{"id":10469,"date":"1996-01-01T00:00:00","date_gmt":"1996-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1996\/01\/01\/reacciones-periciclicas-de-divinilalenos-peri-regio-y-torque-selectividad\/"},"modified":"1996-01-01T00:00:00","modified_gmt":"1996-01-01T00:00:00","slug":"reacciones-periciclicas-de-divinilalenos-peri-regio-y-torque-selectividad","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/reacciones-periciclicas-de-divinilalenos-peri-regio-y-torque-selectividad\/","title":{"rendered":"Reacciones periciclicas de (di)vinilalenos: peri-, regio- y torque-selectividad."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jose Garcia Rey <\/strong><\/h2>\n<p>Las isomerizaciones termicas de los (2z, 7e)- 4-terc-butil-3,7-dimetilnona-2,4,5,7- tetraenos son regioselectivas, mediante procesos periciclicos que se originan en el dieno con geometria 2z, para proporcionar productos resultantes de migracion (1,5)-h y\/o electrociclacion de seis electrones.El cierre electrociclico de los (2e,7e)-4- terc-butil-3,7-dimetilnona-2,4,5,7-tetraenos (divinil-4,5-alenos) es unidireccional y regioselectivo, teniendo lugar en la sabunidad de vinilaleno mas congestionada, y obteniendose el alquilidenciclobuteno trisustituido.El cierre electrociclico de los vinilalenos y divinilalenos presenta elevada torqueselectividad (con formacion exclusiva de los e-alquilidenciclobutenos cuando sustituyente en c4 es un grupo muy voluminoso y el sustituyente en c2 es el grupo formilo.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reacciones periciclicas de (di)vinilalenos: peri-, regio- y torque-selectividad.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reacciones periciclicas de (di)vinilalenos: peri-, regio- y torque-selectividad. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jose Garcia Rey <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1996<\/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>Angel Rodriguez De Lera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio  (secretario) Palenzuela Lopez <\/li>\n<li>Ricardo Riguera Vega (vocal)<\/li>\n<li>Fernando P. Cossio (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jose Garcia Rey Las isomerizaciones termicas de los (2z, 7e)- 4-terc-butil-3,7-dimetilnona-2,4,5,7- tetraenos son regioselectivas, mediante procesos periciclicos [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[17,416,977],"tags":[2840,34956,34957,23369,3287],"class_list":["post-10469","post","type-post","status-publish","format-standard","hentry","category-quimica","category-quimica-organica","category-santiago-de-compostela","tag-angel-rodriguez-de-lera","tag-antonio-secretario-palenzuela-lopez","tag-fernando-p-cossio","tag-jose-garcia-rey","tag-ricardo-riguera-vega"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/10469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=10469"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/10469\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=10469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=10469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=10469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}