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Synthesis and Crystal Structure of [Ca(DMF)6][Mo6Br8Cl6]
引用本文:刘玺,蔡丽珍,郭国聪,李强,黄锦顺. Synthesis and Crystal Structure of [Ca(DMF)6][Mo6Br8Cl6][J]. 结构化学, 2006, 25(1): 90-94
作者姓名:刘玺  蔡丽珍  郭国聪  李强  黄锦顺
作者单位:State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter The Chinese Academy of Sciences Fuzhou Fujian 350002 China,Graduate School of the Chinese Academy of Sciences Beijing 100039 China,State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter The Chinese Academy of Sciences Fuzhou Fujian 350002 China,State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter The Chinese Academy of Sciences Fuzhou Fujian 350002 China,State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter The Chinese Academy of Sciences Fuzhou Fujian 350002 China,State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter The Chinese Academy of Sciences Fuzhou Fujian 350002 China
基金项目:中国科学院资助项目;福建省自然科学基金
摘    要:1INTRODUCTION Molybdenum(II)halide clusters containing[Mo6-X8]4 cores have been the subject of interest for over five decades[1].This octahedral cluster-type comple-xes comprise an important,and in a sense archetypal,class of higher nuclearity transition metal cluster com-plexes.Their high symmetry,photochemical and pho-tophysical properties as well as structural relation-ships to cluster complexes of other elements exhibit significant interest[2].In addition,there is a structural simila…

关 键 词:合成  晶体结构  [Ca(DMF)6][Mo6Br8Cl6]  氢链    钙配合物

Synthesis and Crystal Structure of [Ca(DMF)6][Mo6Br8Cl6]
LIU Xi,CAI Li-Zhen,GUO Guo-Cong,LI Qiang,HUANG Jin-Shun. Synthesis and Crystal Structure of [Ca(DMF)6][Mo6Br8Cl6][J]. Chinese Journal of Structural Chemistry, 2006, 25(1): 90-94
Authors:LIU Xi  CAI Li-Zhen  GUO Guo-Cong  LI Qiang  HUANG Jin-Shun
Affiliation:1. State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter,The Chinese Academy of Sciences, Fuzhou, Fujian 350002, China;Graduate School of the Chinese Academy of Sciences, Beijing 100039, China
2. State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter,The Chinese Academy of Sciences, Fuzhou, Fujian 350002, China
Abstract:The reaction of MoBr2 with CaCl2 in DMF (N, N'-dimethylformamide) gives the cluster complex [Ca(DMF)6][Mo6Br8Cl6] 1 by using standard Schlenk techniques. This cluster complex crystallizes in triclinic, space group (P1) with a = 10.329(4), b = 10.349(4), c = 12.510(5) (A), α = 103.793(5), β = 98.562(3), γ = 98.268(5)°, V = 1261.5(9)(A)3, Dc = 2.509 g/cm3, Z = 1, C18H42Br8CaCl6Mo6N6O6, Mr = 1906.28, μ = 8.236 mm-1, λ(MoKα) = 0.71073(A)and F(000) = 894. The final R = 0.0589 and wR = 0.1458 for 2759 observed reflections with I > 2σ(I). The structure is composed of isolated octahedral coordination cations and discrete cluster anions, and these two kinds of ions connect each other to form a 3-D framework with similar packing patterns as CsCl through weak C-H…X (X = Br, Cl) hydrogen bonds.
Keywords:cluster  hydrogen bond  molybdenum  structure
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