method for the preparation of 2. 3.tri - 6 - 4 - 4 - chlorine cyan benzoylureidodifenylethers and processes for the preparation of insect - ticide preparations thereof and the application thereof as insecticide.

摘要

2',3,6'-Trichloro-4-cyano-4'-[N-(N'-o-substituted-benzoyl))-ureido]-di phenyl ethers of the formula (I) IMAGE in which R represents chlorine, fluorine, bromine or methyl, which possess insecticidal properties.