摘要 |
This invention relates to novel compounds which are represented by the following formula: <IMAGE> I wherein R1 is alkyl of 8-14 carbon atoms either branched, cyclic or straight chain; and R2 is alkyl of 1-17 carbon atoms either branched or straight chain, alkenyl of 2-17 carbon atoms, cycloalkyl of 3-6 carbon atoms, alkoxy of 1-4 carbon atoms, -CH2OCH3, -CH2OCH2CH3 or -CH=CH-CO2H; X is hydrogen, fluorine, chlorine, bromine, methyl or methoxy; and Y is hydrogen, fluorine, chlorine, bromine, methyl or methoxy; PROVIDED THAT AT LEAST ONE OF X and Y is other than hydrogen.
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