N-BENOYL-N'-PYRIDYLOXYPHENYLUREA BASED COMPOUND AND INSECTICIDE CONTAINING THE SAME

摘要

NEW MATERIAL:An N-benzoyl-N'-pyridyloxyphenylurea based compound of formula I (X is halogen, nitro or cyano; Y is halogen, alkyl, alkoxyl or alkoxycarbonyl; Z is H or halogen; R is hydroxyl group, alkoxyl, alkylthio or benzyl; m is an integer 1-5; n is 0 or an integer 1-4). EXAMPLE:N-( 2-Chlorobenzoyl )-N-hydroxy- N'-[ 3-chloro- 4-( 5-trifluoromethyl- 2- pyridyloxy)phenyl]urea. USE:Useful as an insecticide particularly insecticides against insects, and capable of controlling the development and growth of injurious insects in excrements of domestic animals by administering in a mixture thereof with a feed to the animals, and preventing the hatching of eggs by treating imagoes of the insects with the active constituent. PREPARATION:A compound of formula II is reacted with a compound of formula III in a solvent to afford the aimed compound of formula I .