| abstract |
The invention relates to esters of the general formula IV <IMAGE> (IV) wherein R1 to R5 represent at least one of the substituents hydrogen, halogen, alkyl, alkoxy, alkylthio and perfluorinated alkyl, each having from 1 to 6 carbon atoms and n is 0 or an integer from 1 to 5. The invention also relates to a process for the preparation of arylbisperfluoro alkyl compounds of the general formula VIII <IMAGE> (VIII) wherein R1 to R5 have the aforementioned meaning and Z means hydrogen or the aryl carbonyl group V <IMAGE> (V) |