{"id":2681,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/reacciones-nitroaldolicas-promovidas-pro-cloruros-de-trialquilsililo-aplicacion-a-la-sintesis-de-nitro-y-aminoazucares-de-cadena-larga\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"reacciones-nitroaldolicas-promovidas-pro-cloruros-de-trialquilsililo-aplicacion-a-la-sintesis-de-nitro-y-aminoazucares-de-cadena-larga","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/reacciones-nitroaldolicas-promovidas-pro-cloruros-de-trialquilsililo-aplicacion-a-la-sintesis-de-nitro-y-aminoazucares-de-cadena-larga\/","title":{"rendered":"Reacciones nitroaldolicas promovidas pro cloruros de trialquilsililo. aplicacion a la sintesis de nitro- y aminoazucares de cadena larga."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Vilchez Lopez Jos\u00e9 Eduardo <\/strong><\/h2>\n<p>Se ha desarrollado un nuevo procedimiento de reaccion nitroapolica que consiste en la condensacion del aldehido y el nitrocompuesto a 0c, catalizada por bh4nf-3h2o +bhjex,sicl y en presencia de et3n. Se obtienen de esta forma b-nitro-alcoholes en cortes tiempos de reaccion y rendimientos, superiores a los obtenidos mediante otros procedimientos. La eficacia del procedimiento se ha comprobado tanto en sustratos sencillos como funcionalizados.  estudios realizados sobre b-nitroalcoholes derivados de 1,1-dietoxi-2-nitrogeno han indicado la proferencia de la formacion de estereosomeros treo frente a los eritor se ha aplicado el procedimiento en el campo de los azucares, llevando a cabo, en primer lugar, condesaciones entre aldheido-azucares y nitrocompuestos; las configuraciones de los azcuares de cadena larga obtenida, pueden aplicarse admitiendo el ataque favorable de nitrocompuestos segun el modelo de felkin-auhn y la formacion preferente de estereoisomeros treo frente a los eritor. Se han realizado asimismos experiencias, empleando ntroazucares que han permitido la sintesis de linosaminidos y de un nuevos c-disacarido.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reacciones nitroaldolicas promovidas pro cloruros de trialquilsililo. aplicacion a la sintesis de nitro- y aminoazucares de cadena larga.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reacciones nitroaldolicas promovidas pro cloruros de trialquilsililo. aplicacion a la sintesis de nitro- y aminoazucares de cadena larga. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Vilchez Lopez Jos\u00e9 Eduardo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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>Rosario Fernandez Fernandez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Manuel G\u00f3mez Guill\u00e9n <\/li>\n<li> Lopez Herrera Fidel Jorge (vocal)<\/li>\n<li>Felipe Alcudia Gonzalez (vocal)<\/li>\n<li>Emilio Rom\u00e1n Gal\u00e1n (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Vilchez Lopez Jos\u00e9 Eduardo Se ha desarrollado un nuevo procedimiento de reaccion nitroapolica que consiste en la [&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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