| 摘要 |
There are described compounds of formula wherein R1 is halo-C1-C6alkyl; halo-C2-C6alkenyl; or halo-C3-C6alkynyl; R2 is halogen, nitro, cyano, C1-C10alkyl, C2-C6alkenyl, C2-C6alkynyl, C3-C8cycloalkyl, C1-C6alkoxy, C3-C6alkenyloxy, halo-C1-C10alkyl, halo-C2-C6alkenyl, halo-C1-C6alkoxy, C3-C6alkynyloxy, C1-C4alkylthio, di(C1-C4-alkyl)amine in which the two alkyl groups are independent of one another; aryl, aryloxy, arylthio, or substituted aryl, aryloxy or arylthio; R3 is hydrogen or unsubstituted or substituted C1-C10alkyl; or benzyl in which the phenyl ring is unsubstituted or monosubstituted by a substituent selected from the group consisting of nitro, halogen, -CF3, -CN and C1-C4alkyl; m is 1, 3, 5, 7 or 9; n is 0, 1, 2, 3 or 4; and X is hydrogen, fluorine or methyl; in free form or in salt form, with the proviso that m may not be 1 when X and R3 are hydrogen, n is 0 and -O-R1 is 4-trifluoromethoxy; a process for the preparation of such compounds and the use of such compounds, pesticidal compositions in which the active ingredient is selected from those compounds, in free form or in an agrochemically suitable salt form, a method of preparing such compositions and the use of such compositions, plant propagation material treated with such compositions, and a method of controlling pests.
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