DERIVATI PIRIDAZINONICI E LORO IMPIEGO COME FUNGICIDI AGRICOLI

Compounds of formula (I): (I) (in which R1 and R3 are hydrogen or halogen: R2 is hydrogen, alkyl, alkoxy or halogen; R4 is hydrogen and R5 is hydroxy or alkoxy; or R4 is hydroxy and R5 is hydrogen; except that R1, R2 and R3 may not all simultaneously be hydrogen) are valuable agricultural fungicides...

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Hauptverfasser: HIDEO TAKESHIBA, TAKAO KINOTO, TERUOMI JOJIMA
Format: Patent
Sprache:ita
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Zusammenfassung:Compounds of formula (I): (I) (in which R1 and R3 are hydrogen or halogen: R2 is hydrogen, alkyl, alkoxy or halogen; R4 is hydrogen and R5 is hydroxy or alkoxy; or R4 is hydroxy and R5 is hydrogen; except that R1, R2 and R3 may not all simultaneously be hydrogen) are valuable agricultural fungicides.