The present invention is composed of a nucleoside derivative of the following general formula [I]:
(wherein B represents adenin-9-ylmethyl, guanin-9-ylmethyl, hypoxanthin-9-ylmethyl, thymin-1-ylmethyl, uracil-1-ylmethyl, or cytosin-1-ylmethyl; X and Y may be the same or different and. each represents hydrogen or hydroxy, exclusive of the case in which X is hydrogen and Y is hydroxy).
The compound of the present invention is useful as an antiviral agent or an antimalignant-tumoral agent.
本发明由以下通式[I]的核苷衍
生物组成:
(其中B代表
腺嘌呤-9-基甲基、
鸟嘌呤-9-基甲基、
次黄嘌呤-9-基甲基、
百里酚-1-基甲基、尿
嘧啶-1-基甲基或
胞嘧啶-1-基甲基;X和Y可以相同或不同,各自代表氢或羟基,X为氢而Y为羟基的情况除外)。
本发明的化合物可用作抗病毒剂或抗恶性肿瘤剂。