{"id":25274,"date":"2021-04-09T14:32:50","date_gmt":"2021-04-09T14:32:50","guid":{"rendered":"https:\/\/www.cpge-brizeux.fr\/wordpress\/?p=25274"},"modified":"2021-04-09T14:32:50","modified_gmt":"2021-04-09T14:32:50","slug":"or-7-activation-du-groupe-hydroxyle","status":"publish","type":"post","link":"https:\/\/www.cpge-brizeux.fr\/wordpress\/pcsi\/chimie-pcsi-2021\/or-7-activation-du-groupe-hydroxyle.html","title":{"rendered":"OR 7 : Activation du groupe hydroxyle"},"content":{"rendered":"<div style=\"border: 2px solid; border-radius: 6px; color: #00008b; padding-top: 1px; padding-bottom: 1px; padding-left: 20px; margin: 1px;\">\n<p><strong><span style=\"color: #00008b;\">OR 7 : Activation du groupe hydroxyle<br \/>\n<\/span><\/strong><\/p>\n<p><strong>I. Pr\u00e9sentation des alcools et de leurs d\u00e9riv\u00e9s<br \/>\n<\/strong><\/p>\n<ol>\n<li>Alcools et ph\u00e9nols<\/li>\n<li>\u00c9theroxydes<\/li>\n<\/ol>\n<p><strong>II. R\u00e9activit\u00e9 des alcools et des ph\u00e9nols<br \/>\n<\/strong><\/p>\n<ol>\n<li>Propri\u00e9t\u00e9s acido-basiques<\/li>\n<li>Nucl\u00e9ophilie et \u00e9lectrophilie<\/li>\n<li>Bilan<\/li>\n<\/ol>\n<p><strong>III. Activation nucl\u00e9ophile du groupement hydroxyle<br \/>\n<\/strong><\/p>\n<ol>\n<li>Observations exp\u00e9rimentales<\/li>\n<li>Formation d&rsquo;alcoolates et de ph\u00e9nolates<\/li>\n<li>Application \u00e0 la formation d&rsquo;\u00e9theroxydes : synth\u00e8se de Williamson<\/li>\n<\/ol>\n<p><strong>IV. Activation \u00e9lectrophile des alcools (pas des ph\u00e9nols)<br \/>\n<\/strong><\/p>\n<ol style=\"list-style-type: upper-alpha;\">\n<li>Activation <em>in situ<\/em> par protonation\n<ol>\n<li>Halog\u00e9nation d&rsquo;un alcool par un hydracide HX<\/li>\n<li>D\u00e9shydratation des alcools<\/li>\n<\/ol>\n<\/li>\n<li>Activation par formation d&rsquo;un ester sulfonique\n<ol>\n<li>Principe et pr\u00e9paration des esters sulfoniques<\/li>\n<li>R\u00e9activit\u00e9 des esters sulfoniques<\/li>\n<\/ol>\n<\/li>\n<li>Comparaison des deux modes d&rsquo;activation de l&rsquo;\u00e9lectrophilie des alcools<\/li>\n<li>Choix du type d&rsquo;activation<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>OR 7 : Activation du groupe hydroxyle I. Pr\u00e9sentation des alcools et de leurs d\u00e9riv\u00e9s Alcools et ph\u00e9nols \u00c9theroxydes II. R\u00e9activit\u00e9 des alcools et des ph\u00e9nols Propri\u00e9t\u00e9s acido-basiques Nucl\u00e9ophilie et \u00e9lectrophilie Bilan III. Activation nucl\u00e9ophile du groupement hydroxyle Observations exp\u00e9rimentales&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.cpge-brizeux.fr\/wordpress\/pcsi\/chimie-pcsi-2021\/or-7-activation-du-groupe-hydroxyle.html\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[297],"tags":[63],"class_list":["post-25274","post","type-post","status-publish","format-standard","hentry","category-chimie-pcsi-2021","tag-chimie-organique"],"_links":{"self":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts\/25274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/comments?post=25274"}],"version-history":[{"count":1,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts\/25274\/revisions"}],"predecessor-version":[{"id":25275,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts\/25274\/revisions\/25275"}],"wp:attachment":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/media?parent=25274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/categories?post=25274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/tags?post=25274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}