| abstract |
PROCEDURE FOR PREPARING DERIVATIVES OF BENZOILUREA. CONSISTING OF REACTIONING A COMPOUND OF FORMULA (II) WITH ONE OF FORMULA (III) TO OBTAIN COMPOUNDS OF GENERAL FORMULA (I), IN AROMATIC SOLVENTS LIKE BENZENE, TOLUENE, XYLENE, DIETHYL-ETHER AND A TEMPERATURE IN TEMPERATURE ANHIDRAS. BEING: A AND B, INDEPENDENTLY, A HALOGEN ATOM OR A RENT GROUP; RFH OR A GROUP -S.CO2R1 WITH R1FGRUPO RENT OR ARILO OPTIONALLY REPLACED; M IS 0 O 1; X IS AN ATOMO OF HALOGEN OR A CYAN GROUP, NITRO ALKYL OR HALOALKYL; Y AND Z, INDEPENDENTLY, A HALOGEN ATOM OR A CIOAN, NITRO OR HALOALKYL GROUP; N ES 0.1, 2 O 3; AND P IS 0, 1 OR 2. THEY ARE USED AS PESTICIDES, ESPECIALLY AS INSECTICIDES AND ACARICIDES. |