Use of 2-phenoxypyrimidines as herbicides

US4427437A · kind A · utility

Assignee

• ICI Australia Limited · AU

Inventors

• Alexander Serban · Melbourne, AU
• Keith G. Watson · Melbourne, AU
• Richard B. Warner · Ringwood, AU

Key dates

• Filing date: Sep 5, 1978
• Grant date: Jan 24, 1984
• Expiry date: Sep 5, 1998

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D239/52
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process of inhibiting the growth of, severely damaging, or killing plants which process comprises applying to the plant or to the growth medium thereof an effective amount of a composition comprising as active ingredient a compound of formula I: ##STR1## wherein A, B and D are independently chosen from the group consisting of hydrogen, halogen, hydroxy, nitro, cyano, thiocyano, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkoxy, optionally substituted alkenyloxy, optionally substituted alkynyloxy, optionally substituted alkylthio, optionally substituted cycloalkyl, optionally substituted amino, optionally substituted phenyl, carboxy, alkoxycarbonyl, optionally substituted carbamoyl, sulfo, alkylsulfonyl and optionally substituted sulfamoyl; R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are independently chosen from the group consisting of hydrogen, halogen, nitro, cyano, thiocyano, formyl, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted cycloalkyl, optionally substituted alkylcarbonyl, optionally substituted amino, optionally substituted phenyl, optionally substituted carbamoyl, sulfo, alkoxysulfonyl, …