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US 4,540,578 AGranted
Pesticidal phenoxypyridyl benzoyl ureas
AssigneeUnion Carbide Corporation
InventorsDavid T. Chou, John A. Durden, Themistocles D. J. D'Silva
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Abstract
Novel phenoxyphenyl and phenoxypyridyl benzoyl ureas and a process for their preparation are provided. The novel ureas are useful as the active toxicant in pesticidal compositions.
Claims8
##STR21## wherein X is oxygen or sulfur;
- Y is nitrogen
- B is sulfur, sulfinyl, sulfonyl;
- R.sub.1 & R.sub.2 are independently hydrogen, halogen, methoxy, alkyl (C.sub.1 -C.sub.4) or trifluoromethyl;
- R.sub.3, R.sub.4, R.sub.5 are independently hydrogen, methoxy, halogen, alkyl (C.sub.1 -C.sub.4) or trifluoromethyl;
- R.sub.6 is hydrogen, halogen, alkyl (C.sub.1 -C.sub.4) or trifluoromethyl;
- R.sub.7, R.sub.8 are independently hydrogen, halogen, alkyl (C.sub.1 -C.sub.4), trifluoromethyl, alkylthio (C.sub.1 -C.sub.4), alkylsulfinyl (C.sub.1 -C.sub.4), alkylsulfonyl (C.sub.1 -C.sub.4), or R.sub.7 R.sub.8 can optionally be a substituted arylthio, a substituted arylsulfonyl, or a substituted arylsulfinyl, wherein said optional substituents are alkyl (C.sub.1 -C.sub.4) or halogen.
3 more elements
Dependencies are inferred from the claim text.