[EN] N-SUBSTITUTED MANNOSAMINE DERIVATIVES, PROCESS FOR THEIR PREPARATION AND THEIR USE<br/>[FR] DÉRIVÉS N-SUBSTITUÉS DE MANNOSAMINE, PROCÉDÉ POUR LEUR PRÉPARATION ET LEUR UTILISATION
申请人:GLYCOM AS
公开号:WO2012140576A1
公开(公告)日:2012-10-18
A compound of the formula (I) wherein R1 is a group removable by hydrogenolysis,and wherein R2 is OH or R2 is -NHR3 wherein R3 is a group removable by hydrogenolysis. The compound can be made from fructose by a Heyns-rearrangement. The compound can be used then to make - free D-mannosamine or its salts, - D-mannosamine building blocks and mannosamine containing oligo- or polysaccharides, - N-acetyl-D-mannosamine and its hydrates and solvates, - neuraminic acid derivatives and, - viral neuraminidase inhibitors.
公式(I)的化合物,其中R1是可通过氢解去除的基团,且其中R2是OH或R2是-NHR3,其中R3是可通过氢解去除的基团。该化合物可以通过Heyns重排从果糖制备。然后,该化合物可用于制备无游离α-D-甘露糖胺或其盐,α-D-甘露糖胺构建块和含甘露糖胺的寡糖或多糖,N-乙酰-D-甘露糖胺及其水合物和溶剂化物,神经氨酸衍生物以及病毒神经氨酸酶抑制剂。