| abstract |
PROCEDURE FOR OBTAINING BENZYLUREA DERIVATIVES. CONSISTS OF REACTING AN AMINE OF FORMULA (II) WITH AN ISOCYANATE OF FORMULA (III) TO OBTAIN BENZYLUREA DERIVATIVES OF FORMULA (I), WHERE R IS LOWER HALOGEN OR LOWER ALKYL; X IS OXYGEN OR SULFUR; R IS RENT, CYCLOALKYL WITH C 5 TO 8 OR LOWER GROUP. THE REACTION IS CARRIED OUT BETWEEN C20JC AND 100JC TEMPERATURE, IN THE PRESENCE OF AN INERT SOLVENT SUCH AS HEXANE, CYCLOHEXANE, PETROLEUM ETHER AND OTHERS. IT HAS APPLICATION AS A FUNGICIDE FOR AGRICULTURE AND HORTICULTURE. |