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:
May. 03, 2011
Filed:
Jun. 20, 2007
Applicants:
Gianluca Belogi, Mulazzano, IT;
Alessia Rossi, Mulazzano, IT;
Angelo Bedeschi, Mulazzano, IT;
Roberta Pizzocaro, Mulazzano, IT;
Inventors:
Gianluca Belogi, Mulazzano, IT;
Alessia Rossi, Mulazzano, IT;
Angelo Bedeschi, Mulazzano, IT;
Roberta Pizzocaro, Mulazzano, IT;
Assignee:
Fidia Farmaceutici S.p.A., Abano Terme, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 473/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of valgancyclovir which comprises: in an aprotic solvent, in the presence of a condensing agent, with a compound of formula 8, wherein R, and Rmay be, each independently, hydrogen, an halogen atom or an hydroxyl group; the double bond may either be in the E or Z configuration or a mixture thereof to yield a compound of formula 9