申请人:XIAMEN INSTITUTE OF RARE EARTH MATERIALS
公开号:US20190077777A1
公开(公告)日:2019-03-14
A nicotinic acid derivative is represented by formula (I), and a pharmaceutically acceptable salt or solvate thereof.
In formula (I), Z is selected from O, S, NR
3
, wherein R
3
is hydrogen or C
1-6
alkyl. R
1
or R
2
is independently selected from the group consisting of hydrogen, C
1-6
alkyl, C
1-6
alkoxy, halo C
1-6
alkyl, halogen, cyano, nitro, aryl, aryloxy, heteroaryl, heteroaryloxy, heterocyclyl, and heterocyclyloxy. Such C
1-6
alkyl, C
1-6
alkoxy, halo C
1-6
alkyl, aryl, heteroaryl, and heterocyclyl may be optionally substituted with a substituent selected from the group consisting of C
1-6
alkyl, C
1-6
alkoxy, halo C
1-6
alkyl, halogen, cyano, nitro, and aryl. These compounds or salts thereof have a strong inhibitory activity on colorectal cancer cell line HCT-116, human lung cancer cell line A549, and breast cancer cell line MCF-7.