2-(Het)aryl-substituted fused heterocycle derivatives as pesticides
The invention relates to novel compounds of the formula (I) in which R 1 , R a , R b , R c , R 3 , R 4 , A 1 , A 2 and n have the definitions given above, to agrochemical formulations comprising the compounds of formula (I) and to their use as acaricides and/or insecticides for controlling animal pests, particularly arthropods and especially insects and arachnids.
1. Compound of formula (I)
in which
A 1 is nitrogen
A 2 is —N(R 6 )—,
R 1 is (C 1 -C 6 )-alkyl,
R 3 is (C 1 -C 4 )-haloalkyl,
R 4 is hydrogen,
R 6 is (C 1 -C 6 )alkyl,
R b is methyl,
R a is hydrogen or methyl
R c is hydrogen or (C 1 -C 4 )alkyl and
n is 0, 1 or 2.
2. Compound of formula (I) according to claim 1 , wherein
A 1 is nitrogen,
A 2 is —N(R 6 )—,
R 1 is (C 1 -C 4 )alkyl,
R 3 is (C 1 -C 4 )-haloalkyl,
R 4 is hydrogen,
R b is methyl,
R a is hydrogen or methyl,
R c is hydrogen, methyl or ethyl and
n is 0, 1 or 2.
3. Compound of formula (I) according to claim 1 , wherein
A 1 is nitrogen,
A 2 is —N(R 6 )—,
R 1 is (C 1 -C 4 )alkyl,
R 3 is fluoroethyl, difluoroethyl, trifluoroethyl, tetrafluoroethyl, pentafluoroethyl, fluoromethyl, difluoromethyl or trifluoromethyl,
R 4 is hydrogen,
R 6 is (C 1 -C 4 ),
R b is methyl,
R a is hydrogen or methyl,
R c is hydrogen, methyl or ethyl and
n is 0, 1 or 2.
4. Compound of formula (I) according to claim 1 , wherein
A 1 is nitrogen,
A 2 is —N(R 6 )—,
R 1 is (C 1 -C 4 )alkyl,
R 3 is fluoroethyl, difluoroethyl, trifluoroethyl, tetrafluoroethyl, pentafluoroethyl, fluoromethyl, difluoromethyl or trifluoromethyl,
R 4 is hydrogen,
R 6 is methyl,
R b is methyl,
R a is hydrogen or methyl,
R c is hydrogen, methyl or ethyl
and
n is 0, 1 or 2.
5. Compound of formula (I) according to claim 1 , wherein
A 1 is nitrogen,
A 2 is —NMe,
R 1 is methyl, ethyl, n-propyl, i-propyl or cyclopropyl,
R 3 is trifluoromethyl, difluoromethyl, pentafluoroethyl or tetrafluoroethyl (—CF 2 CF 2 H or CFHCF 3 ),
R 4 is hydrogen,
R a is hydrogen or methyl,
R b is methyl,
R c is hydrogen, methyl or ethyl
and
n is 0 or 2.
6. Compound of formula (I) according to claim 1 , wherein
A 1 is nitrogen,
A 2 is —NMe,
R 1 is ethyl or methyl,
R 3 is trifluoromethyl or pentafluoroethyl,
R 4 is hydrogen,
R a is hydrogen or methyl,
R b is methyl,
R c is hydrogen or methyl and
n is 2.
7. Compound of formula (I) according to claim 1 , wherein
R 3 is trifluoromethyl.
8. Compound of formula (I-1)
where
R 1 is (C 1 -C 6 )-alkyl,
R 3 is (C 1 -C 4 )-haloalkyl,
R 4 is hydrogen,
R 6 is (C 1 -C 6 )alkyl,
R a is hydrogen or methyl,
R c is hydrogen or (C 1 -C 4 )alkyl and
n is 0, 1 or 2.
9. Compound of formula I-a to I-m:
10. Agrochemical formulation comprising a compound of formula (I) according to claim 1 and one or more extenders and/or surfactants.
11. The agrochemical formulation according to claim 10 , further comprising an additional agrochemically active ingredient.
12. A method for controlling one or more animal pests selected from the phyla consisting of:
Arthropoda, Mollusca, and Nematoda comprising contacting the animal pests and/or habitat thereof with a compound of formula (I) according to claim 1 .
13. A product comprising a compound of formula (I) according to claim 1 or an agrochemical formulation thereof for controlling one or more animal pests selected from the phyla consisting of: Arthropoda, Mollusca, and Nematoda.