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:
Aug. 16, 2011
Filed:
Jun. 29, 2007
Applicants:
Robert James Carroll, St. Catharines, CA;
Hannes Leisch, St. Catharines, CA;
Tomas Hudlicky, St. Catharines, CA;
D. Phillip Cox, Audubon, PA (US);
Inventors:
Robert James Carroll, St. Catharines, CA;
Hannes Leisch, St. Catharines, CA;
Tomas Hudlicky, St. Catharines, CA;
D. Phillip Cox, Audubon, PA (US);
Assignee:
Brock University, St. Catharines, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 489/02 (2006.01); C07D 489/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method for the N-demethylation and/or N-acylation of an N-methylated heterocycle such as morphine alkaloids or tropane alkaloids. The method comprises reacting the heterocycle with an acylating agent in the presence of a metal catalyst.