PROCESS FOR PREPARING DIPHENYL ETHER DERIVATIVES

• Main Authors: BEAT, LINO A, GREPIECE, ROBERT J, MONROE, DAVID
• Format: Patent
• Language: English; Korean
• Published: 21.12.1993
• Edition: 5
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; AGRICULTURE; ANIMAL HUSBANDRY; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES; CHEMISTRY; FISHING; FORESTRY; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HUNTING; METALLURGY; ORGANIC CHEMISTRY; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS; PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF; TRAPPING

3-oximino diphenyl ether derivatives having the general formula:- 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.