{"id":35116,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/nuevas-transformaciones-y-reacciones-de-heterociclacion-de-complejos-carbeno-de-fischer-transposiciones-12-y-13-de-metalpentacarbonilo\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"nuevas-transformaciones-y-reacciones-de-heterociclacion-de-complejos-carbeno-de-fischer-transposiciones-12-y-13-de-metalpentacarbonilo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/nuevas-transformaciones-y-reacciones-de-heterociclacion-de-complejos-carbeno-de-fischer-transposiciones-12-y-13-de-metalpentacarbonilo\/","title":{"rendered":"Nuevas transformaciones y reacciones de heterociclacion de complejos carbeno de fischer. transposiciones (1,2) y (1,3) de metalpentacarbonilo."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Lopez Pelegrin Jos\u00e9 Angel <\/strong><\/h2>\n<p>Esta memoria recoge los resultados obtenidos en el estudio de la reactividad de diferentes carbenos de fischer frente a 1-azadienos y alcoholatos. En el primer cap\u00edtulo se estudia la reactividad de metil-, fenil y feniletinilpentacarbonilmetoximetilen cromo (0) frente a 1-azadienos. Esta reacci\u00f3n permite llevar a cabo la ciclopropanaci\u00f3n de 1-azadienos no activados, as\u00ed como una de las primeras heterociclaciones (4+1). En el segundo cap\u00edtulo se recoge la formaci\u00f3n de 1,4-dihidropiridinas por reacci\u00f3n formal (4+2) de alquinilcarbenos con 1-azadienos. Los productos resultantes pueden ser transformados en reacciones de oxidaci\u00f3n o ciclaci\u00f3n en \u00e9steres o fluorenos. En el tercer cap\u00edtulo se muestra que, en determinadas condiciones de reacci\u00f3n, los alquinilcarbenos de cromo conducen por reacci\u00f3n con 1-azadienos para dar 4h-azepinas a trav\u00e9s de una cicloadici]3n (4+3). En el cuarto cap\u00edtulo se describe la reactividad de iminas derivadas de furfural y pirrol-2-carbaldehido frente a carbenos de fischer insaturados, obteni\u00e9ndose derivados de benzofurano, indolicinona y pirrolo-1,4-diazepina, mediante ciclaciones formales (3+3) y (4+3). Por \u00faltimo, en el quinto cap\u00edtulo se lleva a cabo un estudio de la reactividad de diferentes alcoholes frente a carbenos de fischer. De este modo se obtienen diferentes aldehidos y \u00e9steres, a trav\u00e9s de la formaci\u00f3n de nuevos enlaces carbono-ox\u00edgeno y carbono-carbono.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Nuevas transformaciones y reacciones de heterociclacion de complejos carbeno de fischer. transposiciones (1,2) y (1,3) de metalpentacarbonilo.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Nuevas transformaciones y reacciones de heterociclacion de complejos carbeno de fischer. transposiciones (1,2) y (1,3) de metalpentacarbonilo. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Lopez Pelegrin Jos\u00e9 Angel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Oviedo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/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>Jos\u00e9 Joaquin Barluenga Mur<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Ernesto Carmona Guzm\u00e1n <\/li>\n<li>Antonio  M. Echavarren Pablos (vocal)<\/li>\n<li>Rafael Pedrosa Saez (vocal)<\/li>\n<li>Josep Mar\u00eda Moret\u00f3 Canela (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Lopez Pelegrin Jos\u00e9 Angel Esta memoria recoge los resultados obtenidos en el estudio de la reactividad de [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[8846,25369,17,966],"tags":[1384,1386,3282,1385,94051,12840],"class_list":["post-35116","post","type-post","status-publish","format-standard","hentry","category-oviedo","category-polimeros-inorganicos","category-quimica","category-quimica-macromolecular","tag-antonio-m-echavarren-pablos","tag-ernesto-carmona-guzman","tag-jose-joaquin-barluenga-mur","tag-josep-maria-moreto-canela","tag-lopez-pelegrin-jose-angel","tag-rafael-pedrosa-saez"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/35116","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=35116"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/35116\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=35116"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=35116"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=35116"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}