Invention Grant
- Patent Title: Halogenation of pyridine derivatives
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Application No.: US16961949Application Date: 2019-01-14
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Publication No.: US11591312B2Publication Date: 2023-02-28
- Inventor: Bernd Mueller , Michael Rack , Michael Seet , Sascha Hahn
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP18152986 20180123
- International Application: PCT/EP2019/050792 WO 20190114
- International Announcement: WO2019/145176 WO 20190801
- Main IPC: C07D401/04
- IPC: C07D401/04 ; C07D213/61
Abstract:
The present invention relates to a process for the preparation of pyridine derivatives of the formula (I) comprising two steps, namely, a selective chlorination followed by a selective fluorination.
Public/Granted literature
- US20200347028A1 HALOGENATION OF PYRIDINE DERIVATIVES Public/Granted day:2020-11-05
Information query
