[EN] PREPARATION OF INTERMEDIATES USEFUL IN THE SYNTHESIS OF ANTIVIRAL NUCLEOSIDES<br/>[FR] PREPARATION D'INTERMEDIAIRES UTILES DANS LA SYNTHESE DE NUCLEOSIDES ANTIVIRAUX
                        
                            
                                申请人:PHARMASSET LTD
                            
                            
                                公开号:WO2003051298A2
                            
                            
                                公开(公告)日:2003-06-26
                            
                            The present invention is an efficient process for the manufacture of α-acyloxyacetaldehyde, a key intermediate in the synthesis of 1,3-oxathiolane and 1,3-dioxolane nucleosides.