| abstract |
Substituted 6-(2-halogenphenyl)-triazolopyrimidines of formula I n nin which n R 1 denote alkyl, alkenyl, alkynyl, alkadienyl, haloalkyl, haloalkenyl, cycloalkyl, phenyl, naphthyl, or a 5- or 6-membered saturated, unsaturated, or aromatic heterocycle, containing one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom, wherein R 1 and R 2 radicals may be substituted as defined in the description, R 2 denote hydrogen, or a group mentioned for R 1 ; or R 1 and R 2 together with the interjacent nitrogen atom represent a 5- or 6-membered heterocycle, containing one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom, which ring may be substituted as defined in the description; Hal is halogen; L 1 , L 3 independently denote hydrogen, halogen, or alkyl; L 2 is hydrogen, halogen, haloalkyl, or NH 2 , NHR b , or N(R b ) 2 , wherein R b is as defined in the description, n nwherein at least one from L 1 , L 2 , and L 3 is not hydrogen; nX is halogen, cyano, alkyl, alkoxy, haloalkoxy or alkenyloxy. processes for their preparation, compositions containing them and to their use for combating phytopathogenic fungi. |