申请人:HitGen LTD
公开号:US10266489B2
公开(公告)日:2019-04-23
The present invention discloses a pyrrolic amide compound shown as a formula I, or crystal forms thereof, and pharmaceutically acceptable salts, hydrates or solvates, wherein R1 is selected from hydrogen, hydroxyl, cyano, halogen, carboxyl, C1-C6 alkyl and the like; R2 is selected from hydrogen, hydroxyl, cyano, halogen and the like; R3 is selected from hydroxyl and the like; X is selected from
group, m is equal to 0, 1, 2 or 3, and n is equal to 0, 1 or 2. The novel compound shown as the formular I provided by the present invention has high deacetylase inhibitory viability; and meanwhile, a method for preparing the novel compound in the present invention has the advantages of fewer steps, simple and convenient operation, safety, environment friendliness, high yield and the like and is very suitable for industrial application.
本发明公开了一种如式 I 所示的吡咯烷酮酰胺化合物或其晶体形式,以及药学上可接受的盐、水合物或溶剂,其中 R1 选自氢、羟基、氰基、卤素、羧基、C1-C6 烷基等;R2 选自氢、羟基、氰基、卤素等;R3 选自羟基等;X 选自
基团,m 等于 0、1、2 或 3,n 等于 0、1 或 2。本发明提供的表式 I 所示的新型化合物具有较高的去乙酰化酶抑制活力;同时,本发明中新型化合物的制备方法具有步骤少、操作简单方便、安全、环保、收率高等优点,非常适合工业化应用。