The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2016
Filed:
Dec. 20, 2012
Maximilian Dochnahl, Mannheim, DE;
Michael Rack, Eppelheim, DE;
Michael Keil, Freinsheim, DE;
Bernd Wolf, Niederkirchen, DE;
Uwe Josef Vogelbacher, Ludwigshafen, DE;
Joachim Gebhardt, Wachenheim, DE;
Timo Frassetto, Mannheim, DE;
Volker Maywald, Ludwigshafen, DE;
Maximilian Dochnahl, Mannheim, DE;
Michael Rack, Eppelheim, DE;
Michael Keil, Freinsheim, DE;
Bernd Wolf, Niederkirchen, DE;
Uwe Josef Vogelbacher, Ludwigshafen, DE;
Joachim Gebhardt, Wachenheim, DE;
Timo Frassetto, Mannheim, DE;
Volker Maywald, Ludwigshafen, DE;
BASF SE, Ludwigshafen, DE;
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).