银配合物,膦配体,光催化,降解,甲基橙," /> 银配合物,膦配体,光催化,降解,甲基橙,"/> silver complex, ,phosphine ligand, ,photocatalysis, ,degradation, ,methyl orange,"/>
笼状银配合物的合成及光催化应用
沈阳化工大学学报 ›› 2024, Vol. 38 ›› Issue (2): 110-113.doi: 10.3969/j.issn.2095-2198.2024.02.003
笼状银配合物的合成及光催化应用
沈阳化工大学 化学工程学院, 辽宁 沈阳 110142
Synthesis and Photocatalytic Application of Cage Silver Complex
Shenyang University of Chemical Technology, Shenyang 110142, China
摘要:
以水杨醛、溴乙胺氢溴酸盐、1-正丁基咪唑为原料合成配体SN-Br,利用溶剂热法合成笼状银配合物[Ag4(PPh3)4Br4].利用X-射线单晶衍射、能谱、热重等分析方法对目标配合物进行了表征.结构分析表明:目标配合物属于正交晶系,空间群为Pcnb,晶胞参数a=18.208 nm,b=18.490 nm,c=21.117 nm,α=β=γ=90°,V=7 109.37 nm3,Z=24,4个Ag原子和4个三重桥联的Br原子交错排布,每个Ag原子与3个Br原子配位,进一步与膦配体配位形成笼状结构.对[Ag4(PPh3)4Br4]配合物进行光催化性能测试,发现其在紫外光照射下对甲基橙溶液的降解效果良好,降解率为96.8%.
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