Compounds of the general formula
wherein A is CH or N;
X is F, Cl or Br;
R, is H or C1-C4 alkyl
R2 is alkyl, cycloaklyl or optionally substituted phenyl;
and their salts with protic acids, and complexes with metal ions; exhibit potent fungicidal activity. The compounds may be used for controlling fungal diseases of plants.
The novel compounds may be made by reacting a corresponding starting material wherein X is OH with a suitable halogenating agent.
通式中 A 为 CH 或 N;X 为 F、Cl 或 Br;R 为 H 或 C1-C4 烷基 R2 为烷基、环烷基或任选取代的苯基的化合物,以及它们与原酸的盐类和与
金属离子的络合物,都具有很强的杀真菌活性。 这些化合物可用于防治植物的真菌疾病。 新型化合物可通过相应的起始原料(其中 X 为 OH)与合适的卤化剂反应制成。