| abstract |
New substituted N-benzoyl-N'-pyridyloxyphenylureas of the formula <IMAGE> in which X1, X2 and X3 independently of one another are hydrogen, halogen or methyl; Y is hydrogen or halogen; R is hydrogen, C1-C5-alkyl, C3-C5-alkenyl or C3-C5-alkynyl; and R1, R2, R3, R4 and R5 independently of one another are hydrogen, halogen, C1-C4-alkyl, C1-C4-alkoxy or C1-C4-alkylthio; Processes and intermediates for the preparation of these compounds and agents containing them for controlling insects and representatives of the order Akarina. The new compounds are characterized by larvicidal activity, especially against insect pests. |