{"id":13913,"date":"2018-03-09T09:00:23","date_gmt":"2018-03-09T09:00:23","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aplicaciones-sinteticas-de-la-reactividad-12-versus-14-de-fosfazenos-n-vinilicos-derivados-de-beta-aminoacidos\/"},"modified":"2018-03-09T09:00:23","modified_gmt":"2018-03-09T09:00:23","slug":"aplicaciones-sinteticas-de-la-reactividad-12-versus-14-de-fosfazenos-n-vinilicos-derivados-de-beta-aminoacidos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/aplicaciones-sinteticas-de-la-reactividad-12-versus-14-de-fosfazenos-n-vinilicos-derivados-de-beta-aminoacidos\/","title":{"rendered":"Aplicaciones sinteticas de la reactividad 1,2 versus 1,4 de fosfazenos n-vinilicos derivados de beta-aminoacidos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Esther Herran Gonzalez <\/strong><\/h2>\n<p>En esta tesis doctoral se estudia el car\u00e1cter nucle\u00f3filo difuncional de los fosfazenos n-vin\u00edlicos derivados de b-aminoacidos. La reacci\u00f3n de estos fosfazenos con aldeh\u00eddos arom\u00e1ticos y a,b-insaturados ha generado 2-azadienos y 3-azatrienos respectivamente (adici\u00f3n 1,2). Asi mismo, la reactiviadad 1,2 de los fosfazenos ha permitido obtener sales enam\u00ednicas de fosfonio, que han resultado excelentes intermedios sinteticos para la preparacion de derivados 1,4-dihidropiridinicos simetricos y asimetricos mediante adici\u00f3n 1,4 de aldeh\u00eddos aromaticos y a,b-insaturados y cetonas a,b-insaturadas a estas sales. Asi mismos, la reactividad, 1,4 de esos fosfazenos, a traves del carbono en y al grupo fosfazeno, frente a cetonas a, b-insaturadas y cetonas bromadas permite preparar heterociclos nitrogenados de cinco y seis miembros. Posteriormente se ha estudiado la reactividad de los derivados azadi\u00e9nicos preparados, bien frente a nucle\u00f3filos, bien como heteodienos en reacciones de hetero-diels-alder, y se ha utilizado esta reactividad en la preparacion de heterociclos nitrogenados de seis miembros.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aplicaciones sinteticas de la reactividad 1,2 versus 1,4 de fosfazenos n-vinilicos derivados de beta-aminoacidos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aplicaciones sinteticas de la reactividad 1,2 versus 1,4 de fosfazenos n-vinilicos derivados de beta-aminoacidos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Esther Herran Gonzalez <\/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 21\/11\/2001<\/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 Palacios Gambra<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jaume Vilarrasa llorens <\/li>\n<li>Fernando Cossio mora (vocal)<\/li>\n<li>Carlos Seoane prado (vocal)<\/li>\n<li>mateo Alajarin ceron (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Esther Herran Gonzalez En esta tesis doctoral se estudia el car\u00e1cter nucle\u00f3filo difuncional de los fosfazenos n-vin\u00edlicos [&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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