[EN] ANTI-INFLUENZA COMPOSITIONS AND METHODS<br/>[FR] COMPOSITIONS ANTI-GRIPPE ET PROCÉDÉS ASSOCIÉS
申请人:BIOCRYST PHARM INC
公开号:WO2014186465A1
公开(公告)日:2014-11-20
Disclosed are novel compounds comprising an imino-ribose derivative covalently linked to a carbocycle or heterocycle. Pharmaceutical compositions comprising the compounds of the invention are also described. Methods of inhibition, treatment and/or suppression of viral infections with the compounds of the invention are also described. The compositions or methods may optionally comprise one or more additional anti-viral agents.
A general method has been developed for the synthesis of N-tert-butyloxycarbonyl N-carboxyanhydridesfrom beta-amino acids using Vilsmeier complex. These beta-UNCA are stable, and the reactivity with different nucleophiles (alcohol, amine, lithium enolate) was studied.