Cadmium(II) complex with 2-methyl-1H-4,5-imidazoledicarboxylic acid ligand: synthesis, characterization, and biological activity

被引:11
作者
Ma, Chi [1 ]
Liang, Shi-Kai [1 ]
Zhao, Fu-Chen [1 ]
Meng, Yang [1 ]
Li, Ying-Ying [1 ]
Zhu, Ming-Chang [1 ]
Gao, En-Jun [1 ]
机构
[1] Shenyang Univ Chem Technol, Dept Coordinat Chem, Int Key Lab Shenyang Inorgan Mol Based Chem, Shenyang, Peoples R China
关键词
Cd(II) complex; DNA binding; Biological activity; DNA-BINDING; PLATINUM(II) COMPLEXES; SPECTRAL PROPERTIES; ANTITUMOR AGENTS; POLYPYRIDYL COMPLEXES; ANTICANCER ACTIVITY; ORGANIC FRAMEWORKS; CRYSTAL-STRUCTURES; CD(II) COMPLEXES; HYDROGEN-BOND;
D O I
10.1080/00958972.2014.970540
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Complex binding to DNA in an intercalative mode A coordination polymer, [Cd(L)(2)(H2O)(2)](n) (HL = 2-methyl-1H-4,5-imidazoledicarboxylic acid), was prepared from reactions of Cd(NO3)(2) with L at room temperature. It was characterized by IR spectra and elemental analysis. The complex was structurally characterized by X-ray single-crystal diffraction revealing that the complex crystallizes in monoclinic with P2(1)/c space group, a = 12.203(10) angstrom, b = 9.332(8) angstrom, c = 7.554(7) angstrom, beta = 100.894(2) angstrom, V = 844.7(13) angstrom(3), Z = 2. Fluorescence and UV absorption spectroscopy indicated that the complex can bind to fish sperm DNA. Gel electrophoresis assay demonstrated the ability to cleave the HL-60 plasmid DNA. Apoptotic study showed that the complex exhibited significant cancer cell (JEKO and KB) inhibitory rate.
引用
收藏
页码:3551 / 3564
页数:14
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