{"id":109154,"date":"2018-03-11T10:34:22","date_gmt":"2018-03-11T10:34:22","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-teorico-de-reacciones-de-fosfinosililcarbenos-y-bisiluros-mixtos-de-fosforo-y-azufre-con-alquenos-y-compuestos-carbona%c2%adlicos\/"},"modified":"2018-03-11T10:34:22","modified_gmt":"2018-03-11T10:34:22","slug":"estudio-teorico-de-reacciones-de-fosfinosililcarbenos-y-bisiluros-mixtos-de-fosforo-y-azufre-con-alquenos-y-compuestos-carbona%c2%adlicos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica-organica\/estudio-teorico-de-reacciones-de-fosfinosililcarbenos-y-bisiluros-mixtos-de-fosforo-y-azufre-con-alquenos-y-compuestos-carbona%c2%adlicos\/","title":{"rendered":"Estudio te\u00f3rico de reacciones de fosfino(silil)carbenos y bisiluros mixtos de f\u00f3sforo y azufre con alquenos y compuestos carbon\u00edlicos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Xavier Bag\u00e1n Navarro <\/strong><\/h2>\n<p>Esta tesis presenta estudios te\u00f3ricos de estructura y reactividad de  compuestos org\u00e1nicos fosforados y se ha llevado a cabo en colaboraci\u00f3n con grupos experimentales. El trabajo realizado puede dividirse en dos grandes bloques. En el primero de ellos el objeto de atenci\u00f3n son los fosfino(silil)carbenos estables y sus precursores, mientras que el segundo bloque est\u00e1 dedicado a los bisiluros mixtos de f\u00f3sforo y azufre.    fosfino(silil)carbenos  los carbenos son especies que presentan un carbono dicoordinado neutro con dos electrones no enlazantes. Los fosfino(silil)carbenos pueden ser estables a temperatura ambiente y pueden ser generados \u00f3pticamente puros. La estabilidad de los carbenos se explica debido a dos factores: la donaci\u00f3n del par libre del p sobre el orbital p vac\u00edo del carbono carb\u00e9nico y la deslocalizaci\u00f3n del par no enlazante del carbono carb\u00e9nico sobre el orbital \u00c2\u00bf* de un enlace c-si del grupo trimetilsililo.   bisiluros mixtos de p y s  recientemente se ha sintetizado los primeros ejemplos de bisiluros mixtos de fosforo y azufre. Los iluros son especies neutras en que el carbono tiene carga negativa y el \u00e1tomo adyacente, generalmente p o s, posee carga positiva. Los bibisuros poseen dos funciones de iluro de forma que el carbono central posee dos cargas negativas. Se conocen diferentes ejemplos de bisiluros de f\u00f3sforo y por el contrario, s\u00f3lo se conoce un ejemplo de bisiluro de azufre en la literatura.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio te\u00f3rico de reacciones de fosfino(silil)carbenos y bisiluros mixtos de f\u00f3sforo y azufre con alquenos y compuestos carbon\u00edlicos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio te\u00f3rico de reacciones de fosfino(silil)carbenos y bisiluros mixtos de f\u00f3sforo y azufre con alquenos y compuestos carbon\u00edlicos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Xavier Bag\u00e1n Navarro <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 15\/06\/2011<\/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>Vicen\u00c1\u00a7 Branchadell Gallo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio Oliva cuy?s <\/li>\n<li>miquel Duran portas (vocal)<\/li>\n<li>  (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Xavier Bag\u00e1n Navarro Esta tesis presenta estudios te\u00f3ricos de estructura y reactividad de compuestos org\u00e1nicos fosforados y [&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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