| 摘要 |
Fungicidally active 3,7-disubstituted benzothiazolones of the formula <IMAGE> (I) in which n stands for the numbers 0, 1, 2 or 3, R1 stands for hydrogen or optionally substituted alkyl, R2 stands for hydrogen, hydroxyl or for an optionally substituted radical from the group consisting of alkyl, cycloalkyl, cycl;oalkylalkyl, alkenyl, alkinyl, alkoxy, alkenyloxy, aralkoxy, aralkyl, aryl, heterocyclyl and heterocyclylalkyl, or R1 and R2 together stand for an alkylene chain which is optionaklly substituted and optionally interrupted by hetero atoms, R3 stands for halogen or alkyl, or, in the event that n stands for 0, may also stand for halogenoalkyl and R4 stands for halogen, alkyl or halogenoalkyl.
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