Structure of Mn(II), Co(II), Ni(II), and Cu(II) complexes with triformylmethane

被引:1
|
作者
Tretyakov, E. V. [1 ]
Tolstikov, S. E. [1 ]
Romanenko, G. V. [1 ]
Bogomyakov, A. S. [1 ]
Sagdeev, R. Z. [1 ,2 ]
Novotortsev, V. M. [2 ]
Ovcharenko, V. I. [1 ,2 ]
机构
[1] Russian Acad Sci, Siberian Div, Int Tomog Ctr, Novosibirsk, Russia
[2] Russian Acad Sci, NS Kurnakov Inst Gen & Inorgan Chem, Moscow 117901, Russia
关键词
manganese(II) complexes; cobalt(II) complexes; nickel(II) complexes; copper(II) complexes; 1,3-dicarbonyl compounds; X-ray diffraction analysis; METAL-COMPLEXES; CU-II; NITROXIDES;
D O I
10.1134/S0022476613010149
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Previously unknown [ML2(H2O) (n) ] bischelates, where M is Mn(II), Co(II), Ni(II), or Cu(II) and L is deprotonated triformylmethane, are studied by X-ray diffraction analysis. It is revealed that in the crystals of all compounds there are multiple hydrogen bonds linking bischelate molecules into polymer layers or a single framework. The character of the temperature dependence of the effective magnetic moment [ML2(H2O) (n) ] indicates the existences of weak intracrystalline exchange interactions between the unpaired electrons of the paramagnetic centers.
引用
收藏
页码:104 / 109
页数:6
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