| 摘要 |
<p>Benzoylphenylureas The invention relates to novel substituted N benzoyl-N'-2,5-dichloro-4-haloalkoxyphenylureas of the formula (I) wherein R1 is hydrogen, fluorine, chlorine, methyl, methoxy or methylthio, R2 is fluorine, chlorine, methyl, methoxy or methylthio ad R3 is C1-C7haloalkyl containing 1 to 15 halogen atoms or is C3-C7halocycloalkyl containing 1 to 13 halogen atoms, with the proviso that R3 is not -CF2-CHF-CF3. The invention also relates to processes and intermediates for the preparation of these compounds and to compositions containing the novel compounds for controlling insects and representatives of the order Acarina, especially plant-destructive insects, in particular as ovicides.</p> |
