{"id":730,"date":"2007-03-11T16:10:26","date_gmt":"2007-03-11T19:10:26","guid":{"rendered":"https:\/\/www.gluon.com.br\/blog\/2007\/03\/11\/iodeto-metila\/"},"modified":"2015-04-01T17:50:06","modified_gmt":"2015-04-01T17:50:06","slug":"iodeto-metila","status":"publish","type":"post","link":"https:\/\/www.gluon.com.br\/blog\/2007\/03\/11\/iodeto-metila\/","title":{"rendered":"Iodeto de metila (agente metilante)"},"content":{"rendered":"<p>O iodeto de metila \u00e9 outro organoiodo simples:<br \/>\n<img decoding=\"async\" id=\"image731\" src=\"https:\/\/www.gluon.com.br\/blog\/wp-content\/uploads\/2007\/03\/iodetometila.gif\" alt=\"molecula iodeto metila\" \/><\/p>\n<p>Provavelmente o uso mais comum \u00e9 para inserir um grupo metila em alguma mol\u00e9cula; o MeI \u00e9 um bom substrato para a rea\u00e7\u00e3o SN2.<\/p>\n<p>Apesar de sua onipresen\u00e7a, o iodeto de metila n\u00e3o \u00e9 exatamente o melhor agente alquilante. \u00c9 barato e simples, ent\u00e3o temos v\u00e1rios usos, mas existem v\u00e1rios compostos que s\u00e3o melhores, tal como o <a href=\"http:\/\/en.wikipedia.org\/wiki\/Dimethyl_sulfate\">dimetil sulfato<\/a> (usado muito na ind\u00fastria), triflato de metila  (t\u00f3xico e importante), sal trimetilox\u00f4nio e o <a href=\"http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&#038;db=PubMed&#038;list_uids=484483&#038;dopt=Abstract\">fluorosulfonato de metila<\/a> (o metil m\u00e1gico), que tem uma boa press\u00e3o de vapor (sendo vol\u00e1til e metilante, ele pode metilar voc\u00ea). Este \u00faltimo tem sido banido em muitas universidades.<\/p>\n<p><strong><a href=\"http:\/\/scienceblogs.com\/moleculeoftheday\/2006\/10\/methyl_iodide_makin_methyls.php\">http:\/\/scienceblogs.com\/moleculeoftheday\/2006\/10\/methyl_iodide_makin_methyls.php<\/a><\/strong><\/p>\n<p><small>Original (English) content from Molecule of the Day (<strong><a href=\"http:\/\/scienceblogs.com\/moleculeoftheday\">http:\/\/scienceblogs.com\/moleculeoftheday<\/a><\/strong>). Content translated with permission, but portuguese text not reviewed by the original author. Please do not distribute beyond this site without permission from both author and translator. <\/small><\/p>\n","protected":false},"excerpt":{"rendered":"<p>O iodeto de metila \u00e9 outro organoiodo simples: Provavelmente o uso mais comum \u00e9 para inserir um grupo metila em alguma mol\u00e9cula; o MeI \u00e9 um bom substrato para a rea\u00e7\u00e3o SN2. Apesar de sua onipresen\u00e7a, o iodeto de metila n\u00e3o \u00e9 exatamente o melhor agente alquilante. \u00c9 barato e simples, ent\u00e3o temos v\u00e1rios usos, mas existem v\u00e1rios compostos que s\u00e3o melhores, tal como o dimetil sulfato (usado muito na ind\u00fastria), triflato de metila (t\u00f3xico e importante), sal trimetilox\u00f4nio e o fluorosulfonato de metila (o metil m\u00e1gico), que tem uma boa press\u00e3o de vapor (sendo vol\u00e1til e metilante, ele pode <\/p>\n","protected":false},"author":1,"featured_media":5869,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"class_list":["post-730","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mdd","has_thumb"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.9 - aioseo.com -->\n\t<meta name=\"description\" content=\"O iodeto de metila \u00e9 outro organoiodo simples: Provavelmente o uso mais comum \u00e9 para inserir um grupo metila em alguma mol\u00e9cula; o MeI \u00e9 um bom substrato para a rea\u00e7\u00e3o SN2. 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