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US 4,439,229 AGranted
Substituted phthalimides herbicides
AssigneeRohm and Haas Company
InventorColin Swithenbank
Life of this patent
Estimating the term…
Abstract
Compounds of the formula: ##STR1## wherein A is O or S, halo is chloro, bromo or fluoro; X' is --CH.sub.2 --, O or S; X is hydrogen or halo; R.sup.1 and R.sup.2 are the same or different radicals selected from hydrogen or lower alkyl; and Z can be a variety of substituents and agronomically acceptable salts, esters and amides as well as other heterocyclic benzenes are disclosed as selective herbicides.
Claims21
A compound of the formula ##STR14## where W is a substituted heterocyclic selected from:
- ##STR15## wherein A is O or S;
- halo is chloro, bromo or fluoro;
- R.sup.1 and R.sup.2 are the same or different radicals selected from hydrogen or lower alkyl;
- X is hydrogen or halo;
- Z is cyanoalkoxy;
- R is hydrogen or lower alkyl.
3 more elements
Dependencies are inferred from the claim text.