摘要 |
Ether compounds of the general formula, <IMAGE> wherein W represents CH group or nitrogen atom, and (1) when W is the CH group, R1 represents hydrogen atom, fluorine atom, chlorine atom, bromine atom or methyl group, R2 represents hydrogen atom or fluorine atom, R3 and R4 are same or different and represent hydrogen atom, a halogen atom, a C1-4 alkyl, a C1-4 alkoxyl, difluoromethoxy or 2,2,2-trifluoroethoxy group, or represent, taken together, methylenedioxy group, A represents oxygen atom, methylene group or imino group, and when the A represents oxygen atom or methylene group, X and Y represent, taken together, ethylene group or 1,1-difluoroethylene group and when the A represents imino group, both X and Y represent methyl group or represent, taken together, ethylene group or 1,1-difluoroethylene group, and (2) when W is the nitrogen atom, both R1 and R2 represent hydrogen atom, R3 and R4 are as define above, A represents oxygen atom, and both X and Y represent methyl group or represent, taken together, ethylene group or 1,1-difluoroethylene group. The ether compounds of the present invention are useful as an active ingredient of an insecticidal and/or acaricidal composition. |