Eine einfache Methode zur Darstellung von Aryl-trifluormethylketonen

A Simple Method for the Preparation of Aryl Trifluoromethyl Ketones. Caret4-Dimethylamino-1-trifluoroacetylpyrimidinium trifluoroacetate (2) is an effective, easy to handle and stable trifluoroacetylationagent. Aryl trifluormethyl ketones 4 are obtained in good yieldsby reaction of 2 with aromatic compounds 3 in thepresence of aluminum chloride.