An insight to the role of perchlorate counter ions and different non-covalent interactions in the solid state structures of mono-anionic malonic acid bridged trinuclear mixed valence cationic complexes of cobalt with tetradentate N2O2 donor ligands
作者:Sudip Bhunia、Rosa M. Gomila、Antonio Frontera、Shouvik Chattopadhyay
DOI:10.1016/j.ica.2022.121324
日期:2023.3
centrosymmetric cobalt(III)-cobalt(II)-cobalt(III) complexes, [CoII(μ-L1)(μ-OOCCH2COOH)CoIII(DMF)}2](ClO4)2⋅2DMSO (1) and [CoII(μ-L2)(μ-OOCCH2COOH)CoIII(DMF)}2](ClO4)2⋅2DMSO (2) have been synthesized using tetradentate N2O2 donor ‘reduced Schiff base’ ligands, H2L1 (2,2-dimethyl-1,3-propanediyl)bis(iminomethylene)bis(phenol) and H2L2 (2,2-dimethyl-1,3-propanediyl)bis(iminomethylene)bis(4-chlorophenol)
两个线性混合价三核中心对称钴(III)-钴(II)-钴(III)配合物,[Co II (μ-L 1 )(μ-OOCCH 2 COOH)Co III (DMF)} 2 ](ClO 4 ) 2 ⋅2DMSO (1)和 [Co II (μ-L 2 )(μ-OOCCH 2 COOH)Co III (DMF)} 2 ](ClO 4 ) 2 ⋅2DMSO (2)已使用四齿 N 合成2 O 2供体“还原型席夫碱”配体,H 2 L 1(2,2-二甲基-1,3-丙二基)双(亚氨基亚甲基)双(苯酚)和H 2 L 2 (2,2-二甲基-1,3-丙二基)双(亚氨基亚甲基)双(4-氯苯酚),和丙二酸作为阴离子共配体。复合物已通过光谱测量进行表征,其固态结构已通过单晶 X 射线衍射分析确定。使用 DFT 计算分析了在两种复合物的固态结构中观察到的一些超分子组装,特别是 CH 3 ···π 和 Cl···Cl 相互作用。QTAIM