| abstract |
fused heterocyclic compound and use thereof for pest control The present invention relates to a fused heterocyclic compound of formula (1) wherein a1 represents -nr8- and the like; a2 represents a nitrogen atom and the like; a3 represents a nitrogen atom and the like; R 1 represents a C 1 -C 6 chain hydrocarbon group optionally having one or more atoms or groups selected from group x and the like; R 2, R 3, R 4 and R 5 are the same or different and independently represent a C 1 -C 6 chain hydrocarbon group optionally having one or more halogen atoms and the like, R 6 and R 7 are the same or different and independently represent a C 1 chain hydrocarbon group. optionally having one or more atoms or groups selected from the group x and the like; R 8 represents a C 1 -C 6 chain hydrocarbon group optionally having one or more atoms or groups selected from group w and the like; n represents 0, 1 or 2. the compound has excellent pest control activity. |