摘要 |
3-oximino diphenyl ether derivatives having the general formula:- <CHEM> wherein n is 1, 2 or 3 and each group A, which may be the same or different when n is greater than 1, represents a halogen atom or a cyano, nitro, alkyl or haloalkyl group; Z represents a halogen atom or a nitro or cyano group; and X and Y, which may be the same or different, each independently represents a hydrogen or halogen atom or an alkyl, cycloalkyl, haloalkyl, alkoxy, alkylthio, acyl, or optionally substituted aryl or heteroaromatic group, or one of X and Y represents one of such groups and the other represents a cyano, carboxyl, alkoxycarbonyl, phosphonic ester or alkylamino group, or X and Y together with the interjacent carbon atom may jointly represent a cycloalkyl group. The preparation of such compounds, Herbicidal compositions containing them and their use as herbicides. |