Patent ID: 6939888
Filing Date: 2005-09-06
Classification: A01N,C07C,C07D,C07F

Abstract:
1. A 1-H-3-aryl-pyrrolidine-2,4-dione of the formula (I) in which A, B and the carbon atom to which they are bonded represent a saturated or unsaturated C6-spirocycle which is optionally monsubstituted or polysubstituted by C A, B and the carbon atom to which they are bonded represent a C6-spirocycle which is substituted by an alkylenediyl group which together with the carbon atom to which it is bonded forms a further five- to seven-membered spirocycle, or A, B and the carbon atom to which they are bonded represent a C6-spirocycle in which two adjacent substituents together represent a saturated or unsaturated five- or six-membered cycle which is substituted by C1-C X represents halogen or C Y represents hydrogen, halogen or C Z represents hydrogen or C wherein at least one of X or Y is halogen; one of X, Y or Z is C with the proviso that X and Y or X and Z do not simultaneously represent halogen, G represents hydrogen.