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:
Sep. 21, 2004
Filed:
Jan. 02, 2003
Applicant:
Inventors:
Gerhard Beck, Rheinfelden, DE;
Claus Korhummel, Grenzach-Wyhlen, DE;
Hanspeter Baier, Grenzach-Wyhlen, DE;
Frank Bachmann, Freiburg, DE;
Cornelia Makowka, Laufenburg, DE;
Reiner Linde, Oberwil, CH;
Bernd Kirrmann, Rheinfelden, DE;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 1/300 ;
U.S. Cl.
CPC ...
C07F 1/300 ;
Abstract
A process for the preparation of manganese complexes of salen compounds which comprises carrying out the reaction of a salen compound with a manganese compound in DMF is described. In a preferred embodiment, the salen compound itself is synthesised likewise in DMF and reacted without intermediate isolation to form the manganese complex.