申请人:Shechter Yoram
公开号:US20050004000A1
公开(公告)日:2005-01-06
Orally nonabsorbed or poorly absorbed drugs may be converted to orally absorbed prodrug derivatives by derivatization of free functional groups selected from amino, hydroxyl, mercapto, phosphate and/or carboxyl with groups sensitive to mild basic conditions such as 9-fluorenylmethoxycarbonyl (Fmoc), 2-sulfo-9-fluorenylmethoxycarbonyl (Fms), and fluorenylmethyl (Fm).
口服不吸收或吸收不良的药物可以通过选择来自氨基、羟基、巯基、磷酸和/或羧基的自由功能团,并使用对温和碱性条件敏感的基团如9-芴甲氧羰基(Fmoc)、2-磺酸-9-芴甲氧羰基(Fms)和芴甲基(Fm)进行衍生化,转化为口服吸收的前药衍生物。