N-Substituted sulfoximines are effective at controlling insects.
1. A compound of the formula (I)
wherein
X represents NO 2 , CN or COOR 4 ;
L represents a single bond;
R 1 represents methyl or ethyl;
R 2 and R 3 independently represent hydrogen, methyl, ethyl, fluoro, chloro or bromo;
n is an integer from 0-3;
Y represents 6-halopyridin-3-yl, 6-(C 1 -C 4 )alkylpyridin-3-yl, 6-(C 1 -C 4 )alkoxypyridin-3-yl; and
R 4 represents C 1 -C 3 alkyl.
2. A compound of claim 1 in which X represents NO 2 or CN.
3. A compound of claim 1 having the formula
wherein
X represents NO 2 , CN or COOR 4 ;
R 2 and R 3 independently represent hydrogen, methyl, ethyl, fluoro, chloro or bromo;
R 4 represents C 1 -C 3 alkyl; and
n is an integer from 1-3.
4. A compound to claim 1 having the following structure
5. A compound according to claim one wherein
X is CN; L is a single bond; R 1 is methyl; R 2 and R 3 independently represent hydrogen and methyl; n is an integer from 0-3; and Y represents 6-halopyridin-3-yl.
6. A composition for controlling insects which comprises a compound of any one of claims 1 , 2 , 4 , and 5 in combination with a phytologically-acceptable carrier.
7. A method of controlling insects which comprises applying to a locus where control is desired an insect-inactivating amount of a compound of any one of claims 1 , 2 , 3 , 6 , 4 and 5 .