A method of controlling pests is disclosed wherein the method comprises contacting said pests with an effective amount of a pesticide comprising a composition comprising:
A) a compound of the formula:
wherein R1 is a straight-chain perfluoroalkyl group or a partially fluorinated straight-chain alkyl group and R is a phenyl group or a substituted phenyl group having at least one substituent, wherein the substituent is selected from the group consisting of amino, formyl, halo, alkyl, alkoxy, haloalkyl, haloalkoxy, and nitro; and
B) a suitable carrier therefor.
In a preferred embodiment, the pesticide is a herbicide.