| abstract |
Oximino diphenyl ether derivatives having the general formula 1:-n wherein R 1 represents a halogen atom or a haloalkyl group; R 2 and R 3 , which may be the same or different, each independently represents a hydrogen or halogen atom or a nitro, cyano or haloalkyl group;n X represents a cyano or triazole group or group SR 4 or NR 5 R 6 in which R 4 represents an optionally substituted alkyl, aryl, aralkyl, alkoxycarbonylalkyl or acyl group; R 5 represents an optionally substituted alkyl or aralkyl group and R 6 represents an optionally substituted alkyl, aralkyl or alkoxy group or the groups R 5 and R 6 together jointly represent an alkylene group; and Z represents a hydrogen atom or an optionally substituted alkyl, cycloalkyl, alkenyl, aralkyl, alkoxycarbonylalkyl, or acyl group. The preparation of such compounds; herbicidal compositions containing them and their herbicidal use. |