公开(公告)号：US20190202837A1

公开(公告)日：2019-07-04

申请号：US16322556

申请日：2017-07-31

Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT

Inventor： Thomas HIMMLER ,  Julia Johanna HAHN ,  Joachim CREDE

IPC: C07D491/113 ,  C07D317/72 ,  C07D319/08 ,  C07D407/12

CPC classification number: C07D491/113 ,  A01N43/90 ,  C07D317/72 ,  C07D319/08 ,  C07D407/12

Abstract: The invention relates to a novel process for preparing spiroketal-substituted cyclic ketoenols which can be used as insecticides, acaricides or herbicides. The present invention also relates to novel intermediates for the preparation of spiroketal-substituted cyclic ketoenols.