| abstract |
A novel substituted pyrazole derivative represented by general formula (1) and an agrohorticultural bactericide containing the same, wherein R¹ represents hydrogen, halogen, alkyl, alkoxy, alkylthio or haloalkyl; R² represents hydrogen, alkyl, haloalkyl, optionally substituted phenylalkyl, -COR⁶ or -SO₂R⁷; X represents -S(O)₀₋₂, -NR³-, -CO- or -CR⁴R⁵-; Y represents -O- or -S(O)₀₋₂; A represents optionally substituted phenyl or heterocyclic group; and B represents optionally substituted pyridyl, diazinyl, 1, 3, 6- or 1, 3, 4- triazinyl or thiazolyl. The above compound is useful as an agrohorticultural bactericide, because it has an excellent agrohorticultural bactericidal action and is free from chemical injury against useful crops. |