Family of Carboxylate- and Nitrate-diphenoxo Triply Bridged Dinuclear Ni<sup>II</sup>Ln<sup>III</sup> Complexes (Ln = Eu, Gd, Tb, Ho, Er, Y): Synthesis, Experimental and Theoretical Magneto-Structural Studies, and Single-Molecule Magnet Behavior
作者:Enrique Colacio、José Ruiz、Antonio J. Mota、María A. Palacios、Eduard Cremades、Eliseo Ruiz、Fraser J. White、Euan K. Brechin
DOI:10.1021/ic3004596
日期:2012.5.21
Seven acetate-diphenoxo triply bridged MII-LnIII complexes (MII = NiII and LnIII = Gd, Tb, Ho, Er, and Y; MII = ZnII and LnIII = HoIII and ErIII) of formula [M(μ-L)(μ-OAc)Ln(NO3)2], one nitrate-diphenoxo triply bridged NiII–TbIII complex, [Ni(μ-L)(μ-NO3)Tb(NO3)2]·2CH3OH, and two diphenoxo doubly bridged NiII-LnIII complexes (LnIII = Eu, Gd) of formula [Ni(H2O)(μ-L)Ln(NO3)3]·2CH3OH have been prepared
七个乙酸盐-联苯氧基三桥联的M II -Ln III配合物(M II = Ni II和Ln III = Gd,Tb,Ho,Er和Y; M II = Zn II和Ln III = Ho III和Er III) [M(μ-L)(μ-OAC)LN(NO 3)2 ],硝酸一个-diphenoxo三重桥接镍II -Tb III络合物,[镍(μ-L)(μ-NO 3)铽(NO 3)2 ]·2CH 3 OH和两个二苯氧基双桥Ni II -Ln III式[Ni(H 2 O)(μ-L)Ln(NO 3)3 ]·2CH 3 OH的配合物(Ln III = Eu,Gd)是由一个室配体N,N ' N ″-三甲基-N,N ″-双(2-羟基-3-甲氧基-5-甲基苄基)二亚乙基三胺(H 2 L)。此外,镍II -Ln III络合物轴承苯甲酸酯或式的9- anthracenecarboxylate桥接基团[镍(μ-L)(μ-BZO)的Dy(NO