Synthesis, crystal structures and photocatalytic properties of four silver(I) coordination polymers based on semirigid bis(pyrazole) and carboxylic acid co-ligands
作者:Dian-Heng Huan、Yan-Qin Zhao、Gui-Ying Dong、Fu-Jun Yin、Sheng-Chun Wang
DOI:10.1007/s11243-016-0071-2
日期:2016.9
Abstract Four Ag(I) coordination polymers, formulated as [Ag(L1)(tpa)0.5]n (1), [Ag(L2)(ndc)0.5]·0.5H2ndc}n (2), [Ag(L3)0.5(ndc)0.5]n (3) and [Ag(L3)]·H3bptc}n (4) (L1 = 4,4′-bis(pyrazole-1-ylmethyl)-biphenyl, L2 = 4,4′-bis(3,5-dimethylpyrazol-1-ylmethyl)-biphenyl, L3 = 1,4-bis(3,5-dimethylpyrazol-1-ylmethyl)benzene, H2tpa = terephthalic acid, H2ndc = 2,6-naphthalenedicarboxylic acid, H4bptc = 3
摘要 四种 Ag(I) 配位聚合物,公式为 [Ag(L1)(tpa)0.5]n (1), [Ag(L2)(ndc)0.5]·0.5H2ndc}n (2), [Ag(L3) )0.5(ndc)0.5]n (3) 和 [Ag(L3)]·H3bptc}n (4) (L1 = 4,4'-双(吡唑-1-基甲基)-联苯,L2 = 4,4 '-双(3,5-二甲基吡唑-1-基甲基)-联苯,L3 = 1,4-双(3,5-二甲基吡唑-1-基甲基)苯,H2tpa = 对苯二甲酸,H2ndc = 2,6-萘二甲酸, H4bptc = 3,3',4,4'-联苯四甲酸),已被水热合成和结构表征。复合体 1 具有罕见的双节点 (4,4) 连接 2D 4,4L10 拓扑网络,点符号为 32·4.62·7}232·62·72}。配合物2具有折叠梯状链结构,通过O-H···O氢键和π···π堆积相互作用进一步扩展为3D超分子网络。配合物