2-Alkoxy-6-alkyl-phenyl-substituted Spirocyclic Tetramic Acid Derivatives

Abstract

The invention relates to novel 2-alkoxy-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) in which A, B, D, G, X, Y and Z are as defined above, to a plurality of processes and intermediates for their preparation and to their use as pesticides and/or herbicides, and also to selective herbicidal compositions comprising, firstly, the 2-alkoxy-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) and, secondly, at least one crop plant tolerance promoter compound.

1 - 19 . (canceled) 
   
   
       20 . A compound of the formula (XIX) 
     
       
         
         
             
             
         
       
       in which 
       X represents alkoxy, 
       Y represents alkyl, 
       Z represents C 2 -C 6 -alkyl, and 
       R 8  represents alkyl. 
     
   
   
       21 . A compound of the formula (XVIII) 
     
       
         
         
             
             
         
       
       X represents alkoxy, 
       Y represents alkyl, and 
       Z represents alkyl. 
     
   
   
       22 . (canceled) 
   
   
       23 . A compound of the formula (XV) 
     
       
         
         
             
             
         
       
       in which 
       Hal represents halogen, 
       X represents alkoxy, 
       Y represents alkyl, and 
       Z represents alkyl.