申请人:Davis Peter David
公开号:US20080145372A1
公开(公告)日:2008-06-19
The present invention relates to a compound of formula (1), or a pharmaceutically acceptable salt thereof, Formula: (1); wherein: R1 is a substituted aryl or heteroaryl group bearing at least one nitro or azido group or is an optionally substituted benzoquinone, optionally substituted naphthoquinone or optionally substituted fused heterocycloquinone: R2 is H, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted cycloalkyl, optionally substituted heterocycloalkyl, aryl or heteroaryl; and R3 is selected such that R3NH2 represents a cytotoxic nucleoside analogue or an ester or phosphate ester prodrug of a cytotoxic nucleoside analogue, with the proviso that if R1 is an aryl group then R2 is not H.
本发明涉及式(1)的化合物或其药学上可接受的盐,式(1)如下:其中:R1是带有至少一个硝基或偶氮基的取代芳基或杂环芳基基团,或是可选取代的苯醌,可选取代的萘醌或可选取代的融合杂环喹啉;R2是氢,可选取代的烷基,可选取代的烯基,可选取代的炔基,可选取代的环烷基,可选取代的杂环环烷基,芳基或杂环芳基;而R3则选取为R3NH2代表细胞毒性核苷类似物或细胞毒性核苷类似物的酯或磷酸酯前药,但前提是如果R1是芳基基团,则R2不是氢。