Syntheses and characterization of homodinuclear manganese and cobalt complexes bridged by a hemiacetal or by an acetato group in a μ-(η2:η1) bridging mode
作者:Armando M Guidote、Ken-ichi Ando、Yasuhiko Kurusu、Hirotaka Nagao、Yoshiro Masuyama
DOI:10.1016/s0020-1693(01)00294-8
日期:2001.3
methoxy(2-pyridyl)methoxo, was prepared from bis[3-(2-pyridylmethyleneamino)phenyl] sulfone (BPMAPS), 2-pyridinecarbaldehyde, and manganese(II) acetate in methanol. The complexes Mn2(BPMAPS)(μ-OAc)2(μ-1,1-OAc)(η1-OAc) (2) and Co2(BPMAPS)(μ-OAc)2-[μ-(η2:η1)OAc](η1-OAc) (3) were prepared from manganese(II) acetate and cobalt(II) acetate, respectively, with BPMAPS in methanol. All three complexes were characterized
由双[3-(2-吡啶基亚甲基氨基)制备的络合物[Mn 2(BPMAPS)(μ-OAc)2(hemi)] PF 6(1),其中半为半缩醛基,甲氧基(2-吡啶基)甲氧基。 )苯基]砜(BPMAPS),2-吡啶甲醛和甲醇中的乙酸锰(II)。复合物的Mn 2(BPMAPS)(μ-OAC)2(μ-1,1- OAC)(η 1 -OAc)(2)和Co 2(BPMAPS)(μ-OAC)2 - [μ-(η 2:η 1)OAC](η 1 -OAc)(3分别由乙酸锰(II)和乙酸钴(II)与BPMAPS在甲醇中制备。通过元素分析,FT-IR,MS,UV-Vis光谱和X射线晶体学对这三种复合物进行了表征。配合物1的锰离子通过半缩醛通过烷氧基的氧原子与吡啶基团的氮原子配位至其中一个锰原子桥接。配合物的金属离子2和3是由乙酸基团在μ-1,1-或μ-η桥接2 η:1点,分别的模式。