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:
Sep. 01, 2015
Filed:
Oct. 14, 2014
Applicant:
Viiv Healthcare Company, Research Triangle Park, NC (US);
Inventors:
Steven N. Goodman, Research Triangle Park, NC (US);
Huan Wang, Research Triangle Park, NC (US);
Douglas Mans, Research Triangle Park, NC (US);
Matthew Kowalski, Research Triangle Park, NC (US);
Assignee:
VIIV HEALTHCARE COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 498/14 (2006.01); C07D 213/68 (2006.01); C07D 213/80 (2006.01);
U.S. Cl.
CPC ...
C07D 498/14 (2013.01); C07D 213/68 (2013.01); C07D 213/80 (2013.01);
Abstract
The present invention relates to processes for the preparation of (4R,12aS)-7-methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2′:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid by contacting a pyridinone carboxylic acid aldehyde with (3R)-3-amino-1-butanol.