Active substance combinations having insecticidal and acaricdal properties
View Patent ↗The invention relates to insecticidal mixtures for protecting plants against attack by pests comprising (a) compounds of the formula (I) in which W, X, Y, Z, A, B, D and G are each as defined in the disclosure, and (b) specified agonists or antagonists of nicotinic acetylcholine receptors.3340
1. A composition comprising a synergistically effective mixture of
(a) a compound of the formula (I)
in which
W represents hydrogen or methyl,
X represents chlorine, bromine, or methyl,
Y and Z independently of one another each represent hydrogen, chlorine, bromine, or methyl,
A and B together with the carbon atom to which they are attached represent saturated C 6 -cycloalkyl in which optionally one ring member is replaced by oxygen and that is optionally monosubstituted by methyl, methoxy, ethoxy, propoxy, or butoxy,
D represents hydrogen,
G represents hydrogen (a) or represents one of the groups
in which
M represents oxygen or sulphur,
R 1 represents C 1 –C 8 -alkyl, C 2 –C 4 -alkenyl, methoxymethyl, ethoxymethyl, ethylmethylthio, cyclopropyl, cyclopentyl, or cyclohexyl, represents optionally fluorine-, chlorine-, bromine-, methyl-, methoxy-, trifluoromethyl-, trifluoromethoxy-, cyano-, or nitro-substituted phenyl, or represents in each case optionally chlorine- or methyl-substituted pyridyl or thienyl,
R 2 represents C 1 –C 8 -alkyl, C 2 –C 4 -alkenyl, methoxyethyl, ethoxyethyl, phenyl, or benzyl,
R 6 and R 7 independently of one another each represent methyl or ethyl, or R 6 and R 7 together with the nitrogen to which they are attached represent
and
(b) at least one agonist or antagonist of nicotinic acetylcholine receptors selected from the group consisting of
2. A composition according to claim 1 , wherein for a compound of the formula (I),
(1) W is H, X is Br, Y is 5-CH 3 , Z is H, R is OCH 3 , and G is CO is CO-i-C 3 H 7 ;
(2) W is H, X is Br, Y is 5-CH 3 , Z is H, R is OCH 3 , and G is CO 2 —C 2 H 5 ;
(3) W is H, X is CH 3 , Y is 5-CH 3 , Z is H, R is OCH 3 , and G is H;
(4) W is H, X is CH 3 , Y is 5-CH 3 , Z is H, R is OCH 3 , and G is CO 2 —C 2 H 5 ;
(5) W is CH 3 , X is CH 3 , Y is 3-Br, Z is H, R is OCH 3 , and G is H;
(6) W is CH 3 , X is CH 3 , Y is 3-Cl, Z is H, R is OCH 3 , and G is H;
(7) W is H, X is Br, Y is 4-CH 3 , Z is 5-CH 3 , R is OCH 3 , and G is CO-i-C 3 H 7 ;
(8) W is H, X is CH 3 , Y is 4-Cl, Z is 5-CH 3 , R is OCH 3 , and G is CO 2 —C 2 H 5 ;
(9) W is H, X is CH 3 , Y is 4-CH 3 , Z is 5-CH 3 , R is OCH 3 , and G is
(10) W is CH 3 , X is CH 3 , Y is 3-CH 3 , Z is 4-CH 3 , R is OCH 3 , and G is H;
(11) W is H, X is CH 3 , Y is 5-CH 3 , Z is H, R is OC 2 H 5 , and G is
(12) W is CH 3 , X is CH 3 , Y is 3-Br, Z is H, R is OC 2 H 5 , and G is CO-i-C 3 H 7 ;
(13) W is H, X is CH 3 , Y is 4-CH 3 , Z is 5-CH 3 , R is OC 2 H 5 , and G is CO-n-Pr;
(14) W is H, X is CH 3 , Y is 4-CH 3 , Z is 5-CH 3 , R is OC 2 H 5 , and G is CO-i-Pr; or
(15) W is H, X is CH 3 , Y is 4-CH 3 , Z is 5-CH 3 , R is OC 2 H 5 , and G is CO-cyclopropyl.
3. A composition according to claim 2 comprising a mixture of
(a) the compound of formula (I) in which W is H, X is CH 3 , Y is 5-CH 3 , Z is H, R is OCH 3 , and G is CO 2 —C 2 H 5 , and
(b) at least one agonist or antagonist of nicotinic acetylcholine receptors selected from the group consisting of
4. A composition according to claim 1 comprising a compound of the formula (I) and the agonist or antagonist of nicotinic acetylcholine receptors of component (b) in a parts-by-weight ratio of from 1:100 to 100:1.
5. A method of controlling insects, arachnids, or nematodes comprising exposing insects, arachnids, or nematodes to a synergistically effective mixture comprising the composition according to claim 1 .
6. A process for preparing pesticides comprising mixing a synergistically effective mixture comprising the composition according to claim 1 with extenders and/or surfactants.