PYRIDONE COMPOUND AND AGRICULTURAL AND HORTICULTURAL FUNGICIDE HAVING SAME AS EFFECTIVE COMPONENT THEREOF

摘要

Provided is a novel compound useful as an agricultural and horticultural fungicide. Provided are a compound indicated by formula (1) or a salt thereof and an agricultural and horticultural fungicide having same as an effective component thereof [in the formula R1 indicates a C1–6 alkyl group, etc., that may be substituted, R2 indicates a hydrogen atom or a halogen atom, etc., Z indicates an oxygen atom, a sulfur atom, SO, or SO₂, R3 indicates a hydrogen atom, a C1–6 alkyl group that may be substituted, a C1–6 haloalkyl group, or a C2–6 alkenyl group, Y indicates a phenyl group, etc., that may have 0–5 substituted by R4, R4 indicates a halogen atom or a C1–6 alkoxy group, etc., that may be substituted, X indicates an oxygen atom or a sulfur atom, and a bond including a broken line indicates a double bond or a single bond.]