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Hydrothermal synthesis and structural characterization of two 1-D and 2-D Dawson-based phosphotungstates

  • Jun Wei Zhao
  • , Shou Tian Zheng
  • , Wei Liu
  • , Guo Yu Yang*
  • *此作品的通讯作者
  • CAS - Fujian Institute of Research on the Structure of Matter
  • Shandong University of Technology

科研成果: 期刊稿件文章同行评审

摘要

Two new Dawson-based phosphotungstates (H2en)0.5H[Cu(en)2(H2O)]2{[Cu(en)2](α1-P2W17CuO61)}·8H2O (1) (en=ethylenediamine) and [4,4′-H2bpy]2{[Cu(4,4′-bpy)3][Cu(4,4′-bpy)4(H2O)2]2[Cu(4,4′-bpy)][α-P2W18O62]2}·6H2O (2) (4,4′-bpy=4,4′-bipyridine) have been hydrothermally synthesized and structurally characterized. 1 crystallizes in the triclinic space group P-1 with a=11.7626(17), b=13.246(2), c=29.350(5) Å, α=87.355(5), β=79.583(5), γ=66.993(3)°, V=4138.3(11) Å3, Z=2, GOF=1.089, R1=0.0563 and wR2=0.1505, whereas 2 belongs to the orthorhombic space group Iba2 with a=22.277(8), b=47.04(2), c=22.153(8) Å, V=23215(17) Å3, Z=4, GOF=1.051, R1=0.0627 and wR2=0.1477. 1 consists of a 1-D linear chain structure constructed from monocopperII-substituted Dawson polyoxoanions, while 2 represents the first 2-D sheet-like structure with a (4,4)-connected topological net built up from plenary Dawson-type polyoxoanions and CuII-4,4′-bpy complex cations in polyoxometalate chemistry.

源语言英语
页(从-至)637-645
页数9
期刊Journal of Solid State Chemistry
181
3
DOI
出版状态已出版 - 3月 2008
已对外发布

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