobsen. sintesis de ligandos para catalisis enantioselectiva a partir de ariletilenos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio calorimetrico de la reaccion de obtencion de eteres a partir de alquenos y de la epoxidacion de jacobsen. sintesis de ligandos para catalisis enantioselectiva a partir de ariletilenos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Llu\u00eds Sol\u00e1 Carandell <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 16\/07\/1998<\/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>Miguel \u00e1ngel Peric\u00c1\u00a0s Brondo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: mario Rubiralta alca\u00f1iz <\/li>\n<li>rosa Nomen rib\u00e9 (vocal)<\/li>\n<li>avelino Corma canos (vocal)<\/li>\n<li>fidel Cunill Garc\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Llu\u00eds Sol\u00e1 Carandell La tesis aborda el estudio de las reacciones de formaci\u00f3n de \u00e9teres a partir [&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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