| abstract |
New phenoxypropionic acid derivatives of the formula in which R1 for the remainder of the formulas wherein X¹ is hydrogen or halogen, X² is halogen or trifluoromethyl, X³ is halogen or trifluoromethyl, X⁴ is hydrogen or halogen and X⁵ is hydrogen or halogen, Y is oxygen or the rest SO m , where m is 0, 1 or 2, and R² and R³ independently of one another are hydrogen, halogen, alkyl having 1 to 4 carbon atoms, alkoxy having 1 to 4 carbon atoms, alkylthio having 1 to 4 carbon atoms, nitro, cy ano or alkoxycarbonyl having 1 to 4 carbon atoms in the alkoxy group, several processes for the production of the new substances and their use as herbicides.n n n New intermediates and processes for their manufacturenposition. |