A 4,6-hexadecadiene-2,4-dicarboxylic acid derivative represented by the following general formula (1) or a pharmaceutically acceptable salt thereof, each of which has an anti-tumor activity, and the like, are provided.
[wherein, R1 represents hydroxy, —OR3 (wherein R3 represents optionally substituted lower alkyl or an optionally substituted aliphatic heterocyclic group), or —NR4R5 (wherein R4 and R5 may be the same or different, and each represents a hydrogen atom or optionally substituted lower alkyl) and R2 represents hydroxy or —OR6 (wherein R6 represents optionally substituted lower alkyl or optionally substituted aralkyl)].
提供下列通式(1)所代表的4,6-
十六烯二酸衍
生物或其药学上可接受的盐,其具有抗肿瘤活性等特性。其中,R1代表羟基,-OR3(其中R3代表可选取取代的低碳基或可选取取代的脂肪族杂环基),或-NR4R5(其中R4和R5可以相同或不同,且每个代表氢原子或可选取取代的低碳基),且R2代表羟基或-OR6(其中R6代表可选取取代的低碳基或可选取取代的芳基烷基)。