US Patent 7538246 Synthesis of optically pure(r)-5-(2-amynopropyl)-2-methoxybenzenesulphonamide

Patent 7538246 was granted and assigned to Lek (pharmaceutical company) on May, 2009 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Lek (pharmaceutical company)

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7538246

Date of Patent

May 26, 2009

Patent Application Number

10584369

Date Filed

December 27, 2004

Patent Primary Examiner

‌

Brian J Davis

Patent abstract

The present invention relates to a new process for the preparation of optically pure(R)-5-(2-aminopropyl)-2-methoxybenzenesulphonamide, which is an intermediate in the synthesis of tamsulosin.

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