The present invention relates to novel spirocyclic tetronic acid derivatives of the formula (I)
in which
R
1
, R
2
and R
3
have the meanings given in the description, to a plurality of processes for their preparation and to their use as pesticides.
本发明涉及式(I)的新颖螺环四酮衍
生物,其中R1、R2和R3在描述中给出了它们的含义,以及它们的制备的多种过程和它们作为
杀虫剂的用途。