申请人:——
公开号:US06699848B1
公开(公告)日:2004-03-02
Disclosed are compounds having the formula
wherein R2 is hydrogen, a monomeric glycoside or an oligomeric glycoside, R3 is hydrogen, a monomeric glycoside, an oligomeric glycoside, or a group having the formula
R is a lower alkylene, R′ is selected from the group consisting of moieties having the formula
where X=0 or 1, Y=0 or 1, R1 is hydrogen or a pharmacologically active drug residue, R8 a pharmacologically active drug residue, R4, R5, and R6 are independently hydrogen, alkyl, aryl, aralkyl, and cycloalkyl or together form a nitrogen-containing ring, and R7 is hydroxyl or hydroxyalkyl.
揭示了具有以下化学式的化合物,其中R2是氢、单聚糖苷或寡聚糖苷,R3是氢、单聚糖苷、寡聚糖苷或具有以下化学式的基团,R是低碳烷基,R′从以下成分中选择,其中X=0或1,Y=0或1,R1是氢或药理活性药物残基,R8是药理活性药物残基,R4、R5和R6独立地是氢、烷基、芳基、芳基烷基和环烷基,或者共同形成含氮环,R7是羟基或羟基烷基。