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:
Jul. 26, 2011
Filed:
Apr. 02, 2008
Applicants:
Lunghu Wang, Kaohsiung, TW;
Yung Fa Chen, Tainan County, TW;
Julian Paul Henschke, Harlow, GB;
Inventors:
Assignee:
Scinopharm Taiwan Ltd., Tainan County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 231/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A novel process for the preparation of N-methyl-N-(2-[4-hydroxyphenyl]ethyl)-5-hydroxy-4-methoxy benzene carboxamide, which is useful as an intermediate in the synthesis of (−)-galantamine, comprises the reaction of a 5-hydroxy-4-methoxy benzoic acid derivative with N-methyl-N-(2-[4-hydroxyphenyl]ethyl) amine.