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. 18, 2011
Filed:
May. 22, 2006
Frank Ralf Porstmann, Schaffhausen, CH;
Stefan Horns, Schaffhausen, CH;
Thomas Bader, Zürich, CH;
Janssen Pharmaceutica N.V., Beerse, BE;
Abstract
The present invention relates to a process for isolating (αS,βR)-6-bromo-α-[2-(dimethylamino)ethyl]-2-methoxy-α--naphthalenyl-β-phenyl-3-quinolineethanol from a mixture of stereoisomeric forms of 6-bromo-α-[2-(dimethylamino)ethyl]-2-methoxy-α-1-naphthalenyl-β-phenyl-3-quinolineethanol by optical resolution with chiral 4-hydroxydinaphtho[2,1-d:1',2′-f][1,3,2]dioxaphosphepin 4-oxide or a derivative thereof, in particular (11bR)-4-hydroxydinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin 4-oxide, as resolution agent.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile