申请人:NATIONAL CENTER FOR GLOBAL HEALTH AND MEDICINE
公开号:US10933067B2
公开(公告)日:2021-03-02
It is found that a nucleoside derivative represented by the following general formula (1) has an anti-viral activity and is less toxic to host cells.
[in the formula, R1 represents a hydrogen or halogen atom, R2 represents a hydrogen or halogen atom, R3 represents a cyano group, an alkyl group which may have a substituent, an alkenyl group which may have a substituent, an alkynyl group which may have a substituent, a halogen atom, or an azido group, R4 represents an amino group, a hydrogen atom, a halogen atom, or a hydroxy group, R5 represents a nitrogen atom or a methine group, R6 represents a hydrogen atom or a hydroxy group, and R7 represents a hydrogen atom or a hydroxy group].
已发现以下一般式(1)所代表的核苷类衍生物具有抗病毒活性,并且对宿主细胞毒性较小。
[在该式中,R1代表氢原子或卤素原子,R2代表氢原子或卤素原子,R3代表氰基、可能具有取代基的烷基、可能具有取代基的烯基、可能具有取代基的炔基、卤素原子或叠氮基,R4代表氨基、氢原子、卤素原子或羟基,R5代表氮原子或甲基基团,R6代表氢原子或羟基,R7代表氢原子或羟基]。