{"id":34588,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/nuevas-estrategias-para-la-sintesis-estereoselectiva-de-beta-lactamas-policiclicas\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"nuevas-estrategias-para-la-sintesis-estereoselectiva-de-beta-lactamas-policiclicas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/nuevas-estrategias-para-la-sintesis-estereoselectiva-de-beta-lactamas-policiclicas\/","title":{"rendered":"Nuevas estrategias para la sintesis estereoselectiva de beta-lactamas policiclicas."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Concepcion Polanco Noain <\/strong><\/h2>\n<p>El presente trabajo intenta contribuir al desarrollo de nuevas metodolog\u00edas sint\u00e9ticas para la preparaci\u00f3n de sistemas beta-lact\u00e1micos polic\u00edclicos con estructura no convencional. Para ello, se han estudiado tres aproximaciones diferentes, todas ellas basadas en procesos de ciclaci\u00f3n intramolecular sobre 2-azetidinonas adecuadamente funcionalizadas:  &#8211; procesos de condensaci\u00f3n ald\u00f3lica intramolecular.  &#8211; procesos de ciclaci\u00f3n intramolecular del tipo pauson-khand y nicholas sobre complejos-2-azetidinona-alquino-dicobaltohexacarbonilo.  &#8211; procesos basados en la utilizaci\u00f3n de nuevas n-vinil-beta-lactamas como intermedios para la preparaci\u00f3n de sistemas polic\u00edclicos.  en conjunto, se han desarrollado una serie de aproximaciones a sistemas beta-lact\u00e1micos polic\u00edclicos flexibles, selectivas y, dentro de lo posible, sencillas y de elevado rendimiento. La evaluaci\u00f3n antibacteriana de algunos de estos productos permitir\u00e1, en un futuro, la modificaci\u00f3n de los procedimientos aqu\u00ed descritos para preparar compuestos biol\u00f3gicamente activos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Nuevas estrategias para la sintesis estereoselectiva de beta-lactamas policiclicas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Nuevas estrategias para la sintesis estereoselectiva de beta-lactamas policiclicas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Concepcion Polanco Noain <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/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>Benito Alcaide Ala\u00f1on<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Joaquin Plumet Ortega <\/li>\n<li>Miguel \u00e1ngel Yus Astiz (vocal)<\/li>\n<li>Jos\u00e9 Luis Garc\u00eda Ruano (vocal)<\/li>\n<li>Jes\u00fas Mar\u00eda Aizpurua Iparraguirre (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Concepcion Polanco Noain El presente trabajo intenta contribuir al desarrollo de nuevas metodolog\u00edas sint\u00e9ticas para la preparaci\u00f3n [&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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