{"id":33048,"date":"2018-03-09T09:29:59","date_gmt":"2018-03-09T09:29:59","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sintesis-de-pliamidas-quirales-analogas-a-los-nylons-2-y-3-a-partir-de-hidratos-de-carbono-y-su-caracterizacion-fa%c2%adsico-quimica\/"},"modified":"2018-03-09T09:29:59","modified_gmt":"2018-03-09T09:29:59","slug":"sintesis-de-pliamidas-quirales-analogas-a-los-nylons-2-y-3-a-partir-de-hidratos-de-carbono-y-su-caracterizacion-fa%c2%adsico-quimica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/sintesis-de-pliamidas-quirales-analogas-a-los-nylons-2-y-3-a-partir-de-hidratos-de-carbono-y-su-caracterizacion-fa%c2%adsico-quimica\/","title":{"rendered":"Sintesis de pliamidas quirales an\u00e1logas a los nylons 2 y 3 a partir de hidratos de carbono y su caracterizaci\u00f3n f\u00edsico quimica"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Mar\u00eda Violante De Paz B\u00e1\u00f1ez <\/strong><\/h2>\n<p>Se ha preparado el hidrocloruro del \u00e1cido 3-amino-3-desoxi-2,4,5, 6-tetra-o-metil-d-altr\u00f3nico a partir del metil-3-azido-3-desoxi-4,6,0-benziliden-a-d-altropiran\u00f3sido, en siete pasos. El intermedio clave en esta s\u00edntesis es la 3-aceta-mido-3-desoxi-tri-o-metil-d-altrono-1,5-lactona que pudo transformarse directamente en el 3-acetamido-3-desoxi-2,4,5, 6-tetra-o-metil-d-altronato de metilo. Sin embargo, los intentos e apertura de los intermedios 3-azido-3-desoxi-tri-o-metil(o o-bencil)-d-altrono-1,5-lactona condujeron a una mezcla de productos indeseados, principalmente compuestos carbon\u00edlicos a,b-insaturados.  el \u00e1cido 3-acetamido-3-desoxi-2,4,5,6-tetra-o-metil-d-altr\u00f3nico pudo transformarse en la correspondiente b-lactama,(3s, 4r)-3-metoxi-4(d-eritro-trimetoxipropil)azetidin-2-ona, que fue polimerizada posteriormente aplicando la tecnica de polimerizaci\u00f3n ani\u00f3nica por apertura de anillo para dar la poli[(2s, 3r)-2metoxi-3-(d-eritro-trimetoxipropil)propanamida], un an\u00e1logo quiral al nylon 3.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sintesis de pliamidas quirales an\u00e1logas a los nylons 2 y 3 a partir de hidratos de carbono y su caracterizaci\u00f3n f\u00edsico quimica<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sintesis de pliamidas quirales an\u00e1logas a los nylons 2 y 3 a partir de hidratos de carbono y su caracterizaci\u00f3n f\u00edsico quimica <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Mar\u00eda Violante De Paz B\u00e1\u00f1ez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/09\/1997<\/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>Juan Galbis Perez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: \u00e1ngel Alberola figueroa <\/li>\n<li>angel Gutierrez ravelo (vocal)<\/li>\n<li>felipe Alcudia gonzalez (vocal)<\/li>\n<li>sebasti\u00e1n Mu\u00f1oz guerra (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Mar\u00eda Violante De Paz B\u00e1\u00f1ez Se ha preparado el hidrocloruro del \u00e1cido 3-amino-3-desoxi-2,4,5, 6-tetra-o-metil-d-altr\u00f3nico a partir del [&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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