HERBICIDISKT AKTIVA UREADERIVAT OCH FOERFARANDE FOER FRAMSTAELLNING DAERAV

• Main Authors: MIKLOS, DEZSOE, SIMON, ZOLTAN, BALOGH, KAROLY, FODOR, KAROLY, MILE, ERZSEBET, DOMBAY, ZSOLT, SZOEKE, BELA, DUDAS, JOZSEF, TOTH, ISTVAN, BARTFAI NEE HARSANYI, ANGELA, VASS, ANDRAS, NAGY, JOZSEF, SZABO NEE MARCZY, JUDIT, SZALONTAI, GABOR, KOVACS NEE HUBER, MARIA, PAVLISCSAK, CSABA, NAGY, BALINT
• Format: Patent
• Language: Finnish
• Published: 01.08.1991
• 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 @.