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公开(公告)号:US20210261536A1
公开(公告)日:2021-08-26
申请号:US16306180
申请日:2017-05-26
Applicant: Bayer CropScience Aktiengesellschaft
Inventor: Stefan ANTONS , Martin LITTMANN , Joerg SCHULZ , Wahed Ahmed MORADI , Thomas GELLER
IPC: C07D417/06
Abstract: The present invention relates to a process for producing compounds of formula (I) in which R1, A, X and Z are as defined in the description by reaction of compounds of formula (II) or salts thereof with 2-chloro-5-chloromethylpyridine in a nonpolar aliphatic or aromatic solvent, preferably in the presence of a phase transfer catalyst.