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The composition active against acaros, whitefly, thrips, pharmaceutical composition, process for preparation of a composition for active, process control acaros, fly brance and thrips.Process for combating tumors in living beings, benzoilureia compounds and process of their preparation
The composition active against acaros, whitefly, thrips, pharmaceutical composition, process for preparation of a composition for active, process control acaros, fly brance and thrips.Process for combating tumors in living beings, benzoilureia compounds and process of their preparation
The invention relates to a composition active against mites, whitefly and thrips, which comprises, in addition to a liquid or solid inert carrier material, a benzoylurea compound of the general formula IMAGE wherein R1 is hydrogen atom or represents 1 or 2 substituents which are selected from the group consisting of chlorine, methyl and trifluoromethyl, R2 is an alkyl group having 2-4 carbon atoms or a cycloalkyl group having 3 or 4 carbon atoms, R3 is a hydrogen atom or represents 1-3 substituents which are selected from the group consisting of halogen, and alkyl, alkoxy, haloalkyl and haloalkoxy having 1-4 carbon atoms, R4 and R5 are both fluorine atoms, or wherein R4 is a chlorine atom and R5 is a hydrogen atom, and X is an oxygen or sulphur atom. The composition may be used in a dosage of 10 to 5000 g of active substance per hectare. The invention further relates to pharmaceutical compositions comprising the above compounds. Finally the invention relates to new benzoylurea compounds and to the preparation thereof.
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