4-Aryloxy-substituted phenoxypropionamide derivatives useful as herbicides, compositions containing them, and processes for making them.

摘要

Herbicidal compounds of the formula:
<CHEM>
and salts thereof wherein R<1> is a pyridyl group of the formula:
<CHEM>
a phenyl group of the formula:
<CHEM>
or a pyrimidinyl group of formula:
<CHEM>
wherein X is halogen or optionally fluorine-substituted C1-C4-alkyl and Y is hydrogen, halogen, or optionally fluorine-substituted C1-C4-alkyl; W is halogen or CF3 and Z is hydrogen or one or more halogen atoms; Q is halogen, or CF3; R<2> is alkyl of 1 to 6 carbon atoms, optionally fluorine-substituted; and R<3> is hydrogen or alkyl of 1 to 4 carbon atoms.