| abstract |
Anthelmintically active compounds of the formula I have been described wherein R₁ represents hydrogen, halogen, C₁-C₂-alkyl, C₁-C₂-thioalkyl, C₁-C₂-haloalkyl, nitro, C₁-C₂-alkoxy or the group SO n R, where R is C₁-C₂-alkyl or phenyl and n is 0, 1 or 2; R₂ represents hydrogen, halogen, C₁-C₂-alkyl, C₁-C₂-haloalkyl, C₁-C₂-haloalkoxy or C₁-C₂-alkoxy; R₃ represents hydrogen or C₁-C₂ alkyl; R₄ is hydrogen or C₁-C₂ alkyl; R₅ represents hydrogen, halogen or C₁-C₅ alkyl; R₆ represents hydrogen, halogen or C₁-C₅ alkyl; R₇ represents hydrogen, halogen, C₁-C₂-alkyl, nitro, C₁-C₂-haloalkyl, C₁-C₂-haloalkoxy or C₁-C₂-alkoxy; R₈ represents hydrogen, halogen, C₁-C₂-alkyl, C₁-C₂-haloalkyl, C₁-C₂-haloalkoxy or C₁-C₂-alkoxy; R₉ represents hydrogen, halogen, C₁-C₂-alkyl, C₁-C₂-haloalkyl, C₁-C₂-haloalkoxy or C₁-C₂-alkoxy; R₁₀ represents hydrogen, halogen, C₁-C₆-alkyl, C₁-C₂-haloalkyl, C₁-C₂-alkylthio, C₃-C₆-cycloalkyl or cyano; R₁₁ represents hydrogen, halogen, C₁-C₆-alkyl, C₁-C₂-haloalkyl, C₁-C₂-alkylthio, or C₃-C₆-cycloalkyl; R₁₂ represents hydrogen or halogen; and Y represents = CH- or = N-; including their physiologically acceptable acid addition salts, as well as their production and use and new intermediates. |