N-BENZOYL-N'-PHENYLUREA AND INSECTICIDE CONTAINING THE SAME
NEW MATERIAL:An N-benzoyl-N'-phenylurea of formula I (X, Y are halogen, alkyl, alkoxy, trifluoromethyl, alkenyl, cyano, carboxy, alkoxycarbonyl; Z is halogen, trifluoromethyl; R is alkyl, acyl, alkenyl; l, m, n are 0, 1, 2). EXAMPLE:N-( 2-chlorobenzoyl )- N' -{ 3-chloro-4-[ N-( 5-trifluoro...
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Zusammenfassung: | NEW MATERIAL:An N-benzoyl-N'-phenylurea of formula I (X, Y are halogen, alkyl, alkoxy, trifluoromethyl, alkenyl, cyano, carboxy, alkoxycarbonyl; Z is halogen, trifluoromethyl; R is alkyl, acyl, alkenyl; l, m, n are 0, 1, 2). EXAMPLE:N-( 2-chlorobenzoyl )- N' -{ 3-chloro-4-[ N-( 5-trifluoromethyl-2-pyridyl)- N-pivaroylamino]phenyl}urea. USE:Insectcide: especially it is effective in combatting harmful insects. PREPARATION:The reaction of benzoyl isocyanate of formula II with an anline of formula III is conducted in a solvent such as benzene, toluene or water at 0-120 deg.C to give the compound of formula I . |
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