| 摘要 |
<p>A compound having the formula < IMG > where X, X1 and X2 are oxygen or sulfur; Y is oxygen, sulfur or NH; R1 is C1-C12 alkyl, C7-C9 aralkyl, phenyl, C2-C4 alkenyl, phenyl substituted with halogen, C1-C4 alkyl, C1-C2 haloalkyl, C1-C4 alkoxy, C1-C4 haloalkoxy, C1-C4 alkylthio, C1-C4 haloalkylthio, C2-C5 alkoxycarbonyl, phenoxy, nitro or cyano, phenoxy substituted with halogen, C1-C4 alkyl, C1-C2 haloalkyl, C1-C4 alkoxy, C1-C4 haloalkoxy, C1-C4 alkylthio, C1-C4 haloalkylthio, C2-C5 alkoxycarbonyl, nitro or cyano or C7-C9 aralkyl substituted on the phenyl ring with halogen, C1-C4 alkyl, C1-C2 haloalkyl, C1-C4 alkoxy, methylenedioxy, nitro or cyano; R2 is hydrogen, C1-C4 alkyl, phenyl or phenyl substituted with C1-C4 alkyl, C1-C4 alkoxy, halogen, nitro or cyano; and R3 and R4 may be the same or different and are C1-C4 alkyl is disclosed. The application is also directed to a pesticidal composition comprising the above-recited compound and a carrier. Finally, a method for controlling pests by employing a pesticidally effective amount of the above-recited compound is taught.</p> |
