Insecticidal 2-chloro-4{40 -{8 N-(N{40 -benzoyl)-ureido{9 -diphenyl ethers

摘要

2-Chloro-4'-[N-(N'-benzoyl)-ureido]-diphenyl ethers of the formula IMAGE (I) in which R1 is fluorine, chlorine, bromine or methyl, R2 is hydrogen, fluorine or chlorine, R3 is hydrogen or chlorine, R4 is hydrogen, chlorine or methyl, R5 is hydrogen or chlorine, and R6 is nitro or trifluoromethyl.