Invention Grant
- Patent Title: Process for preparing ring-fluorinated aromatics
- Patent Title (中): 制备环氟化芳族化合物的方法
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Application No.: US12075372Application Date: 2008-03-11
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Publication No.: US07803941B2Publication Date: 2010-09-28
- Inventor: Axel Pleschke , Albrecht Marhold
- Applicant: Axel Pleschke , Albrecht Marhold
- Applicant Address: DE Leverkusen
- Assignee: LANXESS Deutschland GmbH
- Current Assignee: LANXESS Deutschland GmbH
- Current Assignee Address: DE Leverkusen
- Agent Michael A. Miller
- Priority: DE102004033525 20040708
- Main IPC: C07D239/02
- IPC: C07D239/02
Abstract:
The present invention relates to an improved process for preparing ring-fluorinated aromatics of the general formula (I) by a halogen exchange reaction (halex reaction) of a plurality of halogen substituents in one stage in the presence of a catalyst.
Public/Granted literature
- US20080182986A1 Process for preparing ring-fluorinated aromatics Public/Granted day:2008-07-31
Information query
