C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 237/12 (2006.01) A01N 43/58 (2006.01) C07D 237/14 (2006.01) C07D 237/24 (2006.01)
Patent
CA 2667398
The present invention relates to novel pyridazine derivatives of formula (I) as active ingredients which have microbiocidal activity, in particular fungicidal activity: wherein R1 is hydrogen, C1-C6alkyl, C1-C6haloalkyl or C3-C6cycloalkyl; R2 is halogen, nitro, cyano, C1-C4alkyl, C1-C4haloalkyl, C1-C4alkoxy, C1-C4haloalkoxy, C1-C4alkylthio or C1-C4haloalkylthio; R3 is an optionally substituted aryl; R4 is fluoro, cyano, C1-C6haloalkyl, C3-C6cycloalkyl, C1-C6haloalkoxy, C1-C6alkylthio or C1-C6haloalkylthio; and n is a whole number from 1 to 4; or an agrochemically usable salt form thereof.
Cette invention concerne des nouveaux dérivés de pyridazine représentés par la formule I en tant que principes actifs, lesquels ont une activité microbiocide, plus particulièrement, une activité fongicide: dans cette formule, R1 représente hydrogène, alkyle C1-C6, haloalkyle C1-C6 ou cycloalkyle C3-C6; R2 représente halogène, nitro, cyano, alkyle C1-C4, haloalkyle C1-C4, alkoxy C1-C4, haloalkoxy C1-C4, alkylthio C1-C4 ou haloalkylthio C1-C4; R3 représente un aryle éventuellement substitué; R4 représente fluoro, cyano, haloalkyle C1-C6, cycloalkyle C3-C6, haloalkoxy C1-C6, alkylthio C1-C6 ou haloalkylthio C1-C6; et n repréente un nombre entier compris entre 1 et 4; ou une forme saline de ceux-ci utilisable dans l'industrie agrochimique.
Lamberth Clemens
Trah Stephan
Wendeborn Sebastian
Fetherstonhaugh & Co.
Syngenta Participations Ag
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