| abstract |
ABSTRACT OF THE DI DISCLOSURE Aryloxycarbonyl compounds of the formula (I) in which m and n represent the numbers 0 or 1, Ar represents aryl or heteroaryl, Q represents heteroarylene, A represents oxygen, sulphur or methylene, X1 and x2 are identical or different and represent hydro-gen, halogen, alkyl, halogenoalkyl, alkoxy or halogenoalkoxy, R1 and R2 are identical or different and represent hydro-gen, alkyl, haloqenoalkyl, E represents an optionally substituted ethylene or vinylene group, and Y represents the radical of a carboxylic acid or of a carboxylic acid derivative, are useful as herbicides. Processes of preparation and intermediates useful therein are also disclosed. |