26--4- 26-DICHLORO-4-PYRIDINEMETHANOL DERIVATIVES AND AGRICULTURAL CHEMICALS

摘要

The present invention provides an agricultural chemical, in particular controlling a plant disease claim that the new compounds, those compounds having an excellent effect for controlling various plant diseases caused by less fear of weakening, phytopathogenic viruses, bacteria and fungi, as an active ingredient for the plant, to provide a pesticide by the formula (1) 2,6-dichloro-pyridin-4-methanol derivative, and 2,6-dichloro-pyridin-4-methanol or its acid ester, and an active ingredient thereof a compound represented by the following:; (Wherein, W is a group-methylpyrimidine with an alkyl group, a trifluoromethyl substitutable carbon atoms of ^{_{1~8, -COR 1, -SO 2 R}} 2, -PO (OR 3) 2, -CONHR 4, -COOR 4, -COCOR ^4, or -SiR ⁵ R ⁶ R ⁷ represents, in which R ¹ is a phenyl group, or a nitrogen atom, an oxygen having an alkenyl group, one or more specific substituents of the alkyl group, having 1 to 18 carbon atoms optionally substituted in substitutable having 1 to 18 carbon atoms represents an atom or a 5-or 6-membered heterocyclic moiety (複素環殘基) containing any one of a sulfur atom as a constituent atom of the ring, R ² is an alkyl group or a phenyl group, R ³ is an alkyl group, R ⁴ is an alkyl group or a phenyl group , R ⁵ ~R ⁷ represents an alkyl group).