以AgCl与柔性配体1,2-二(4-吡啶)乙烷(bpe)为原料,在1∶1的甲醇-水混合溶剂中超声反应合成了一个新的无机-有机杂化聚合物[Ag3Cl3(BPE)2]n(1),并对该配合物进行了元素分析、红外光谱分析、热重分析、发光测试以及晶体结构研究。配合物属于三斜晶系,P1空间群,a=0.998 8(2)nm,b=1.115 1(2)nm,c=1.269 5(3)nm,α=64.27(3)°,β=85.71(3)°,γ=86.70(3)°,V=1.269 7(5)nm3,Z=2。单晶结构分析表明,该化合物1含有一维的(Ag6Cl6)n链,双氮配体BPE进一步连接该一维链形成了二维双层结构。固体发光性能测试表明,该化合物在385 nm光激发下能发出峰值为525 nm的黄光。此外,热分析表明,该化合物热稳定性可达到170℃。
Using the flexible dipyridyl ligand 1,2-bis(4-pyridyl)ethane(bpe),a hybrid silver chloride [Ag3Cl3-(bpe)2]n(1) has been synthesized by ultrasonic method.The experimental results indicate that it belongs to triclinic system with space group P1.The structure of complex 1 features 1D(Ag6Cl6)n chains,which are further linked by bipodal spacers bpe to form a 2D bilayer structure.In addition,the complex 1 shows a strong yellow emission band that peaks at 525 nm(λex=385 nm) in the solid state at room temperature,and it is thermally stable below 170 ℃.