Pyrazine compound and its harmful arthropod controlling agent

摘要

The present invention relates to a compound represented by the formula (I): Wherein A ¹ represents a nitrogen atom or CR ⁴ ; R ⁴ represents a hydrogen atom or the like; R ¹ represents a C2-C10 chain hydrocarbon group having at least one halogen atom and the like; R ² represents a C 1 -C 6 alkyl group optionally having one or more halogen atoms; q represents 0, 1, 2, or 3; R ³ represents a C1-C6 chain hydrocarbon group which may have one or more halogen atoms, and the like; p represents 0, 1, or 2; R ⁶ represents a C 1 -C 6 alkyl group which may have one or more halogen atoms and the like; and n represents 0, 1 or 2; or an N oxide compound thereof; And a compound represented by the formula (I) and an inert carrier and exhibiting an excellent controlling effect against harmful arthropods.