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:
Oct. 06, 2009
Filed:
Sep. 09, 2004
Applicants:
Christian Thomas, Wuppertal, DE;
Mathias Berwe, Sprockhövel, DE;
Alexander Straub, Wuppertal, DE;
Inventors:
Assignee:
Bayer Schering Pharma AG, , DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D 413/14 (2006.01); C07D 295/135 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for preparing 4-(4-aminophenyl)-3-morpholinone by reacting 4-(4-nitrophenyl)-3-morpholinone with hydrogen in the presence of a hydrogenation catalyst, characterized in that the reaction is effected in an aliphatic alcohol.