1h-pyrrolopyridine compound, n-oxide thereof or salt thereof, agricultural and horticultural insecticide comprising the compound, and method for using the insecticide

A 1H-pyrrolo-condensed heterocyclic compound represented by the general formula (1):

• wherein
• R1 represents:
• (a1) a hydrogen atom;
• (a2) a (C1-C6) alkyl group;
• (a3) a (C3-C6) cycloalkyl group;
• (a4) a (C2-C6) alkenyl group;
• (a5) a (C2-C6) alkynyl group;
• (a6) a (C3-C6) cycloalkyl (C1-C6) alkyl group;
• (a7) a (C1-C6) alkoxy (C1-C6) alkyl group;
• (a8) a (C1-C6) alkylcarbonyl group;
• (a9) a (C1-C6) alkoxycarbonyl group;
• (a10) a (C1-C6) alkylthio (C1-C6) alkyl group;
• (a11) a (C1-C6) alkylsulfinyl (C1-C6) alkyl group;
• (a12) a (C1-C6) alkylsulfonyl (C1-C6) alkyl group;
• (a13) a (C1-C6) alkylsulfonyl group;
• or
• (a14) a halo (C1-C6) alkyl group,
• R2 represents:
• (b1) a hydrogen atom;
• (b2) a halogen atom;
• (b3) a (C1-C6) alkyl group;
• (b4) a (C1-C6) alkylcarbonyl group;
• or
• (b5) a (C1-C6) alkoxycarbonyl group,
• R3 represents:
• (c1) a hydrogen atom;
• (c2) a halogen atom;
• (c3) a cyano group;
• (c4) a nitro group;
• (c5) a (C1-C6) alkyl group;
• (c6) a (C3-C6) cycloalkyl group;
• (c7) a cyano (C3-C6) cycloalkyl group;
• (c8) a (C1-C6) alkoxy group;
• (c9) a halo (C1-C6) alkyl group;
• (c10) a halo (C1-C6) alkoxy group;
• (c11) a (C1-C6) alkylthio group;
• (c12) a halo (C1-C6) alkylthio group;
• (c13) a (C1-C6) alkylsulfinyl group;
• (c14) a halo (C1-C6) alkylsulfinyl group;
• (c15) a (C1-C6) alkylsulfonyl group;
• or
• (c16) a halo (C1-C6) alkylsulfonyl group,
• R4 and R7 may be the same or different, and each represent:
• (d1) a hydrogen atom;
• (d2) a halogen atom;
• (d3) a cyano group;
• (d4) a nitro group;
• (d5) a formyl group;
• (d6) a (C1-C6) alkyl group;
• or
• (d7) a (C1-C6) alkoxy group,
• R5 and R6 may be the same or different, and each represent:
• (e1) a hydrogen atom;
• (e2) a halogen atom;
• (e3) a cyano group;
• (e4) a nitro group;
• (e5) a formyl group;
• (e6) a (C1-C6) alkyl group;
• (e7) a (C2-C6) alkenyl group;
• (e8) a (C2-C6) alkynyl group;
• (e9) a (C1-C6) alkoxy group;
• (e10) a (C3-C6) cycloalkyl group;
• (e11) an R8(R9)N group (wherein R8 and R9 may be the same or different, and each represent a hydrogen atom, a (C1-C6) alkyl group, a (C3-C6) cycloalkyl group, a (C3-C6) cycloalkyl (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C1-C6) alkylcarbonyl group, a (C1-C6) alkoxycarbonyl group, a phenyl group or a phenyl (C1-C6) alkyl group);
• (e12) an R8(R9)N carbonyl group (wherein R8 and R9 are as defined above);
• (e13) a carboxyl group;
• (e14) a (C1-C6) alkoxycarbonyl group;
• (e15) a halo (C1-C6) alkyl group;
• (e16) a halo (C1-C6) alkoxy group;
• (e17) a (C1-C6) alkylthio group;
• (e18) a halo (C1-C6) alkylthio group;
• (e19) a (C1-C6) alkylsulfinyl group;
• (e20) a halo (C1-C6) alkylsulfinyl group;
• (e21) a (C1-C6) alkylsulfonyl group;
• (e22) a halo (C1-C6) alkylsulfonyl group;
• (e23) a (C1-C6) alkylcarbonyl group;
• (e24) an aryl group;
• (e25) an aryl group having, on the ring, 1 to 5 substituting groups which may be the same or different and are selected from (a) a halogen atom, (b) a cyano group, (c) a nitro group, (d) a formyl group, (e) a (C1-C6) alkyl group, (f) a halo (C1-C6) alkyl group, (g) a (C1-C6) alkoxy group, (h) a halo (C1-C6) alkoxy group, (i) a (C3-C6) cycloalkyl (C1-C6) alkoxy group, (j) a (C1-C6) alkylthio group, (k) a halo (C1-C6) alkylthio group, (l) a (C1-C6) alkylsulfinyl group, (m) a halo (C1-C6) alkylsulfinyl group, (n) a (C1-C6) alkylsulfonyl group, (o) a halo (C1-C6) alkylsulfonyl group, (p) a (C1-C6) alkylcarbonyl group, (q) a carboxyl group or (r) a (C1-C6) alkoxycarbonyl group;
• (e26) a heterocyclic group;
• (e27) a heterocyclic group having, on the ring, 1 or 2 substituting groups which may be the same or different and are selected from (a) a halogen atom, (b) a cyano group, (c) a nitro group, (d) a formyl group, (e) a (C1-C6) alkyl group, (f) a halo (C1-C6) alkyl group, (g) a (C1-C6) alkoxy group, (h) a halo (C1-C6) alkoxy group, (i) a (C3-C6) cycloalkyl (C1-C6) alkoxy group, (j) a (C1-C6) alkylthio group, (k) a halo (C1-C6) alkylthio group, (l) a (C1-C6) alkylsulfinyl group, (m) a halo (C1-C6) alkylsulfinyl group, (n) a (C1-C6) alkylsulfonyl group, (o) a halo (C1-C6) alkylsulfonyl group, (p) a (C1-C6) alkylcarbonyl group, (q) a carboxyl group or (r) a (C1-C6) alkoxycarbonyl group;
• (e28) a hydroxy (C1-C6) alkyl group;
• (e29) a halo (C1-C6) alkoxy (C1-C6) alkyl group;
• (e30) CH═NOR11 (wherein R11 represents a hydrogen atom, a (C1-C6) alkyl group, a (C3-C6) cycloalkyl group, a (C3-C6) cycloalkyl (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C1-C6) alkylthio (C1-C6) alkyl group, a (C1-C6) alkylsulfinyl (C1-C6) alkyl group, a (C1-C6) alkylsulfonyl (C1-C6) alkyl group or a phenyl (C1-C6) alkyl group);
• (e31) CH═NN(R11)2 (wherein R11s may be the same or different, and are as defined above);
• or
• (e32) N═S(O)(R11)2 (wherein R11s may be the same or different, and are as defined above),
• A and A1 may be the same or different, and each represent a nitrogen atom, an N-oxide or a C—R10 group (wherein R10 represents (f1) a hydrogen atom;
• (f2) a halogen atom;
• (f3) a cyano group;
• (f4) a nitro group;
• (f5) a formyl group;
• (f6) a (C1-C6) alkyl group;
• or (f7) a (C1-C6) alkoxy group), and
• m represents 0, 1 or 2, an N-oxide thereof or a salt thereof.