| abstract |
To provide an anticancer agent comprising, as an active ingredient, a derivative that has a tumor proliferation inhibitory effect equivalent to or exceeding that of telomestatin, can be synthesized on a mass scale and has a high chemical stability and excellent physical properties. The anticancer agent according to the present invention comprises, as an active ingredient, a compound represented by general formula (1) or a pharmaceutically acceptable salt thereof [in formula (1): Me represents a methyl group; R1s independently represent an alkylene group having 1-5 carbon atoms; and at least one of R7 and R8 represents p-NO2-C6H4- or p-NR3R4-C6H4- (wherein R3 and R4 independently represent H, etc.) while the other of R7 and R8 represents -NH2, etc.]. |