MICROBICIDAL COMPOSITIONS

摘要

The described novel pyridine derivatives are those of the general formula I (I) wherein R is hydrogen, C1-C6-alkyl, C3-C6-cycloalkyl, phenyl, benzyl, phenyl substituted by C1-C4-alkyl, halogen, C1-C4-alkoxy, NO2 and/or CF3, or benzyl substituted by C1-C4-alkyl, halogen, C1-C4-alkoxy, NO2 and/or CF3, R1 and R2 independently of one another are each hydrogen, C1-C4-alkyl, halogen or C1-C4-alkoxy, R3, R4 and R5 independently of one another are each hydrogen, halogen, CF3, NO2, C1-C4-alkyl, C1-C4-alkoxy, phenyl, or phenyl substituted by C1-C4-alkyl, C1-C4-alkoxy, halogen, NO2 and/or CF3, U and V independently of one another are each C1-C6-alkyl, or alkyl substituted by halogen or C1-C4-alkoxy, or together form one of the following alkylene bridges: Ra is hydrogen, C1-C12-alkyl, C1-C12-alkyl which is mono- or polysubstituted by halogen, or is phenyl, phenyl which is mono- or polysubstituted by halogen and/or C1-C4-alkyl, or is the group -CH2-Z-Rh, Rb is C1-C12-alkyl, C1-C12-alkyl which is mono- or polysubstituted by halogen, or is phenyl, phenyl which is mono- or polysubstituted by halogen and/or C1-C4-alkyl, or is the group -CH2-Z-Rh, wherein Z is oxygen or sulfur, and Rh is hydrogen, C1-C8-alkyl, C1-C8-alkyl which is substituted by C1-C4-alkoxy, or is C3-C4-alkenyl, 2-propynyl, 3-halo-2-propynyl, phenyl, phenyl which is substituted by halogen, C1-C4-alkyl, C1-C4-alkoxy, NO2 and/or CF3, or is benzyl, or benzyl substituted by halogen, C1-C4-alkyl, C1-C4-alkoxy, NO2 and/or CF3, Rc, Rd and Rf independently of one another are each hydrogen or C1-C4-alkyl, and Rg is hydrogen or C1-C4-alkyl; including the acid addition salts thereof. There is also described the production of these substances, as well as agrochemical compositions containing these substances as active ingredients for controlling phytopathogenic microorganisms.