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:
Jun. 26, 2018
Filed:
Nov. 15, 2013
University College Cardiff Consultants Limited, Cardiff, GB;
Chirstopher McGuigan, Peterson Super Ely, GB;
Fabrizio Pertusati, Cardiff, GB;
University College Cardiff Consultants Limited, Cardiff, GB;
Abstract
Provided are phosphoramidate nucleoside compounds of Formula (I), or pharmaceutically acceptable salts or esters or solvates thereof, useful in the treatment of cancer, viral infections and other diseases: Also provided is a process for the synthesis of the compounds of Formula (I) where a desired enantiomer, having regard to the asymmetric chiral center of the phosphorus atom P, is provided in an enriched amount. The process comprises admixing a nucleoside with a phosphorochloridate in the presence of a catalyst comprising a metal salt selected from the group consisting of salts of Cu, Fe, La and Yb.