Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt or an N-oxide thereof: wherein D substituted with —S(O)nR1 is a ring represented by any one of D1, D2 and D3, Q is a ring represented by any one of Q1, Q2, Q3 and Q4, R1 is C1-C6 alkyl, C1-C6 haloalkyl, (C1-C6) alkyl optionally substituted with R1a, C2-C6 alkenyl, C2-C6 haloalkenyl, C2-C6 alkynyl, C2-C6 haloalkynyl, C3-C6 cycloalkyl, C3-C6 halocycloalkyl, C3-C6 cycloalkyl (C1-C6) alkyl, C3-C6 halocycloalkyl (C1-C6) alkyl or hydroxy (C1-C6) alkyl, R1a is C1-C8 alkoxycarbonyl, and n is an integer of 0, 1 or 2.

Abstract: A condensed heterocyclic compound represented by the following formula or its salt or an N-oxide thereof: wherein G1 is C(Y1); G2 is C(Y2); G3 is C(Y3); G4 is C(Y4); A4 is a nitrogen atom or C(R4); A5 is a nitrogen atom or C(R5); and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt, or N-oxide thereof: wherein Q is a structure represented by Q1, Q2 or the like, D substituted with —S(O)nR1 is a structure represented by D1 or D2, A1 is N(A1a) or the like, A1 a is C1-C6 alkyl or the like, A4 is a nitrogen atom or C(R4), A5 is a nitrogen atom or C(R6), R1 is C1-C6 alkyl or the like, each of R2, R5 and R6 is independently a hydrogen atom or C1-C6 alkyl, each of R3, R4, Y1, Y2, Y3 and Y4 is independently a halogen atom, halo (C1-C6) alkyl or the like, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt, or N-oxide thereof: wherein Q is a structure represented by Q1, Q2 or the like, D substituted with —S(O)nR1 is a structure represented by D1 or D2, A1 is N(A1a) or the like, A1a is C1-C6 alkyl or the like, A4 is a nitrogen atom or C(R4), A5 is a nitrogen atom or C(R5), R1 is C1-C6 alkyl or the like, each of R2, R5 and R6 is independently a hydrogen atom or C1-C6 alkyl, each of R3, R4, Y1, Y2, Y3 and Y4 is independently a halogen atom, halo (C1-C6) alkyl or the like, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt, or N-oxide thereof: wherein Q is a structure represented by Q1, Q2 or the like, D substituted with —S(O)nR1 is a structure represented by D1 or D2, A1 is N(A1a) or the like, A1a is C1-C6 alkyl or the like, A4 is a nitrogen atom or C(R4), A5 is a nitrogen atom or C(R5), R1 is C1-C6 alkyl or the like, each of R2, R5 and R6 is independently a hydrogen atom or C1-C6 alkyl, each of R3, R4, Y1, Y2, Y3 and Y4 is independently a halogen atom, halo (C1-C6) alkyl or the like, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt, or N-oxide thereof: wherein Q is a structure represented by Q1, Q2 or the like, D substituted with —S(O)nR1 is a structure represented by D1 or D2, A1 is N(A1 a) or the like, A1 a is C1-C6 alkyl or the like, A4 is a nitrogen atom or C(R4), A5 is a nitrogen atom or C(R5), R1 is C1-C6 alkyl or the like, each of R2, R5 and R6 is independently a hydrogen atom or C1-C6 alkyl, each of R3, R4, Y1, Y2, Y3 and Y4 is independently a halogen atom, halo (C1-C6) alkyl or the like, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt, or N-oxide thereof: wherein Q is a structure represented by Q1, Q2 or the like, D substituted with —S(O)nR1 is a structure represented by D1 or D2, A1 is N(A1 a) or the like, A1 a is C1-C6 alkyl or the like, A4 is a nitrogen atom or C(R4), A5 is a nitrogen atom or C(R5), R1 is C1-C6 alkyl or the like, each of R2, R5 and R6 is independently a hydrogen atom or C1-C6 alkyl, each of R3, R4, Y1, Y2, Y3 and Y4 is independently a halogen atom, halo (C1-C6) alkyl or the like, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt or an N-oxide thereof: wherein D substituted with —S(O)nR1 is a ring represented by any one of D1, D2 and D3, Q is a ring represented by any one of Q1, Q2, Q3 and Q4, R1 is C1-C6 alkyl, C1-C6 haloalkyl, (C1-C6) alkyl optionally substituted with R1a, C2-C6 alkenyl, C2-C6 haloalkenyl, C2-C6 alkynyl, C2-C6 haloalkynyl, C3-C6 cycloalkyl, C3-C6 halocycloalkyl, C3-C6 cycloalkyl (C1-C6) alkyl, C3-C6 halocycloalkyl (C1-C6) alkyl or hydroxy (C1-C6) alkyl, R1a is C1-C8 alkoxycarbonyl, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt or an N-oxide thereof: wherein D substituted with —S(O)nR1 is a ring represented by any one of D1, D2 and D3, Q is a ring represented by any one of Q1, Q2, Q3 and Q4, R1 is C1-C6 alkyl, C1-C6 haloalkyl, (C1-C6) alkyl optionally substituted with R1a, C2-C6 alkenyl, C2-C6 haloalkenyl, C2-C6 alkynyl, C2-C6 haloalkynyl, C3-C6 cycloalkyl, C3-C6 halocycloalkyl, C3-C6 cycloalkyl (C1-C6) alkyl, C3-C6 halocycloalkyl (C1-C6) alkyl or hydroxy (C1-C6) alkyl, R1a is C1-C8 alkoxycarbonyl, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt, or N-oxide thereof: wherein Q is a structure represented by Q1, Q2 or the like, D substituted with —S(O)n R1 is a structure represented by D1 or D2, A1 is N(A1 a) or the like, A1 a is C1-C6 alkyl or the like, A4 is a nitrogen atom or C(R4), A5 is a nitrogen atom or C(R5), R1 is C1-C6 alkyl or the like, each of R2, R5 and R6 is independently a hydrogen atom or C1-C6 alkyl, each of R3, R4, Y1, Y2, Y3 and Y4 is independently a halogen atom, halo (C1-C6) alkyl or the like, and n is an integer of 0, 1 or 2.

Abstract: To provide novel pesticides, especially insecticides or acaricides. A condensed heterocyclic compound represented by the formula (1) or its salt or an N-oxide thereof: wherein D substituted with —S(O)nR1 is a ring represented by any one of D1, D2 and D3, Q is a ring represented by any one of Q1, Q2, Q3 and Q4, R1 is C1-C6 alkyl, C1-C6 haloalkyl, (C1-C6) alkyl optionally substituted with R1a, C2-C6 alkenyl, C2-C6 haloalkenyl, C2-C6 alkynyl, C2-C6 haloalkynyl, C3-C6 cycloalkyl, C3-C6 halocycloalkyl, C3-C6 cycloalkyl (C1-C6) alkyl, C3-C6 halocycloalkyl (C1-C6) alkyl or hydroxy (C1-C6) alkyl, R1a is C1-C8 alkoxycarbonyl, and n is an integer of 0, 1 or 2.