JP2965539B

The present invention relates to a process for preparing the sulfonylchloride compound of formula (V) and the compound of formula (VIII), both of which are useful as an intermediate compound for preparing the sulfonylurea derivative of formula (I) and to a novel intermediate compound of formula (VII...

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Bibliographische Detailangaben
Hauptverfasser:	SO BYONU, SA JONSHIN, JON INBE, CHOI JONKUON, RII JECHORU, HO TEHO
Format:	Patent
Sprache:	eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY APPARATUS THEREFOR BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY FISHING FORESTRY GENERAL METHODS OF ORGANIC CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HUNTING METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PEST REPELLANTS OR ATTRACTANTS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PLANT GROWTH REGULATORS PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF THEIR RELEVANT APPARATUS TRANSPORTING TRAPPING
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Beschreibung
Zusammenfassung:	The present invention relates to a process for preparing the sulfonylchloride compound of formula (V) and the compound of formula (VIII), both of which are useful as an intermediate compound for preparing the sulfonylurea derivative of formula (I) and to a novel intermediate compound of formula (VIII): wherein R1 represents hydrogen, C1-C4 alkyl or phenyl, R2 represents hydrogen, C1-C4 alkyl, allyl or propargyl an R3 represents hydrogen, methyl, ethyl or phenyl.