PHENOXY AND THIOPHENOXY ACRYLIC ACID COMPOUNDS AS HERBICIDES

摘要

Disclosed are phenoxy and thiophenoxy acrylic acid compounds of general formula (I), wherein Z, V and W, independently from one another, mean oxygen or sulphur and Het stands for an unsaturated, five- or six-membered, heterocyclic radical which is linked to a phenyl ring of formula (I) via a nitrogen atom. The invention also relates to methods for producing the same and to intermediate products for the production thereof. The invention furth er relates to herbicidally effective means which contain the compounds of formu la (I) and a method for combating harmful plants.