{"id":83340,"date":"2000-11-02T00:00:00","date_gmt":"2000-11-02T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/reactividad-de-grupos-imido-amido-y-metilo-unidos-al-fragmento-pentametil-ciclopentadienil-tantalo-v-estudio-preparativo-y-estructural\/"},"modified":"2000-11-02T00:00:00","modified_gmt":"2000-11-02T00:00:00","slug":"reactividad-de-grupos-imido-amido-y-metilo-unidos-al-fragmento-pentametil-ciclopentadienil-tantalo-v-estudio-preparativo-y-estructural","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/reactividad-de-grupos-imido-amido-y-metilo-unidos-al-fragmento-pentametil-ciclopentadienil-tantalo-v-estudio-preparativo-y-estructural\/","title":{"rendered":"Reactividad de grupos imido, amido y metilo unidos al fragmento pentametil-ciclopentadienil tantalo (v): estudio preparativo y estructural"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Javier S\u00e1nchez-nieves Fern\u00e1ndez <\/strong><\/h2>\n<p>En este trabajo se han sintetizado complejos que contienen un anillo ciclopentadienilo y un grupo imido del tipo (tacp* (nr)xy), que presenta como sustituyentes adicionales cloro, emtilo, alcoxo y amido.  en los dericados (tacp* (nr) cl2) r=bu, 2,6-me 2c6h3) se ha estudiado el comportamiento del enlace m\u00faltiple ta-imido, observ\u00e1ndose el acoplamiento del nitr\u00f3genoimido conisocianuro rnc y reacciones de adici\u00f3n (2+2) con intercambio de grupos oxo\/imido o imido\/imido cuando se enfrenta a benzal-deh\u00eddo (phcho) y di\u00f3xido de carbono (co2) o iminas (phch=nr), carbodiimidas (tbun=c=nr) y aminas (rnh2).  tambi\u00e9n se produce la activaci\u00f3n de enlaces c-h de benceno o tolueno por un intermedio bisimido (tacp*(nr)2) cuando se calienta el derivado (tacp*(nr) me (nh bu).  los complejos metilo y amido insertan mon\u00ed\u00a7oxido de carbono (co) e isocianuro (cnr) en enlaces ta-c o ta-n, sintetiz\u00e1ndose complejos iminoacilo e iminocarbamoilo seg\u00fan sea el enlace que sufre la inserci\u00f3n. En los derivados metilo se obtienen adem\u00e1s nuevos complejos (imina) iminoacilo por doble inserci\u00f3n de cnr.  los complejos amido insetan co2 en todos los enalces ta-n-amido presentes en la mol\u00e9cula para dar lugar a complejos carbamato. Los derivados carbamato que presentan como sustituyente adicional un grupo metilo insertan a su vez isicianuro en este enlace ta-c form\u00e1ndose derivados iminoacilo carbamato.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reactividad de grupos imido, amido y metilo unidos al fragmento pentametil-ciclopentadienil tantalo (v): estudio preparativo y estructural<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reactividad de grupos imido, amido y metilo unidos al fragmento pentametil-ciclopentadienil tantalo (v): estudio preparativo y estructural <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Javier S\u00e1nchez-nieves Fern\u00e1ndez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Alcal\u00e1<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/02\/2000<\/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>Pascual Royo Gracia<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jos\u00e9 Gimeno heredia <\/li>\n<li>Jos\u00e9 tom\u00e1s Cuenca agreda (vocal)<\/li>\n<li>Antonio Tiripicchio (vocal)<\/li>\n<li>Mar\u00eda  elisa Hernandez vizcaino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Javier S\u00e1nchez-nieves Fern\u00e1ndez En este trabajo se han sintetizado complejos que contienen un anillo ciclopentadienilo y un [&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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