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. 09, 2009
Filed:
Jan. 31, 2005
Applicants:
Richard Ehlenz, Bad Kreuznach, DE;
Oliver Meyer, Dorsheim, DE;
Sascha Wagner, Frei-Laubersheim, DE;
Inventors:
Assignee:
Neurosearch A/S, Ballerup, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 451/02 (2006.01); C07D 451/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for preparing a 2-(ethoxymethyl)-tropane derivative or a pharmaceutically acceptable salt thereof, by reacting the corresponding 2-(hydroxymethyl)-tropane derivative with ethyl bromide in the presence of a base, and a phase transfer catalyst.