Pesticidally active heterocyclic derivatives with sulphur containing substituents
Compounds of formula I wherein the substituents are as defined in claim 1 , and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.
1. A compound of formula IV
wherein
A represents CH or N;
X is S, SO or SO 2 ;
R 1 is C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 3 -C 6 cycloalkyl, C 3 -C 6 cycloalkyl-C 1 -C 4 alkyl, C 3 -C 6 cycloalkyl mono-, di- or trisubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; or R 1 is C 3 -C 6 cycloalkyl-C 1 -C 4 alkyl mono- or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl;
or R 1 is C 2 -C 6 alkenyl, C 2 -C 6 haloalkenyl or C 2 -C 6 alkynyl;
R 2 is halogen, C 1 -C 4 haloalkyl or C 1 -C 4 haloalkyl substituted by one or two substituents selected from the group consisting of hydroxyl, methoxy and cyano;
or R 2 is C 1 -C 4 haloalkylsulfanyl, C 1 -C 4 haloalkylsulfinyl, C 1 -C 4 haloalkylsulfonyl, O(C 1 -C 4 haloalkyl) or —C(O)C 1 -C 4 haloalkyl;
or R 2 is C 3 -C 6 cycloalkyl which can be mono- or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl;
X 1 is O, S or NR 3 , wherein R 3 is hydrogen, C 1 -C 4 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 4 alkoxy-C 1 -C 4 alkyl or C 3 -C 6 cycloalkyl; and
Yb 2 is —B(OH) 2 , —B(OR b2 ) 2 , in which R b2 is a C 1 -C 4 alkyl or 4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-yl.