Their structure were characterized by elementary analysis, IR, 1H NMR and MS.The data of IR indicate that these carboxyl groups are monodentate ligands.

• ,用元素分析、红外光谱、核磁共振氢谱和质谱表征了这些配合物的结构,红外光谱数据表明,配体杂环羧酸根是以单齿形式与锗原子配位。