A highly photocatalytic polyoxomolybdate compound constructed from novel-type triple helix {Mo4O12}n chains and copper(i)–organic nets
作者:Xiutang Zhang、Liming Fan、Wei Zhang、Yuanshuai Ding、Weiliu Fan、Xian Zhao
DOI:10.1039/c3dt52001c
日期:——
A novel-type 3D polyoxomolybdateâorganic framework, [Cu3(H3tpb)2(tpb)(Mo4O12)]·4H2O}n (1, H3tpb = 1,3,5-tri(1H-pyrazol-3-yl)benzene), was prepared and characterized by elemental analysis, IR spectroscopy, and luminescence analysis. Single-crystal X-ray diffraction analysis reveals that novel neutral triple helix Mo4O12}n chains are encased in bowl-like 2D [Cu3(H3tpb)2(tpb)]n intervals via bond interactions between terminal oxygen atoms and cations of Cu(I), leaving an unprecedented (3,3,5,8)-connected (3·4·68)3(36·46·86·96·104)(43)2(63) topology. Moreover, compound 1 exhibits remarkable photocatalytic activities for decomposition of methylene orange (MO), methylene red (MR), methylene blue (MB), methylene violet (MV), and rhodamine B (RhB) under UV light.
通过元素分析、红外光谱和发光分析,制备并表征了一种新型三维多氧钼酸盐无机框架[Cu3(H3tpb)2(tpb)(Mo4O12)]Â-4H2O}n(1,H3tpb = 1,3,5-三(1H-吡唑-3-基)苯)。单晶 X 射线衍射分析表明,新型中性三螺旋 Mo4O12}n 链通过末端氧原子和 Cu(I)阳离子之间的键相互作用被包裹在碗状二维 [Cu3(H3tpb)2(tpb)]n 间隔中,形成了前所未有的 (3,3,5,8)-connected (3Â-4Â-68)3(36Â-46Â-86Â-96Â-104)(43)2(63) 拓扑结构。此外,化合物 1 在紫外光下分解亚甲基橙 (MO)、亚甲基红 (MR)、亚甲基蓝 (MB)、亚甲基紫 (MV) 和罗丹明 B (RhB) 具有显著的光催化活性。