{"id":9182,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/sintesis-de-nuevos-sistemas-heterociclicos-nitrogenados-a-partir-de-la-reduccion-catodica-en-alta-dilucion-de-semicarbazonas-de-bromuros-de-fenacilo\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"sintesis-de-nuevos-sistemas-heterociclicos-nitrogenados-a-partir-de-la-reduccion-catodica-en-alta-dilucion-de-semicarbazonas-de-bromuros-de-fenacilo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/sintesis-de-nuevos-sistemas-heterociclicos-nitrogenados-a-partir-de-la-reduccion-catodica-en-alta-dilucion-de-semicarbazonas-de-bromuros-de-fenacilo\/","title":{"rendered":"Sintesis de nuevos sistemas heterociclicos nitrogenados a partir de la reduccion catodica en alta dilucion de semicarbazonas de bromuros de fenacilo."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Belen Batanero Hernan <\/strong><\/h2>\n<p>La reduccion electroquimica en condiciones de alta dilucion de semicarbazonas de bromuros de fenacilo, conduce con rendimiento considerablemente alto, a heterociclos nitrogenados, 3,7-diaril-2h-imidazo(2,1-b)(1,3,4)oxadiazinas que tienen potencial interes desde el punto de vista farmacologico.  por otra parte, estos derivados electrogenerados presentan interesante reactividad quimica, asi, son transformados en las correspondientes pirrolo-oxadiazinas, con rendimiento cuantitativo por reaccion diels-alder con el ester dimetilico del acido acetilendicarboxilico. A su vez, los imidazo derivados son transformados por la accion de la luz del sol en compuestos mesoinicos identificados por metodos quimicos y espectroscopicos, y que revierten por calentamiento en la oscuridad a las imidazo oxadiazinas de partida, se trata de un proceso fotocromico reversible.  finalmente se redujeron las imidazo oxadiazinas catodicamente en distintos medios. La reduccion de estas estructuras, condujo a los correspondientes di y tetra-hidroderivados con apertura del anillo oxadiazina por el mismo punto por donde se abria fotoquimicamente, formandose asi etiliden amino imidazolonas y etil amino imidazolonas segun el potencial al que se trabaje y el disolvente-electrolito utilizado.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sintesis de nuevos sistemas heterociclicos nitrogenados a partir de la reduccion catodica en alta dilucion de semicarbazonas de bromuros de fenacilo.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sintesis de nuevos sistemas heterociclicos nitrogenados a partir de la reduccion catodica en alta dilucion de semicarbazonas de bromuros de fenacilo. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Belen Batanero Hernan <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Alcal\u00e1<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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>Fructuoso Barba Valiente<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Enrique Galvez Ruano <\/li>\n<li>Pedro Molina Buend\u00eda (vocal)<\/li>\n<li>Antonio Aldaz Riera (vocal)<\/li>\n<li>Jos\u00e9 Ribo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Belen Batanero Hernan La reduccion electroquimica en condiciones de alta dilucion de semicarbazonas de bromuros de fenacilo, [&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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