Invention Grant
- Patent Title: Process for manufacturing benzoxazinones
- Patent Title (中): 制备苯并恶嗪酮的方法
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Application No.: US14365829Application Date: 2012-12-20
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Publication No.: US09359312B2Publication Date: 2016-06-07
- Inventor: Maximilian Dochnahl , Michael Rack , Michael Keil , Bernd Wolf , Uwe Josef Vogelbacher , Joachim Gebhardt , Timo Frassetto , Volker Maywald
- Applicant: Maximilian Dochnahl , Michael Rack , Michael Keil , Bernd Wolf , Uwe Josef Vogelbacher , Joachim Gebhardt , Timo Frassetto , Volker Maywald
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Brinks Gilson & Lione
- Priority: EP11195507 20111223
- International Application: PCT/EP2012/076373 WO 20121220
- International Announcement: WO2013/092856 WO 20130627
- Main IPC: C07D265/36
- IPC: C07D265/36 ; C07D413/04 ; C07C231/12
Abstract:
The present invention relates to a process for manufacturing a benzoxazinone of formula (I), by reacting a nitro compound of formula (II) with a reducing agent to obtain an amino compound of formula (III), and then reacting the amino compound of formula (III) with an acid; wherein the variables are defined according to the description, and benzoxazinone of formula (I).
Public/Granted literature
- US20140357861A1 PROCESS FOR MANUFACTURING BENZOXAZINONES Public/Granted day:2014-12-04
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