Rhenium(I) tricarbonyl complexes of salicylaldehyde semicarbazones: Synthesis, crystal structures and cytotoxicity
作者:Junming Ho、Wan Yen Lee、Kelvin Jin Tai Koh、Peter Peng Foo Lee、Yaw-Kai Yan
DOI:10.1016/j.jinorgbio.2012.10.011
日期:2013.2
A series of N,N-disubstituted salicylaldehyde semicarbazones (SSCs), HOC6H4CHN-NHCONR2, and their rhenium(I) tricarbonyl complexes, [ReBr(CO)3(SSC)], have been synthesised and characterised by IR and 1H NMR spectroscopy. Crystallographic analysis of the complex [ReBr(CO)3(H2Bu2)] (H2Bu2 = SSC where R = Bun) showed that the SSC acts as a bidentate ligand via its imino nitrogen and carbonyl oxygen atoms
合成并表征了一系列N,N-二取代水杨醛半咔唑(SSC)HOC 6 H 4 CH N-NHCONR 2及其their(I)三羰基配合物[ReBr(CO)3(SSC)]。红外和1 H NMR光谱。配合物[ReBr(CO)3(H 2 Bu 2)](H 2 Bu 2 = SSC,其中R = Bu n)的晶体学分析表明,SSC通过其亚氨基氮和羰基氧原子充当二齿配体。[ReBr(CO)3(SSC)]复合物对MOLT-4细胞具有中等至高的细胞毒性(IC 50 = 1–24μM,顺铂为18μM),并且大多数对非癌性人类成纤维细胞无毒。[ReBr(CO)3(H 2 Bnz 2)](Bnz =苄基)的凋亡分析表明,它通过凋亡介导MOLT-4细胞的细胞毒性。配合物[ReBr(CO)3(H 2 Bnz 2)]通过从苯酚OH基团转移到鸟嘌呤N(7)的质子与鸟嘌呤反应。在(CD 3)2 SO中,[ReBr(CO)3(H