{"id":48567,"date":"2020-10-28T01:15:30","date_gmt":"2020-10-28T01:15:30","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aplicaciones-sinteticas-de-los-diazoazoles-estudio-estructural-y-de-la-reactividad-de-benzo-y-nafto-azolo-as-triazinas\/"},"modified":"2020-10-28T01:15:30","modified_gmt":"2020-10-28T01:15:30","slug":"aplicaciones-sinteticas-de-los-diazoazoles-estudio-estructural-y-de-la-reactividad-de-benzo-y-nafto-azolo-as-triazinas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/aplicaciones-sinteticas-de-los-diazoazoles-estudio-estructural-y-de-la-reactividad-de-benzo-y-nafto-azolo-as-triazinas\/","title":{"rendered":"Aplicaciones sinteticas de los diazoazoles. estudio estructural y de la reactividad de benzo y nafto azolo-as-triazinas."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Sergio Castillon Miranda <\/strong><\/h2>\n<p>Se han sintetizado diversas pirazolo y triazolo  5 1-c benzo-as-trinas por ciclacion intramolecular de los azolo-azo-fenoles obtenidos por codulacion en frio de las sales de diazonio de los azoles (pirazol y triazol) con diversos fenoles (4-metil  4-metoxi  2 4-dimetilfenol).  por otro lado se obtuvieron las 7-metil  7-metoxi y 7 9-dimetil imidazo  1 2 b  benzo-as-triazina por reaccion de 2-bromoacetaldehidoetilenacetal con las correspondientes 3-aminobenzo-as-triazinas. En todos los casos sus estructuras se determinaron por espectroscopia de rmn. Se ha propuesto una generalizacion para el comportamiento del equilibrio acido\/tetrazol en las 3-azido-benzo-as-triazinas en diferentes medios( ) y la influencia que sobre el ejercian diversos sustituyentes (7-metil  7-metoxi y 5 7-dimetil); concluyendo que se presenta un equilibrio entre la forma azida y las dos posibles formas tetrazolicas- aunque no siempre llegan a ponerse de manifiesto los tres tautomedos &#8211; muy sensible a las variaciones de disolvente y a los efectos electronicos y estereos de los sustituyentes. Por otro lado  se ha estudiado el comportamiento en hbr conc. De diversos sistemas triciclicos (pirazolo y triazolobenzo-as-triazinas).  concluyendo que se produce una hidroxilacion en la posicion 8 de los triciclos. La reduccion de las 8-bromonaetoazolo-as-triazinas con bh na condujo a las 8-bromo-4a 5 6 12-tetrahidronaeto-azolo-as-triazinas productos asimilables a los azaesteroides.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aplicaciones sinteticas de los diazoazoles. estudio estructural y de la reactividad de benzo y nafto azolo-as-triazinas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aplicaciones sinteticas de los diazoazoles. estudio estructural y de la reactividad de benzo y nafto azolo-as-triazinas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Sergio Castillon Miranda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Zaragoza<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1981<\/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>Enrique Melendez Andreu<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Enrique Melendez Andreu <\/li>\n<li>Francisco Grande Covian (vocal)<\/li>\n<li>Francisco Giral Gonzalez (vocal)<\/li>\n<li>Celso Gutierrez Losa (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Sergio Castillon Miranda Se han sintetizado diversas pirazolo y triazolo 5 1-c benzo-as-trinas por ciclacion intramolecular de [&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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