The 4-perfluoroacetyl-, 4-perfluoromethylthio-, 4-perfluoromethylsulfinyl-, and 4-perfluoromethylsulfonyl-4'-nitrodiphenyl ethers comprise a class of compounds that are highly effective herbicides.
The herbicidal 4-trifluoromethyl-3'-nitrogen-substituted-4'-substituted diphenyl ethers comprise a class of compounds that are highly effective herbicides.
Compounds of the formula ##STR1## wherein X is a hydrogen atom, a halogen atom, a trihalomethyl group, an alkyl group, or a cyano group, Y is a hydrogen atom, a halogen atom, or a trihalomethyl group, and Z is a substituted alkoxy group, And compositions containing these compounds exhibit herbicidal activity.
Compounds of the formula ##STR1## wherein X is a cyano group, Y is a hydrogen atom, a halogen atom, or a trihalomethyl group, and Z is a substituted alkoxy group, and compositions containing these compounds exhibit herbicidal activity.
The herbicidal-4-trifluoromethyl-3'-carbon-substituted-4'-substituted diphenyl ethers comprise a class of compounds that are highly effective herbicides.