Octalanthanide wheels supported by p-tert-butylsulfonylcalix[4]arene

被引:106
作者
Kajiwara, T [1 ]
Wu, HS
Ito, T
Iki, N
Miyano, S
机构
[1] Tohoku Univ, Grad Sch Sci, Dept Chem, Aoba Ku, Sendai, Miyagi 9808578, Japan
[2] Tohoku Univ, Grad Sch Engn, Dept Biomol Engn, Aoba Ku, Sendai, Miyagi 9808579, Japan
关键词
calixarenes; cluster compounds; lanthanides; macrocycles; magnetic properties;
D O I
10.1002/anie.200353449
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A cluster-forming ligsnd, p-tert-butylsulfonylcalix[4]arene (H 4L), allows the formation of lanthanide wheels whose cluster cores contain eight lanthanide ions (GdIII, SmIII, Nd III or PrIII; shown in green in the picture) connected by L4- ions, which act as both a tetradentate and a bisbidentate μ3-ligand, and eight bridging acetate groups. The wheels form by a step-by-step" process via the mononuclear subunit {Ln(L)} -."
引用
收藏
页码:1832 / 1835
页数:4
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