Water-Soluble Mixed-Ligand Ruthenium(II) and Osmium(II) Arene Complexes with High Antiproliferative Activity
作者:Raffael Schuecker、Roland O. John、Michael A. Jakupec、Vladimir B. Arion、Bernhard K. Keppler
DOI:10.1021/om800774t
日期:2008.12.22
synthesis of ruthenium(II) and osmium(II) arene complexes of the general formula [(η6-p-cymene)M(oxine)(Hazole)]X, where M = Ru, Os; oxine = deprotonated 8-hydroxyquinoline, and Hazole = azole heterocycle, i.e., pyrazole (Hpz), indazole (Hind), imidazole (Him), benzimidazole (Hbzim), or 5,6-dimethylbenzimidazole (Hdmbzim); X = CF3SO3−, PF6−, or Cl−, combining ligands involved in metal-based complexes that
钌的合成(II)和锇(II)芳烃通式的配合物[(η 6 - p -cymene)M(喔星)(Hazole)] X,其中M =钌,锇; oxine =去质子化的8-羟基喹啉,Hazole =唑杂环,即吡唑(Hpz),吲唑(Hind),咪唑(Him),苯并咪唑(Hbzim)或5,6-二甲基苯并咪唑(Hdmbzim);X = CF 3 SO 3 -,PF 6 -,或Cl -据报道,结合了目前正在临床开发中的金属基配合物所涉及的配体。这些化合物已通过元素分析,ESI质谱,光谱学(IR,UV-vis,NMR)和X射线晶体学进行了全面表征。进行这些配合物的合成是为了在水溶性和亲脂性之间取得平衡。钌(II)和(II)化合物在肿瘤细胞系CH1和SW480中表现出出色的细胞毒性作用,IC 50值在3.3至9.4μM之间。如所预期的,这些化合物是水溶性的,在水介质中没有水解或配体交换的迹象,这使其成为值得进一步开发的候选化合物。的配合物[(η