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. 30, 2008
Filed:
Jun. 16, 2004
Applicants:
Eva-lotte Lindstedt-alstermark, Mölndal, SE;
Kjell Andersson, Mölndal, SE;
Henrik Sorensen, Mölndal, SE;
Inventors:
Eva-Lotte Lindstedt-Alstermark, Mölndal, SE;
Kjell Andersson, Mölndal, SE;
Henrik Sorensen, Mölndal, SE;
Assignee:
AstraZeneca AB, Sodertalje, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B 55/00 (2006.01); C07F 7/02 (2006.01); C07F 7/04 (2006.01); C07C 303/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a process for the preparation of substantially racemic 2-{[2-(4-hydroxyphenyl)ethyl]thio}-3-[4-(2-{4-[(methylsulfonyl)oxy]phenoxy}ethyl)phenyl]-propanoic acid which comprises reacting 2-{[2-(4-hydroxyphenyl)ethyl]thio}-3-[4-(2-{4-[(methylsulfonyl)oxy]phenoxy}ethyl)phenyl]propanoic acid enriched in one enantiomer with a base in an inert solvent.