申请人:The Penn State Research Foundation
公开号:EP1420021A1
公开(公告)日:2004-05-19
A compound of the formula
or a pharmaceutically acceptable salt thereof,
whereinR1, R2, and R3 are the same or different and are independently hydrogen, lower alkyl, aryl or substituted aryl, lower alkoxy, lower alkoxyalkyl, or cycloalkyl or cycloalkyl alkoxy, where each cycloalkyl group has from 3-7 members, where up to two of the cycloalkyl members are optionally hetero atoms selected from oxygen and nitrogen, and where any member of the alkyl, aryl or cycloalkyl group is optionally substituted with halogen, lower alkyl or lower alkoxy, aryl or substituted aryl, and
whereR3 can be ribose, deoxyribose or phosphorylated derivatives thereof,
whereinR1, R2, and R3 are not all hydrogen and
whereinwhen R3 is ribose, deoxyribose or phosphorylated derivatives thereof, one of R1 or R2 is not hydrogen.
该化合物的结构式为
或其药用可接受盐,
其中R1、R2和R3相同或不同,且独立地为氢、较低烷基、芳基或取代芳基、较低烷氧基、较低烷氧基烷基、环烷基或环烷基烷氧基,其中每个环烷基团具有3-7个成员,其中最多两个环烷基成员可选择为氧和氮,且烷基、芳基或环烷基团的任何成员可选择地取代有卤素、较低烷基或较低烷氧基、芳基或取代芳基,以及
其中R3可以是核糖、脱氧核糖或其磷酸化衍生物,
其中R1、R2和R3不全为氢,
当R3为核糖、脱氧核糖或其磷酸化衍生物时,R1或R2中的一个不是氢。