DIHALOGEN-SUBSTITUTED THIOCYANO PYRIMIDINE DERIVATIVES,AND AGRICULTURAL AND HORTICULTURAL FUNGICIDAL COMPOSITIONS

摘要

Dihalogenothiocyanopyrimidine derivs. of formual (I) are prepd. by reacting trihalogenopyrimidine derviv. with thiocyanate in an org. acid i.e. formic acid, acetic acid, propionic acid at 20-60 deg. C. In (I), X=Y=halogen. (I) are useful as an agricultural and horticultural fungicide.