New N-phenyl-N'-benzoylureas, their preparation process and their application as insecticides.

摘要

N-phenyl-N'-benzoyl-ureas of the formula IMAGE (I) in which R represents halogenoalkyl with 1 to 4 carbon atoms, R1 represents hydrogen or halogen, R2 represents halogen, nitro, alkyl with 1 to 3 carbon atoms or alkoxy with 1 to 3 carbon atoms, X represents an oxygen atom or sulfur atom, and N DENOTES 0, 1, 2, 3, 4 OR 5; WHICH POSSESS ARTHROPODICIDAL PROPERTIES.