{"id":68972,"date":"2004-02-07T00:00:00","date_gmt":"2004-02-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sa%c2%adntesis-de-nanoestructuras-de-5-nitro-y-5-nn-dimetilaminonaftalenos-con-geometria-definida-y-conjugacion-p-extendida\/"},"modified":"2004-02-07T00:00:00","modified_gmt":"2004-02-07T00:00:00","slug":"sa%c2%adntesis-de-nanoestructuras-de-5-nitro-y-5-nn-dimetilaminonaftalenos-con-geometria-definida-y-conjugacion-p-extendida","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sa%c2%adntesis-de-nanoestructuras-de-5-nitro-y-5-nn-dimetilaminonaftalenos-con-geometria-definida-y-conjugacion-p-extendida\/","title":{"rendered":"S\u00edntesis de nanoestructuras de 5-nitro y 5-(n,n-dimetilamino)naftalenos con geometr\u00eda definida y conjugaci\u00f3n p-extendida"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Luis Tejedor Gonzalez <\/strong><\/h2>\n<p>La tesis doctoral se desarrolla en tres cap\u00edtulos:  en el cap\u00edtulo 1 se lleva a cabo la s\u00edntesis de los derivados acetil\u00e9nicos de 5-nitronaftaleno y de 5-(n,n-dimetilamino)naftaleno, como precursores de sistemas con conjugaci\u00f3n  -extendida.  la s\u00edntesis de derivados acetil\u00e9nicos terminales se lleva a cabo seg\u00fan el procedimiento de sonogashira entre un acetileno terminal y un haluro de arilo en presencia de catalizador de paladio y una sal cuprosa, y posterior eliminaci\u00f3n de la mol\u00e9cula de acetona integrada en el derivado de alcohol proparg\u00edlico empleando hidr\u00f3xido s\u00f3dico en tolueno a reflujo.  una forma de extender la conjugaci\u00f3n   en los naftilacetilenos terminales es la dimerizaci\u00f3n oxidante mediante reacci\u00f3n de glaser para conseguir un sistema 1,4-dinaftil-1,3-butadiino, con excelentes rendimientos.  por otro lado, los sistemas conjugados de tipo poliino se preparan mediante heteroacoplamiento catalizado por paladio entre el haloareno y el naftilacetileno apropiado, en general con buen rendimiento.  una interesante aplicaci\u00f3n de los acetilenos terminales es la preparaci\u00f3n de estructuras de dendrones con el nucleo de benceno sustituido en posici\u00f3n sim\u00e9trica 1,3,5 con conjugaci\u00f3n en el plano y geometr\u00eda radial de estrella.  como aspectos m\u00e1s destacados hay que considerar la utilizaci\u00f3n por primera vez del anillo de naftaleno como constituyente de cadenas conjugadas oligom\u00e9ricas. la estructura molecular de la secuencia de las unidades de naftiletinilo se ha reconocido por difracci\u00f3n de rayos x. Los anillos de naftaleno separados por el puente etino est\u00e1n en el plano formando cadenas conjugadas. Adem\u00e1s, los anillos est\u00e1n en una configuraci\u00f3n anti respecto al eje del acetileno.  en el cap\u00edtulo 2 con el fin de estimular las propiedades electr\u00f3nicas de los compuestos conjugados, se lleva a cabo la formaci\u00f3n de complejos de transferencia de carga (ctc) de los derivados de naftilacetilenos con mol\u00e9culas f<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>S\u00edntesis de nanoestructuras de 5-nitro y 5-(n,n-dimetilamino)naftalenos con geometr\u00eda definida y conjugaci\u00f3n p-extendida<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 S\u00edntesis de nanoestructuras de 5-nitro y 5-(n,n-dimetilamino)naftalenos con geometr\u00eda definida y conjugaci\u00f3n p-extendida <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Luis Tejedor Gonzalez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 02\/07\/2004<\/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> Rodr\u00edguez L\u00f3pez Jos\u00e9 Gonzalo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Mar\u00eda Marinas rubio <\/li>\n<li>Carlos \u00e1lvarez ibarra (vocal)<\/li>\n<li> Campelo p\u00e9rez Juan  Manuel (vocal)<\/li>\n<li> Quiroga feijoo Mar\u00eda  luz (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Luis Tejedor Gonzalez La tesis doctoral se desarrolla en tres cap\u00edtulos: en el cap\u00edtulo 1 se [&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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