| abstract |
The present invention relates to novel 3-aryl-4-hydroxa-Δ 3 -dihydrofuranone derivatives of the general formula (I), a process for its preparation and its use as a fascicide:n n n n n n n n In this formula,n n n A and B together with the carbon atoms to which they are attached form an unsubstituted or substituted 5- to 7-membered ring which is interrupted by at least one heteroatom,n n n X represents alkyl, halogen or alkoxy,n n n Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl,n n n Z represents alkyl, halogen or alkoxy,n n n n represents a number of 0, 1, 2 or 3,n n n G is hydrogen (a) or groupn n n n n n n n , ≪ / RTI >n n n E represents a metal ion equivalent or an ammonium ion,n n n L represents oxygen or sulfur,n n n M represents oxygen or sulfur,n n n R 1 , R 2 , R 3 , R 4 , R 5 , R 6 and R 7 have the meanings described in the specification. |