{"id":2134,"date":"1992-04-07T16:33:35","date_gmt":"1992-04-07T14:33:35","guid":{"rendered":"http:\/\/www.fluoritech.it\/?p=2134"},"modified":"2025-03-27T17:29:18","modified_gmt":"2025-03-27T16:29:18","slug":"process-for-preparing-perfluoroalkenyl-sulfonyl-fluorides","status":"publish","type":"post","link":"https:\/\/www.fluoritech.com\/?p=2134","title":{"rendered":"Process for Preparing Perfluoroalkenyl-Sulfonyl Fluorides"},"content":{"rendered":"<p style=\"text-align: left;\">US Patent: 5103049 A<\/p>\n<p style=\"text-align: left;\">Date: Apr. 7 1992<\/p>\n<p style=\"text-align: left;\">Inventors: W. Navarrini, D. D. Desmarteu<\/p>\n<p style=\"text-align: left;\">ABSTRACT<\/p>\n<p style=\"text-align: left;\">Process for the synthesis of perfluoroalkenyl-sulfonyl fluorides of formula:<\/p>\n<p style=\"text-align: left;\">Rf-CF=CF-SO2F<\/p>\n<p style=\"text-align: left;\">wherein:<\/p>\n<p style=\"text-align: left;\">Rf is F or a perfluoroalkyl group of from 1 to 9 carbon atoms, consisting in bringing a perfluoroalkyl-(sulfonyl fluoride) monofluoroacetyl-fluoride of formula Rf-CF2-CF(COF)-SO2F into contact with a reactant constituted by a carbonate of a metal belonging to Groups IA, IIA and IIB of the Periodical Table of the Elements at a temperature comprised within the range of from 150 to 400 C, and then recovering the desired product. The process is run in continuous.<\/p>\n<p style=\"text-align: left;\"><a href=\"http:\/\/www.fluoritech.it\/wp-content\/uploads\/2013\/11\/US5103049.pdf\">US5103049 &#8211; PDF<\/a><\/p>\n<p><!--:--><!--:it-->US Patent: 5103049 A<\/p>\n<p>Date: Apr. 7 1992<\/p>\n<p>Inventors: W. Navarrini, D. D. Desmarteu<\/p>\n<p>ABSTRACT<\/p>\n<p>Process for the synthesis of perfluoroalkenyl-sulfonyl fluorides of formula:<\/p>\n<p>Rf-CF=CF-SO2F<\/p>\n<p>wherein:<\/p>\n<p>Rf is F or a perfluoroalkyl group of from 1 to 9 carbon atoms, consisting in bringing a perfluoroalkyl-(sulfonyl fluoride) monofluoroacetyl-fluoride of formula Rf-CF2-CF(COF)-SO2F into contact with a reactant constituted by a carbonate of a metal belonging to Groups IA, IIA and IIB of the Periodical Table of the Elements at a temperature comprised within the range of from 150 to 400 C, and then recovering the desired product. The process is run in continuous.<\/p>\n<p><a href=\"http:\/\/www.fluoritech.it\/wp-content\/uploads\/2013\/11\/US5103049.pdf\">US5103049 &#8211; PDF<\/a><\/p>\n<p><!--:--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>US Patent: 5103049 A Date: Apr. 7 1992 Inventors: W. Navarrini, D. D. Desmarteu ABSTRACT Process for the synthesis of perfluoroalkenyl-sulfonyl fluorides of formula: Rf-CF=CF-SO2F wherein: Rf is F or a perfluoroalkyl group of from 1 to 9 carbon atoms, consisting in bringing a perfluoroalkyl-(sulfonyl fluoride) monofluoroacetyl-fluoride of formula Rf-CF2-CF(COF)-SO2F into contact with a reactant [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"footnotes":""},"categories":[26],"tags":[],"class_list":["post-2134","post","type-post","status-publish","format-standard","hentry","category-patents-1992"],"_links":{"self":[{"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=\/wp\/v2\/posts\/2134","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2134"}],"version-history":[{"count":10,"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=\/wp\/v2\/posts\/2134\/revisions"}],"predecessor-version":[{"id":3879,"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=\/wp\/v2\/posts\/2134\/revisions\/3879"}],"wp:attachment":[{"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fluoritech.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}