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:
Jun. 08, 2004
Filed:
Apr. 01, 2002
Applicant:
Inventors:
Anders Kronström, Stockholm, SE;
Eva Leander, Skiptvet, NO;
Anders Mattson, Täby, SE;
Karin Jansson, Hölö, SE;
Martin Bohlin, Stockholm, SE;
Assignee:
AstraZeneca AB, Sodertalje, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
C07D / ;
Abstract
The present invention relates to a novel process for the preparation of the magnesium salt of the (−)-enantiomer of 5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1 -benzimidazole trihydrate, i.e. S-omeprazole magnesium salt trihydrate. The present invention also relates to the S-omeprazole magnesium salt trihydrate prepared in accordance with the new process and pharmaceutical compositions containing it. Furthermore, the present invention also relates to new intermediates used in the process.