Patent ID: 7339082
Filing Date: 2008-03-04
Classification: B01J,C07C

Abstract:
1. A method for producing an arylbis(perfluoroalkylsulfonyl)methane represented by general formula [4] (wherein R 1 shows a substituted or unsubstituted aryl group, Rf 1 and Rf 2 are independent to each other and show a perfluoroalkyl group), wherein an aryl halomethane is reacted with a perfluoroalkyl sulfinate, an arylmethylperfluoroalkylsulfone produced is reacted with a deprotonation agent comprised of an organic metal or a metallic salt, and a metallic salt of arylmethylperfluoroalkylsulfone obtained is reacted with a perfluoroalkyl sulfonic acid anhydride.