abstract |
Novel fungicidal pyridyl cyclopropane carboxamides having the general structural formulan wherein Z isn R is selected from the group consisting of cycloalkyl, preferably cyclopropyl, hydrogen, alkyl, haloalkyl, substituted alkyl, aryl, substituted aryl, heteroalkyl, alkenyl, OR 1 , SR, andn wherein n is 0-10, preferably 0-2, ad R 1 is C 1 -C 4 alkyl; R 2 is selected from the group consisting of halogen such as chlorine, fluorine and bromine, preferably chlorine, C 1 -C 3 alkoxy such as propoxy ethoxy and methoxy, preferably methoxy and C 1 -C 3 haloalkoxy; R 3 is selected from the group consisting of hydrogen and methyl; X is oxygen or sulfur and Y is oxygen or sulfur; or Z is SR 9 wherein R 9 is selected from the group consisting of haloalkyl, preferably C 1 -C 3 haloalkyl, C 1 -C 8 alkyl, aryl, substituted aryl, and arylalkyl wherein the preferred aryl is phenyl, the alkyl is C 1 -C 3 alkyl and the preferred substitutions are Cl, Br, F and nitro, alkanoyl, preferably C 1 -C 4 alkanoyl,n wherein R 4 and R 5 can be alkyl, alkanoyl, alkoxycarbonyl, benzyl, pyridyl and substituted pyridyl; provided that when Z is -SR 9 Y is oxygen; and fungicidally acceptable organic and inorganic salts thereof which are highly effective fungicides for use both as preventive and curative fungicides are disclosed herein. |