Method of preparing onium salts having an aryl carboxylic acid anion or an alkyl or aryl sulfonate anion or an alkyl having a low halide content

摘要

By reaction between onium halide, and anhydride of aryl carboxylic acid or an alkyl or aryl sulfonic acid or the alkyl or trialkylsilyl esters, alkyl or aryl carboxylic acid or an alkyl or aryl or alkyl sulfonic acid, the present invention, alkyl or a process for the preparation of onium salts with an aryl carboxylic acid anion or an alkyl or aryl sulfonate anion.