申请人:Duquesne University of the Holy Ghost
公开号:US05346900A1
公开(公告)日:1994-09-13
This invention discloses a compound and pharmaceutically acceptable salts having the formula: ##STR1## wherein X and Y are the same or different and are selected from the group consisting of OH and NH.sub.2 ; wherein R.sub.1 is selected from the group consisting of hydrogen, a first lower alkyl group, a nitroso group and an aldehyde; and wherein R.sub.2 is selected from the group consisting of a second lower alkyl group which is the same as or different than the first lower alkyl group, an aryl group, an alkylaryl group, a substituted aryl group and a substituted alkylaryl group, and each substituent of the substituted aryl group or the substituted alkylaryl group is the same or different and is selected from the group consisting of a third lower alkyl group which is the same as or different than the first lower alkyl group or the second lower alkyl group, an alkoxy group, a substituted alkoxyaryloxy group and a halogen; and wherein R.sub.3 is a fourth lower alkyl group which is the same as or different than said first lower alkyl group, said second lower alkyl group or said third lower alkyl group. Methods of preparing and using these compounds are disclosed.
本发明揭示了一种具有以下式子的化合物和药学上可接受的盐:##STR1## 其中X和Y相同或不同,选择自OH和NH.sub.2的群;其中R.sub.1选择自氢、第一低烷基、亚硝基和醛基的群;R.sub.2选择自第二低烷基,其与第一低烷基相同或不同、芳基、烷基芳基、取代芳基和取代烷基芳基的群,取代芳基或取代烷基芳基的每个取代基相同或不同,选择自与第一低烷基或第二低烷基相同或不同的第三低烷基、烷氧基、取代烷氧基芳氧基和卤素的群;R.sub.3是与所述第一低烷基、第二低烷基或第三低烷基相同或不同的第四低烷基。揭示了制备和使用这些化合物的方法。