Isothiazolcarboxylic acid derivatives

An isothiazolecarboxylic acid derivatives of the formula

• in which
• R represents the groups —OR1 or —SR2 in which
• R1 represents alkyl having 1 to 12 carbon atoms, where each of these radicals is mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, hydroxyl, carboxyl, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenylalkoxy having 1 to 4 carbon atoms in the alkoxy moiety and heterocyclylalkoxy having 1 to 3 hetero atoms in the heterocyclyl moiety and 1 to 4 carbon atoms in the alkoxy moiety, or
• R1 represents aryl having 6 to 10 carbon atoms which may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R1 represents aralkyl having 6 to 10 carbon atoms in the aryl moiety and 1 to 6 carbon atoms in the alkyl moiety, where the aryl moiety may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R1 represents aroxyalkyl having 6 to 10 carbon atoms in the aryl moiety and 1 to 6 carbon atoms in the oxyalkyl moiety, where the aryl moiety may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R1 represents optionally benzo-fused heterocyclylalkyl having 1 to 3 hetero atoms in the heterocyclyl moiety and 1 to 6 carbon atoms in the alkyl moiety, where the heterocyclyl moiety may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R1 represents a radical of the formula
• in which
• m and n independently of one another each represent integers from 1 to 3,
• R3 represents alkyl having 1 to 4 carbon atoms or phenyl and
• R4 represents hydrogen or alkyl having 1 to 4 carbon atoms, and
• R2 represents alkyl having 1 to 12 carbon atoms, where each of these radicals may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenylalkoxy having 1 to 4 carbon atoms in the alkoxy moiety and heterocyclylalkoxy having 1 to 3 hetero atoms in the heterocyclyl moiety and 1 to 4 carbon atoms in the alkoxy moiety, or
• R2 represents aryl having 6 to 10 carbon atoms which may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R2 represents aralkyl having 6 to 10 carbon atoms in the aryl moiety and 1 to 6 carbon atoms in the alkyl moiety, where the aryl moiety may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R2 represents aroxyalkyl having 6 to 10 carbon atoms in the aryl moiety and 1 to 6 carbon atoms in the oxyalkyl moiety, where the aryl moiety may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R2 represents optionally benzo-fused heterocyclylalkyl having 1 to 3 hetero atoms in the heterocyclyl moiety and 1 to 6 carbon atoms in the alkyl moiety, where the heterocyclyl moiety may be mono- to trisubstituted by identical or different substituents selected from the group consisting of halogen, cyano, nitro, carboxyl, alkyl having 1 to 6 carbon atoms, halogenoalkyl having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkoxycarbonyl having 1 to 6 carbon atoms in the alkoxy moiety, alkoxy having 1 to 6 carbon atoms, halogenoalkoxy having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylthio having 1 to 6 carbon atoms, halogenoalkylthio having 1 to 6 carbon atoms and 1 to 5 halogen atoms, alkylamino having 1 to 6 carbon atoms, dialkylamino having 1 to 6 carbon atoms in each alkyl moiety, phenyl and phenoxy, or
• R2 represents a radical of the formula
• in which
• p and q independently of one another each represent integers from 1 to 3,
• R5 represents alkyl having 1 to 4 carbon atoms or phenyl and
• R6 represents hydrogen or alkyl having 1 to 4 carbon atoms.