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Copper-based metal coordination complexes with Voriconazole ligand: Syntheses, structures and antimicrobial properties
Journal of Solid State Chemistry ( IF 3.3 ) Pub Date : 2017-12-27 , DOI: 10.1016/j.jssc.2017.12.029
Yan-Ming Zhao , Gui-Mei Tang , Yong-Tao Wang , Yue-Zhi Cui , Seik Weng Ng

Three new chiral metal coordination complexes, namely, [Cu(FZ)2(CH3COO)2(H2O)]·2H2O (1), [Cu(FZ)2(NO3)2] (2), and [Cu2(FZ)2 (H2O)8](SO4)2·4H2O (3) [FZ = (2R,3S)-2-(2,4-difluorophenyl)-3-(5-fluoro-4-pyrimidiny)-1-(1H-1,2,4-triazol-1-yl)-2-butanol) (Voriconazole)] have been obtained by the reaction of Cu(II) salts and the free ligand FZ at room temperature. Complexes 13 were structurally characterized by X-ray single-crystal diffraction, IR, UV–vis, powder X-ray diffraction (PXRD), and thermogravimetric analysis (TGA). Complex 1 crystallizes in the chiral space group C2, which exhibits a mono-nuclear structure. Both complexes 2 and 3 display a one-dimensional (1D) tape structure, which crystallize in chiral space group P21212 and P212121, respectively. Among these complexes, there exist a variety of hydrogen bonds and stacking interactions, through which a three-dimensional supramolecular architecture will be generated. Compared with the standard (Voriconazole), these Cu-based complexes show the more potent inhibiting efficiency against the species of Candida and Aspergillus. Moreover, among these complexes, complex 1 shows the most excellent efficiency.



中文翻译:

具有伏立康唑配体的铜基金属配位化合物:合成,结构和抗菌性能

三种新的手性金属配位化合物,即[Cu(FZ2(CH 3 COO)2(H 2 O)]·2H 2 O(1),[Cu(FZ2(NO 32 ](2)和[Cu 2FZ2(H 2 O)8 ](SO 42 ·4H 2 O(3)[ FZ =(2 R,3 S)-2-(2,4-二氟苯基)-3 -(5-氟-4-嘧啶)-1-(1通过在室温下使Cu(II)盐与游离配体FZ反应获得[ H -1,2,4-三唑-1-基)-2-丁醇)(伏立康唑)。配合物1 - 3分别结构特征在于X-射线单晶衍射,IR,UV-VIS,粉末X射线衍射(PXRD),和热重分析(TGA)。络合物1在手性空间群C 2中结晶,该手性空间群显示出单核结构。配合物23均显示一维(1D)带状结构,该结构在手性空间群P 2 1 2 1 2和P 2中结晶1 2 1 2 1。在这些配合物中,存在各种氢键和堆积相互作用,通过它们将产生三维超分子结构。与标准品(伏立康唑)相比,这些基于铜的配合物显示出对念珠菌曲霉菌更有效的抑制作用。此外,在这些配合物中,配合物1显示出最优异的效率。

更新日期:2018-01-06
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