Process for preparing of dihydropuridazinones pyridazinones and relates compounds as fungicides

• Main Author: MICHELOTTI ENRIQUE LUIS
• Format: Patent
• Language: English
• Published: 29.02.1996
• Edition: 6
• Subjects: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; 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

This invention relates to substituted dihydropyridazinones, pyridazinones and related compounds, of the formula wherein A is -(CHR )n-CHR -Z-; -(CHR )n-O-Z-; -(CHR )n-S-Z-; -O-CHR -Z-; -CR =CR -Z-; -CR =N-Z-; CHR -CR =Y-; or -CR =CR -Y=; D is CR or nitrogen; Q is Z is carbonyl (C=O) or thiocarbonyl (C=S); Y is carbon substituted with halo, alkoxy, alkynylthio or triazolyl;h nd either (i) R is alkyl, hydroxyalkyl, cyanoalkyl, hydrazidal and derivatives thereof, cycloalkylalkyl, heterocyclylalkyl, phenyl, phenylalkyl, phenylcarbonyl, alkenyl, haloalkenyl, phenylalkenyl, alkynylalkenyl, alkynyl, haloalkynyl, phenylalkynyl, heterocyclyl, dialkynyl, heterocyclylalkynyl, cycloalkylalkynyl, alkenylalkynyl, hydroxyalkynyl, alkoxyalkynyl, alkanoyloxyalkynyl, formylalkynyl, trialkylsilylalkynyl, trialkyltinalkynyl, haloalkenylalkynyl, carboxyalkynyl, or alkoxy-carbonylalkynyl; R is hydrogen, (C1-C3)alkyl, phenyl, or halogen; R is hydrogen, (C1-C3)alkyl, phenyl, halogen, alkynylalkenyl, alkynyl, dialkynyl, haloalkynyl, or alkenylalkynyl; R and R are independently hydrogen, alkoxy or halogen; R is hydrogen, halogen, alkoxy or nitro; and R is hydrogen, halogen, nitro, alkyl, alkoxy, alkylthio, haloalkyl, haloalkoxy, haloalkylthio, phenyl, phenoxy or cyano; or alternatively (ii) R and R together form a (C1-C3)alkyl, (C2-C3)alkylene or carbonyl link and R , R , R , R and R are as above; or alternatively (iii) R and R together form a fused phenyl ring and R , R , R , R and R are as above; and agronomically acceptable salts thereof; compositions containing these compounds and methods of controlling fungal diseases.