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. 31, 1993
Filed:
Nov. 06, 1991
Applicant:
Inventors:
Robert Vince, Mendota Heights, MN (US);
Mark L Peterson, Maryland Heights, MO (US);
John W Lackey, Durham, NC (US);
Robert A Mook, Jr, Chapel Hill, NC (US);
John J Partridge, Chapel Hill, NC (US);
Assignees:
Glaxo Inc., Research Triangle Park, NC (US);
Univeristy of Minnesoota, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
544277 ;
Abstract
This invention relates to the new process for preparing the 1R-cis isomer of carbovir, (1R-cis)-amino-1,9-dihydro-9-[4-(hydroxymethyl)-2-cyclopenten-1-yl]-6H-pur in-6-one, an antiviral agent and intermediates of the formula (Vlb) use in that process ##STR1## wherein X is chloro, bromo or iodo and R is (C.sub.1-6) alkyl.