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:
Aug. 25, 2015
Filed:
Jan. 15, 2010
Applicants:
Klaus Ditrich, Goennheim, DE;
Michael Bartsch, Hirzel, CH;
Harald Winsel, Freinsheim, DE;
Inventors:
Assignee:
BASF SE, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 59/00 (2006.01); C07C 213/10 (2006.01); C07C 51/41 (2006.01); C07C 59/50 (2006.01); C07C 215/08 (2006.01); C07C 217/10 (2006.01);
U.S. Cl.
CPC ...
C07C 213/10 (2013.01); C07C 51/412 (2013.01); C07C 59/50 (2013.01); C07C 215/08 (2013.01); C07C 217/10 (2013.01); C07B 2200/07 (2013.01);
Abstract
The present invention relates to a process for separating an enantiomer mixture of (R)- and (S)-3-amino-1-butanol optionally protected on the oxygen atom, and to a process for preparing essentially enantiomerically pure (R)-3-amino-1-butanol which optionally bears a protecting group on the oxygen atom.