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:
Nov. 08, 2011
Filed:
Apr. 06, 2009
Applicants:
Joerg Rieke-zapp, Frankfurt, DE;
Guenter Billen, Niedernhaussen, DE;
Inventors:
Joerg Rieke-Zapp, Frankfurt, DE;
Guenter Billen, Niedernhaussen, DE;
Assignee:
Sanofi-Aventis Deutschland GmbH, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 229/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for producing enantiomers form of 2,3-diaminopropionic acid derivatives of formula (I) by asymmetric hydrogenation from compounds of formula (II).