Anion templated synthesis of Ni/Pd containing metalla-macrocycles

被引:50
作者
Cheng, ST [1 ]
Doxiadi, E [1 ]
Vilar, R [1 ]
White, AJP [1 ]
Williams, DJ [1 ]
机构
[1] Univ London Imperial Coll Sci Technol & Med, Dept Chem, London SW7 2AY, England
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 2001年 / 15期
关键词
D O I
10.1039/b102633j
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The anion templated synthesis of the nickel/palladium-based metalla-macrocycles [Pd2Ni2(atu)(4)(PPh3)(4)X](3+) (X=Cl, 1; Br, 2; I, 5; atu=deprotonated amidinothiourea) is reported. In the presence of other anions such as CF3SO3- or NO3- the formation of the simple complex Pd(Hatu)X-2 (X=CF3SO3- or NO3-) is observed. Structural characterisation of two of the mixed-metal compounds (1 and 2, where X=Cl and Br respectively) confirmed square arrangements for the metalla-macrocycles and revealed some interesting features in the molecular structure of the species. The encapsulated anions inside the metalla-macrocycles have been demonstrated to be mobile in solution and halide exchange reactions have been carried out.
引用
收藏
页码:2239 / 2244
页数:6
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