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:
Apr. 21, 2015
Filed:
Feb. 08, 2013
Applicant:
Mallinckrodt Llc, Hazelwood, MO (US);
Inventors:
Peter X. Wang, Creve Coeur, MO (US);
Tao Jiang, Chesterfield, MO (US);
Assignee:
Mallinckrodt LLC, Hazelwood, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 221/22 (2006.01); C07D 271/00 (2006.01); C07D 491/00 (2006.01); C07D 498/00 (2006.01); C07D 513/00 (2006.01); C07D 515/00 (2006.01); C07D 489/00 (2006.01); A01N 43/42 (2006.01); A61K 31/42 (2006.01); C07D 489/08 (2006.01); C07D 489/02 (2006.01);
U.S. Cl.
CPC ...
C07D 489/08 (2013.01); C07D 489/02 (2013.01);
Abstract
The present invention provides processes for preparing nal-opiates without the isolation of intermediates. In general, the process provides for alkylation and reduction in the same pot to give the nal-opiate.