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以苯硒酚为配体的四核银簇合物[Me4N]2[Ag4(SePh)6]·CH3OH的合成与晶体结构

Synthesis and Crystal Structure of a Tetranuclear Silver Cluster Complex with Selenophenolate Ligand 2 CH3OH

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【作者】 金祥林汤卡罗龙耀玲梁宇唐有祺

【Author】 JIN XiangLin, TANG KaLuo*, LONG YaoLing, LIANG Yu, TANG YouQi (Institute of Physical Chemistry, Peking University, Beijing, 100871)

【机构】 北京大学物理化学研究所

【摘要】 合成了以苯硒酚为配体的四核银簇阴离子化合物[Me4N]2[Ag4(SePh)6]·CH3OH,并用X射线单晶衍射法测定了其晶体结构.簇阴离子的核心Ag4Se6是由4个Ag原子组成的四面体内接于6个Se原子组成的变形八面体中,形成了类金刚烷型结构

【Abstract】 The title complex was prepared from the reaction of PhSeH, Et3N, AgNO3 and Me4NCl in CH3CN/MeOH under a nitrogen atmosphere. The colorless, airsensitive crystal belongs to the monoclinic system with space group P21/c, a=1.709 4(3) nm, b=1562 6(3) nm, c=2.123 7(4) nm, =110.83(3), V=5.301 7(17) nm3, Dc=1.940 g/cm3, Z=4. The final R is 0.080 9 for 6 938 reflection. The structure of the title complex is built up by Ag4Se6 adamatanetype cluster anion and bulky cation. The structure of the title cluster anion 2- can be considered as a tetrahedron of silver atoms inscribed in a distorted octahedron of selenium atoms. The silver atoms are in a distorted trigonal planar coordination by three 2selenium atoms.

【基金】 国家自然科学基金
  • 【文献出处】 高等学校化学学报 ,CHEMICAL RESEARCH IN CHINESE UNIVERSITIES , 编辑部邮箱 ,1999年06期
  • 【分类号】O614.122
  • 【被引频次】5
  • 【下载频次】106
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