There are disclosed an acylaminosaccharide derivative represented by the formula (I):
wherein R¹ is H, aryl or heterocyclic; X is a mere bond, alkylene, alkenylene or alkynylene; R² is (1) H, (2) aryl or heterocyclic, (3) aryl lower alkylcarbamoyl, (4) substituted carbonyl, or (5) carboxyl which may be esterified; Y is a mere bond, alkylene, alkenylene, alkynylene or tricycloalkylene; R³ and R⁴ are different and either hydrogen, or lower alkoxy or phenoxy; R⁵ and R⁶ are different and either hydrogen or hydroxy; and when R⁷ is hydroxy, R⁸ and R⁹ are different and either hydrogen or hydroxy, or when R⁷ and R⁸ are bonded to each other to form lower alkylenedioxy, R⁹ is hydrogen,
or a pharmaceutically acceptable salt thereof, and a process for preparing the same.
公开了一种由式(I)表示的酰胺糖衍
生物:其中R¹为氢、芳基或杂环基;X为仅为键、烷基、烯基或炔基;R²为(1)氢、(2)芳基或杂环基、(3)芳基较低烷基
氨基甲酰、(4)取代的羰基或(5)羧基,其可以酯化;Y为仅为键、烷基、烯基、炔基或
三环烷基;R³和R⁴不同,为氢、较低烷氧基或苯氧基;R⁵和R⁶不同,为氢或羟基;当R⁷为羟基时,R⁸和R⁹不同,为氢或羟基,或当R⁷和R⁸结合形成较低烷基二氧基时,R⁹为氢,或其药学上可接受的盐,以及制备该化合物的方法。