| abstract |
Perfluoroalkyl esters of anthranilic acids, of the formula (1) <IMAGE> (1) in which R1 is perfluoroalkyl or perfluoroalkoxy-perfluoroalkyl, R2 is hydrogen, alkyl or phenyl, R3 is one or more non-chromophoric radicals, such as fluorine, chlorine, bromine, lower alkyl, lower alkoxy, acylamino, carboxyl or functionally modified carboxyl groups, sulfo or functionally modified sulfo groups, or phenyl, X is the radical of an aliphatic or aromatic monocarboxylic or polycarboxylic acid, the radical of a halogen-active heterocyclic compound or an alkylaminocarbonyl or arylaminocarbonyl radical, m is an integer from 1 to 6, preferably 1 to 4 and n is an integer from 1 to 3. These compounds are useful for soil-repellent finishing of textile material. |