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公开(公告)号：US10981888B2
公开(公告)日：2021-04-20
申请号：US16467101
申请日：2017-12-04
Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
Inventor： Florian Erver , Frank Memmel , Alexander Arlt , Werner Hallenbach , Tobias Harschneck , Christoph Schotes , Robert Velten
IPC: C07D401/04 , C07D231/12
Abstract: Methods for preparing compounds of formula (I) Wherein R1 to R5 and A1 to A4 are as defined in the application.
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