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US 4,380,641 AGranted
Insecticidal oxazolyl ureas
AssigneeEli Lilly and Company
InventorEmily J. Canada
Life of this patent
Estimating the term…
Abstract
1-(2,6-disubstituted benzoyl)-3-(4-alkoxycarbonyl-5-oxazolyl)ureas useful as insecticides.
Claims10
A compound of the formula:
- ##STR3## wherein:
- R.sup.1 is halogen or methoxy;
- R.sup.2 is hydrogen or halogen;
- R.sup.3 is hydrogen, methyl or ethyl;
- R.sup.4 is C.sub.1 -C.sub.4 alkyl;
- with the provisos that when R.sup.4 is ethyl and one of R.sup.1 and R.sup.2 is chlorine, the other of R.sup.1 and R.sup.2 must be other than chlorine;
- and when R.sup.2 is hydrogen and R.sup.4 is ethyl, R.sup.1 is other than chlorine.
4 more elements
Dependencies are inferred from the claim text.