Cyanoacetamide derivative, and plant disease protectant comprising the same as an active ingredient

摘要

A cyanoacetamide derivative of the formula, <IMAGE> wherein R represents a C2-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl or C3-C6 cycloalky group, and X represents a chlorine or bromide atom or a trifluoromethyl or lower fluoroalkoxy group and a plant disease protectant comprising the same are disclosed. The cyanoacetamide derivative provided according to the present invention has an extremely high controlling activity against various plant diseases, particularly against rice blast (Pyricularia oryzae).