三核锰配合物[Mn3O(O2CCHClCH3)6(py)2(H2O)]·2/3H2O的合成,晶体结构及磁性(英文) |
Synthesis, Crystal Structure and Magnetic Property of A Trinuclear Oxo-Centered Mixed-Valuated Manganese Complex [Mn3O(O2CCHClCH3)6(py)2(H2O)]·2/3H2O |
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摘要: 用N-n-Bu4MnO4,醋酸锰,2-氯丙酸在无水乙醇溶剂中合成了三核锰配合物[Mn3O(O2CCHClCH3)6(py)2(H2O)]·2/3H2O(1·2/3H2O)。X-射线单晶衍射确定了其晶体结构。晶体属单斜晶系、C2/c空间群。3个Mn原子构成等腰三角形结构。变温磁化率研究表明配合物1存在反铁磁性交换作用。 |
关键词: 合成 晶体结构 磁性 三核锰配合物 |
基金项目: |
Abstract: The reaction of N-n-Bu4MnO4 with Mn(OAc)2·4H2O and 2-chloropropane acid in nonaqueous solvents leads to the formation of the complex [Mn3O(O2CCHClCH3)6(py)2(H2O)]·2/3H2O (1·2/3H2O). The crystal structure was determined. The complex crystallizes in monoclinic, space group C2/c, unit cell parameters, a=3.593 5(2) nm, b=1.753 40(10) nm, c=2.480 9(2) nm, β=124.78(10)°. An isoceles triangle structure of the complex 1 has an antiferro-magnetic interaction between the three Mn ions. CCDC: 723814. |
Keywords: synthesis crystal structure magnetic property trinuclear manganese(Ⅲ) complex |
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王天维,李一志.三核锰配合物[Mn3O(O2CCHClCH3)6(py)2(H2O)]·2/3H2O的合成,晶体结构及磁性(英文)[J].无机化学学报,2009,25(4):652-655. |
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