SUBSTITUTED HETEROARYLOXYACETANILIDES AND THEIR USE AS HERBICIDES

摘要

The invention relates to compounds of formula (I), wherein Xn represents a hydrogen or defined substituents, R represents s-butyl, t-butyl, 1-ethyl- propyl, 2-propinyl, 1-methyl-2-propinyl, 1-ethyl-2-propinyl, 2-butinyl, 1- methyl-2-butinyl or 1-ethyl-2-butinyl, and Z represents heteroaryl that is optionally substituted and that is chosen from the group of oxazolyl, benzoxazolyl, thiazolyl, benzthiazolyl, oxadiazolyl, thiadiazolyl. The inventive substances are characterized by their herbicidal properties.