Substituted spiroheterocyclic 1H-3-aryl-pyrrolidine-2,4-dione derivatives, processes for their preparation, and their use as pesticides

A compound of the formula

• in which
• X represents C1-C6-alkyl, halogen or C1-C6-alkoxy,
• Y represents hydrogen, C1-C6-alkyl, halogen, C1-C6-alkoxy or C1-C3-halogenalkyl,
• Z represents C1-C6-alkyl, halogen or C1-C6-alkoxy,
• G represents hydrogen (a) or the groups
• in which
• E represents a metal ion equivalent or an ammonium ion,
• L represents sulphur or oxygen,
• M represents sulphur or oxygen,
• R1 represents optionally halogen substituted C1-C20-alkyl, optionally halogen substituted C2-C20-alkenyl, optionally halogen substituted C1-C8-alkoxy-C1-C8-alkyl, optionally halogen substituted C1-C8-alkylthio-C1-C8-alkyl,
• or represents cycloalkyl which has 3 to 8 ring atoms and which is optionally substituted by C1-C8-alkyl or halogen,
• or represents phenyl which is optionally substituted by halogen, nitro, C1-C8-alkyl, C1-C6-alkoxy, C1-C6-halogenoalkyl or C1-C6-halogenoalkoxy,
• or represents phenyl-C1-C6-alkyl which is optionally substituted by halogen, C1-C6-alkyl, C1-C6-alkoxy, C1-C6-halogenoalkyl or C1-C6-halogenoalkoxy,
• or represents phenoxy-C1-C6-alkyl which is optionally substituted by halogen and/or C1-C6-alkyl,
• R2 represents optionally halogen substituted C1-C20-alkyl, optionally halogen substituted C3-C10-alkenyl, optionally halogen substituted C1-C8-alkoxy-C2-C8-alkyl,
• or represents C3-C6-cycloalkyl which is optionally substituted by C1-C6-alkyl or halogen,
• or represents phenyl or benzyl, each of which is optionally substituted by halogen, nitro, C1-C6-alkyl, C1-C6-alkoxy or C1-C6-halogenoalkyl,
• R3, R4 and R5 independently of one another represent C1-C8-alkyl, C1-C8-alkoxy, C1-C8-alkylamino, di-(C1-C8)-alkylamino, C1-C8-alkylthio, C3-C5-alkenylthio, C3-C7-cycloalkylthio, each of which is optionally substituted by halogen,
• or represent phenyl, phenoxy or phenylthio, each of which is optionally substituted by halogen, nitro, cyano, C1-C4-alkoxy, C1-C4-halogenoalkoxy, C1-C4-alkylthio, C1-C4-halogenoalkylthio, C1-C4-alkyl or C1-C4-halogenoalkyl,
• R6 and R7 independently of one another represent hydrogen, C1-C10-alkyl, C3-C10-cycloalkyl, C1-C10-alkoxy, C3-C8-alkenyl or C1-C8-alkoxy-C1-C8-alkyl, each of which is optionally substituted by halogen,
• or represent phenyl which is optionally substituted by halogen, C1-C8-halogenoalkyl, C1-C8-alkyl or C1-C8-alkoxy,
• or represent benzyl which is optionally substituted by halogen, C1-C8-halogenoalkyl, C1-C8-alkyl or C1-C8-alkoxy,
• n represents 0 or 3.