Fungicidal triazolopyrimidines, methods for producing the same, use thereof for combating harmful fungi and agents containing said substances

Abstract From the Canadian patent

The invention relates to triazolopyrimidines of formula (I) in which the , substituents are defined as follows: L1 represents cyano S(=O)nA1 or C(=O)A2, wherein A1 stands for hydrogen hydroxy, alkyl, alkylamino or dialkylamino; A2 stands for C1-C8 alkoxy, C1-C6 haloalkoxy or one of the groups named in A1; and n stands for 0, 1 or 2; L2, L3 represent hydrogen or halogen; L4 L5 , represent hydrogen, halogen or alkyl; X represents halogen cyano, alkyl, haloalkyl, alkoxy or haloalkoxy; R1 represents alkyl haloalkyl, cycloalkyl, halocycloalkyl, alkenyl alkadienyl, haloalkenyl, cycloalkenyl, alkynyl haloalkynyl or cycloalkynyl, phenyl, naphthyl or a five to ten-membered , saturated, partially …