| 摘要 |
<p>The invention relates to novel heteroaryloxyacetamides of the general formula (I) <IMAGE> in which R represents hydrogen or in each case optionally substituted alkyl, alkenyl or alkynyl, A represents a divalent alkylene radical, Ar represents optionally substituted aryl, X<1>, X<2> and X<3> independently of one another in each case represent a nitrogen atom or a radical C-R<1> and Z represents oxygen or sulphur, where R<1> represents hydrogen, halogen, cyano, in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl or alkylsulphonyl or optionally substituted aryl, where at least one of the radicals X<1>, X<2> or X<3> represents a radical C-R<1>, to a process for their preparation and to their use as herbicides.</p> |
