{"id":27863,"date":"2018-03-09T09:20:19","date_gmt":"2018-03-09T09:20:19","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/reacciones-de-alfa-arilacion-de-cetonas-catalizada-por-paladio-aplicacion-a-la-sa%c2%adntesis-de-nuevos-sistemas-fenantroheteroca%c2%adclicos\/"},"modified":"2018-03-09T09:20:19","modified_gmt":"2018-03-09T09:20:19","slug":"reacciones-de-alfa-arilacion-de-cetonas-catalizada-por-paladio-aplicacion-a-la-sa%c2%adntesis-de-nuevos-sistemas-fenantroheteroca%c2%adclicos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/pais-vasco-euskal-herriko-unibertsitatea\/reacciones-de-alfa-arilacion-de-cetonas-catalizada-por-paladio-aplicacion-a-la-sa%c2%adntesis-de-nuevos-sistemas-fenantroheteroca%c2%adclicos\/","title":{"rendered":"Reacciones de alfa-arilaci\u00f3n de cetonas catalizada por paladio. aplicaci\u00f3n a la s\u00edntesis de nuevos sistemas fenantroheteroc\u00edclicos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> F\u00e1tima Churruca Quincoces <\/strong><\/h2>\n<p>En la presente memoria se describe la preparaci\u00f3n de dibenzo [a,c]fenantridinas y benzo [b]fenantro [9,10-d] furanos empleando como etapa clave del proceso reacciones de a-arilaci\u00f3n de cetonas catalizadas por paladio.  en primer lugar,los precursores 1,2,2-triariletan\u00f3nicos se sintetizaron mediante la a-arilaci\u00f3n de sustratos acetofen\u00f3nicos y desoxibenzo\u00ednicos, empleando catalizadores de paladio tanto homog\u00e9neos como anclados a soporte polim\u00e9rico. La aplicaci\u00f3n de estos \u00faltimos a procesos de a-monoarilaci\u00f3n de acetofenonas, asimismo, condujo a la formaci\u00f3n selectiva de desoxibenzo\u00ednas.  a continuaci\u00f3n, se llev\u00f3 a cabo la transformaci\u00f3n de las 1,2,2- triariletanomas en derivados diarilheteroc\u00edclicos como paso previo a la etapa final de acoplamiento biar\u00edlico. As\u00ed, mediante procesos complementarios de heterociclaci\u00f3n directa y aminaci\u00f3n reductiva\/heterociclaci\u00f3n se prepararon 3,4-diarilisoquinolinas a partir de 1,2,2-triariletanonas. Por otra parte, la aplicaci\u00f3n de la secuencia a-arilaci\u00f3n\/o-arilaci\u00f3n catalizada por paladio en medio homog\u00e9neo y heterog\u00e9neo a sustratos desoxibenzo\u00ednicos proporcion\u00f3 directamente los correspondientes 2,3-diaribenzofuranos.  finalmente, los heterociclos diar\u00edlicos sintetizados se sometieron a procesos de acoplamiento oxidativo no fen\u00f3lico, los cuales rindieron con \u00e9xito las dibenzofenantridinas y benzofenantrofuranos objetivo, comprob\u00e1ndose que el agente oxidante m\u00e1s efectivo para llevar a cabo la construcci\u00f3n de los sistemas poliheteroc\u00edclicos citados, es el reactivo de yodo (iii) pifa.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reacciones de alfa-arilaci\u00f3n de cetonas catalizada por paladio. aplicaci\u00f3n a la s\u00edntesis de nuevos sistemas fenantroheteroc\u00edclicos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reacciones de alfa-arilaci\u00f3n de cetonas catalizada por paladio. aplicaci\u00f3n a la s\u00edntesis de nuevos sistemas fenantroheteroc\u00edclicos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 F\u00e1tima Churruca Quincoces <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/12\/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>Esther Dominguez Perez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda del carmen Avenda\u00f1o l\u00f3pez <\/li>\n<li>Ana Arrieta ayestaran (vocal)<\/li>\n<li> Costero nito Ana M\u00aa (vocal)<\/li>\n<li>Mar\u00eda Jes\u00fas Villa hormaeche (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de F\u00e1tima Churruca Quincoces En la presente memoria se describe la preparaci\u00f3n de dibenzo [a,c]fenantridinas y benzo [b]fenantro [&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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