2- (2,4,6-trimethylphenyl) -cyclopentane-1,3-dione derivative

(57) Abstract: The present invention provides a compound of the formula (I) Wherein A and Q together represent alkanediyl or alkenediyl, which are alkyl, alkoxy, alkylthio, cycloalkyl, benzyloxy or aryl, which themselves may be further substituted by halokene, hydroxy and mercapto. ) May be substituted with the alkanediyl or alkenediyl group