Patent ID: 7361675

Claim:
A 1,2,4-thiadiazole compound represented by the formula (1): wherein R 1 represents a C3-C7 alkynyl group optionally substituted with one or more halogen atom(s), R 2 represents a halogen atom, a C1-C4 alkyl group, a C1-C4 haloalkyl group, a C1-C4 alkoxy group, a C1-C4 haloalkoxy group, a C1-C4 alkylthio group, a cyano group or a nitro group, n represents an integer of 0 to 5, provided that, when n represents an integer of 2 or more, respective R 2 s may be the same or different, A represents an oxygen atom, a sulfur atom, a single bond, a CR 3 R 4 group or a NR 5 group, R 3 and R 4 represent each independently a hydrogen atom or a C1-C4 alkyl group, and R 5 represents a hydrogen atom, a C1-C7 alkyl group, a haloalkyl group, a C2-C4(alkoxyalkyl) group, a C2-C4(haloalkoxyalkyl) group, a C3-C6 alkenyl group, a C3-C6 haloalkenyl group, a C3-C7 alkynyl group, a C3-C7 haloalkynyl group or a cyanomethyl group.