Nitrogen-containing flavonoid analogues as CDK1/cyclin B inhibitors: Synthesis, SAR analysis, and biological activity
作者:Shixuan Zhang、Jigang Ma、Yongming Bao、Puwen Yang、Liang Zou、Kangjian Li、Xiaodan Sun
DOI:10.1016/j.bmc.2008.06.055
日期:2008.8
A series of nitrogen-containing flavonoid analogues were designed and synthesized by Mannich reaction, and screened for the inhibitory activities of cyclin-dependent kinases using a FRET-based biochemical assay method. The results showed that C-8 nitrogen-containing baicalein analogues 3a-3f exhibited potent CDK1/Cyclin B inhibitory activities. 5,6,7-Trihydroxy-8-(dimethylaminomethyl)-2-phenyl-4H-chromen-4-one
通过曼尼希反应设计和合成了一系列含氮类黄酮类似物,并使用基于FRET的生化分析方法筛选了细胞周期蛋白依赖性激酶的抑制活性。结果表明,C-8含氮黄ical素类似物3a-3f表现出有效的CDK1 / Cyclin B抑制活性。5,6,7-三羟基-8-(二甲基氨基甲基)-2-苯基-4H-铬n-4-1 3a,5,6,7-三羟基-8-(吡咯烷基甲基)-2-苯基-4H-铬n- 4-one 3b和5,6,7-三羟基-8-(哌啶基甲基)-2-苯基-4H-chromen-4-one 3c(IC(50)1.05-1.28 microM)的效力是黄ical素2的约六倍(IC(50)6.53 microM)。5,6,7-三羟基-8-(吗啉代甲基)-2-苯基-4H-chromen-4-one 3d,5,6,7-三羟基-8-(硫代吗啉代)-2-苯基-4H-chrom en- 4个3e和5,6,