Heterometallic 3d-4f Coordination Polymers Based on 1,4,7-Triazacyclononane-1,4,7-triyl-tris(methylenephosphonate)

被引:24
作者
Su, Yan-Hui [1 ]
Bao, Song Song [1 ]
Zheng, Li-Min [1 ]
机构
[1] Nanjing Univ, Sch Chem & Chem Engn, State Key Lab Coordinat Chem, Nanjing 210093, Jiangsu, Peoples R China
关键词
CRYSTAL-STRUCTURE; METAL; COMPLEXES; LUMINESCENCE; LANTHANIDES; COBALT; CAGES; ION; LA; LN;
D O I
10.1021/ic500356b
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Five heterometallic 3d-4f coordination polymers based on 1,4,7-triazacyclononane-1,4,7-triyl-tris(methylenephosphonic acid) (notpH6) are reported. Compounds [FeLn(notpH)(H2O)(4)]ClO4 center dot 5H(2)O [Ln = Nd (FeNd), Gd (FeGd), Sm (FeSm), Eu (FeEu)] are isostructural. All show layer structures in which the Fe(notpH)(2-) unit serves as a metalloligand to link four equivalent Ln(III) ions into a layer. Compound [CuLa(notpH(2))(H2O)(2)]ClO4 center dot 3H(2)O (CuLa) displays a chain structure, where the Cu(notpH(2))(2-) unit connects the La-III ions into a chain. The magnetic properties of FeLn are studied.
引用
收藏
页码:6042 / 6047
页数:6
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