US 6,239,074 B1 · Substituted 3-phenyluracils

Abstract

A substituted 3-phenyluracil of the formula I where X1 and X2 are each oxygen; W is —C(R8)=X5, where X5 is oxygen, sulfur, or a radical —NR14; R14 is hydroxyl, alkoxy, alkenyloxy, alkynyloxy, cycloalkoxy, cycloalkenyloxy, haloalkoxy, haloalkenyloxy, hydroxyalkoxy, cyanoalkoxy, cycloalkylalkoxy, alkoxyalkoxy, alkoxyalkenyloxy, alkylcarbonyloxy, haloalkylcarbonyloxy, alkylcarbamoyloxy, haloalkylcarbamoyloxy, alkoxycarbonylalkoxy, alkylthioalkoxy, dialkylaminoalkoxy, R8 is hydrogen, cyano or alkyl; R1 is halogen or cyano; R2 is hydrogen or halogen; R3 is hydrogen or alkyl; R4 is cyano, alkyl or haloalkyl; R5 is hydrogen, halogen or alkyl; or a salt or enol ether of a compound I wherein R3 is hydrogen, or its tautomeric forms, for the desiccation and defoliation of plants or as an insecticide or herbicide.

Claims27

Dependent claims

A 3-phenyluracil of formula I

X1 and X2 are each oxygen or sulfur,
W is C(R8)═X5, wherein
X5 is oxygen, sulfur, or a radical NR14, R14 being hydroxyl, C1-C6-alkoxy, C3-C6-alkenyloxy, C3-C6-alkynyloxy, C5-C7-cycloalkoxy, C5-C7-cycloalkenyloxy, C1-C6-haloalkoxy, C3-C6-haloalkenyloxy, hydroxy-C1-C6-alkoxy, cyano-C1-C6-alkoxy, C3-C7-cycloalkyl-C1-C6-alkoxy, C1-C6-alkoxy-C1-C6-alkoxy, C1-C6-alkoxy-C3-C6-alkenyloxy, C1-C6-alkylcarbonyloxy, C1-C6-haloalkylcarbonyloxy, C1-C6-alkylcarbamoyloxy, C1-C6-haloalkylcarbamoyloxy, C1-C6-alkoxycarbonyl-C2-C6-alkoxy, C1-C6-alkylthio-C1-C6-alkoxy or di-C1-C6-alkylamino-C1-C6-alkoxy, and
R8 is hydrogen, cyano or C1-C6-alkyl,
R1 is halogen or cyano,
R2 is hydrogen or halogen,
R3 is hydrogen or C1-C6-alkyl,
R4 is cyano, C1-C6-alkyl or C1-C6-haloalkyl,
R5 is hydrogen, halogen or C1-C6-alkyl,
or a salt of a compound I wherein R3 is hydrogen.

7 more elements

Dependencies are inferred from the claim text.

Substituted 3-phenyluracils

Life of this patent

Substituted 3-phenyluracils

Life of this patent

Abstract

Claims27