AS HERBICIDE ACTIVE SUBSTITUTED DERIVATIVE OF SULFONYL-UREA AND METHOD OF ITS PREPARATION

• Main Authors: DUDAS JOZSEF,HU, SIMON ZOLTAN DR.,HU, NAGY JOZSEF DR.,HU, BALOGH KAROLY DR.,HU, KOVACS MARIA DR.,HU, DOMBAY ZSOLT,HU, MILE ERZSEBET,HU, TOTH ISTVAN DR.,HU, SZOKE BELA,HU, SZALONTAI GABOR DR.,HU, SZABO JUDIT,HU, FODOR KAROLY,HU, VAAS ANDRAS DR.,HU, MIKLOS DEZSO DR.,HU, BARTFAI ANGELA,HU, NAGY BALINT DR.,HU, PAVLISCSAK CSABA,HU
• Format: Patent
• Language: English
• Published: 15.10.1991
• Edition: 5
• Subjects: 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

Novel, herbicidally active substituted sulfonylurea derivatives of the general formula (I), wherein R1 stands for hydrogen, halogen, C1-4 alkoxy, halo-C1-4 alkoxy, C1-3 alkylsulfonyl or a group of the formula COR6; R2 means hydrogen, C1-3 alkyl or phenyl; R3 represents C1-6 alkyl, C3-6 alkenyl, C1-3 alkoxyalkyl group, C2-4 alkyl substituted by one or more halogen(s) or benzyl; R4 and R5 mean independently of each other a C1-4 alkyl, C1-4 alkoxy group, halogen, C1-3 alkylamino or di(C1-3alkyl) amino or C1-3 alkylthio; R6 stands for a C1-4 alkoxy, C3-6 alkenyloxy, C1-3 alkylamino, di(C1-3 alkyl) amino, piperazinyl or morpholinyl group; X means oxygen of sulfur; and E stands for a methine group or nitrogen, their salts as well as herbicide compositions containing these compounds optionally together with an antidote are disclosed. The compositions are highly effective against a number of weeds and selective when used in cultures of cultivated @.