Imino derivatives, methods for producing the same and insecticides containing the same

1. An imino derivative represented by Formula (1):

wherein “Ar” denotes a heterocyclic group which may have a substituent on the ring; “X” denotes a sulfur atom or CH 2 , NR; “R” denotes a hydrogen atom or an alkyl group;

when “Y” is COR 1 , “R 1 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a halogenated methyl except for a trifluoromethyl group, a C2 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C4)alkoxy(C1 to C5)alkyl group, a C1 to C3 alkoxy carbonyl group, a (C1 to C3)alkylsulfonyl(C1 to C3)alkyl group, a (C1 to C3)alkylthio(C1 to C3)alkyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkylmethyl group, a cyano(C1 to C3)alkyl group, a substituted or unsubstituted phenoxy(C1 to C3)alkyl group, a substituted or unsubstituted pyridylmethyl group, a substituted or unsubstituted imidazolylmethyl group, a furanyl group, a morpholino group, a norbornenyl group, an adamantyl group, an isothiocyanatomethyl group, or substituted or unsubstituted heterocyclic or aromatic ring;

when “Y” is CONR 3 R 4 , each of “R 3 ” and “R 4 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a C1 to C3 alkoxy group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a substituted or unsubstituted pyridylmethyl group, a substituted or unsubstituted benzenesulfonyl group; “NR 3 R 4 ” may form a ring; when “Y” is CONHCOR 5 , “R 5 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a substituted or unsubstituted phenyl group;

when “Y” is CO 2 R 9 , “R 9 ” denotes a hydrogen atom or a C1 to C7 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a (C1 to C3)alkylthio(C1 to C3)alkyl group, a tri(C1 to C3 alkyl)silyl(C1 to C3)alkyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkylmethyl group, a substituted or unsubstituted phenyl group, a substituted or unsubstituted phenylmethyl group, a substituted or unsubstituted furanylmethyl group, a substituted or unsubstituted thienylmethyl group, a substituted or unsubstituted pyridylmethyl group, a succinimide group, a 18-crown-6-methyl group;

the abovementioned carbon chains may be substituted with halogen; and

provided that, a compound wherein “Ar” denotes 2-chloro-5-pyridinyl, “X” denotes a sulfur atom, “Y” denotes CONH 2 ; a compound wherein “Ar” denotes pyridinyl, “X” denotes a sulfur atom, “Y” denotes 4-F-PhCO; and a compound wherein “Ar” denotes a heterocyclic group which may have a substituent on the ring, “X” denotes NR, “R” denotes a hydrogen atom or an alkyl group, “Y” denotes 4-(C1 to C4 halogenated alkyl)-3-pyridinylcarbonyl or 4-(C1 to C4 halogenated alkyl)-5-pyrimidinylcarbonyl are excluded.

2. The imino derivative according to claim 1 wherein “Ar” in Formula (1) is represented by Formula (13) or (14):

3. A method for producing an imino derivative represented by Formula (1) shown above by reacting one compound selected from the group consisting of compounds (5) represented by Formula (5), anhydrides represented by Formula (6), and carboxylic acids represented by Formula (7) with a compound represented by Formula (4):

wherein “Ar” denotes a heterocyclic group which may have a substituent on the ring; “X” denotes a sulfur atom or CH 2 , NR; and “R” denotes a hydrogen atom or an alkyl group:

ACO—B  Formula (5)

ACOOCOA  Formula (6)

ACOOH  Formula (7)

wherein “B” denotes a halogen atom of Cl or Br, I, an OCOA group (a group formed by allowing each of an oxygen atom and a group A to form a single bond with a carbonyl group (CO)) or a hydroxyl group;

when “ACO” is COR 1 , “R 1 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a halogenated methyl except for a trifluoromethyl group, a C2 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C4)alkoxy(C1 to C5)alkyl group, a C1 to C3 alkoxy carbonyl group, a (C1 to C3)alkylsulfonyl(C1 to C3)alkyl group, a (C1 to C3)alkylthio(C1 to C3)alkyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkylmethyl group, a cyano(C1 to C3)alkyl group, a substituted or unsubstituted phenoxy(C1 to C3)alkyl group, a substituted or unsubstituted pyridylmethyl group, a substituted or unsubstituted imidazolylmethyl group, a furanyl group, a morpholino group, a norbornenyl group, an adamantyl group, an isothiocyanatomethyl group, or substituted or unsubstituted heterocyclic or aromatic ring;

when “ACO” is CONR 3 R 4 , each of “R 3 ” and “R 4 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a C1 to C3 alkoxy group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a substituted or unsubstituted pyridylmethyl group, a substituted or unsubstituted benzenesulfonyl group; “NR 3 R 4 ” may form a ring;

when “ACO” is CO 2 R 9 , “R 9 ” denotes a hydrogen atom or a C1 to C7 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a (C1 to C3)alkylthio(C1 to C3)alkyl group, a tri(C1 to C3 alkyl)silyl(C1 to C3)alkyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkylmethyl group, a substituted or unsubstituted phenyl group, a substituted or unsubstituted phenylmethyl group, a substituted or unsubstituted furanylmethyl group, a substituted or unsubstituted thienylmethyl group, a substituted or unsubstituted pyridylmethyl group, a succinimide group, a 18-crown-6-methyl group;

the abovementioned carbon chains may be substituted with halogen; and provided that, a compound wherein “Ar” denotes 2-chloro-5-pyridinyl, “X” denotes a sulfur atom, “Y” denotes CONH 2 ; a compound wherein “Ar” denotes pyridinyl, “X” denotes a sulfur atom, “Y” denotes 4-F-PhCO; and a compound wherein “Ar” denotes a heterocyclic ring which may have a substituent on the ring, “X” denotes NR, “R” denotes a hydrogen atom or an alkyl group, “Y” denotes 4-(C1 to C4 halogenated alkyl)-3-pyridinylcarbonyl or 4-(C1 to C4 halogenated alkyl)-5-pyrimidinyl carbonyl are excluded.

4. An insecticide containing as an active ingredient an imino derivative according to claim 1 .