Co-ordination of heavier alkali metals by polyimido antimony(III) ligands;: syntheses and structures of [{Sb2(NC6H11)4}2M4] (M = Li or Na), Li[{(Me2N)Sb(μ-NC6H11)2}2Sb] and M[{(C6H11NH)Sb(μ-NC6H11)2}2Sb]•2thf (M = K or Rb)

被引:23
作者
Bashall, A
Beswick, MA
Harmer, CN
Hopkins, AD
McPartlin, M
Paver, MA
Raithby, PR
Wright, DS
机构
[1] Univ Cambridge, Chem Lab, Cambridge CB2 1EW, England
[2] Univ N London, Sch Appl Chem, London N7 8DB, England
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 1998年 / 08期
关键词
D O I
10.1039/a708496j
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The in situ reactions of MCH2Ph (M = Na, K or Rb) with C6H11NH2 in toluene followed by the addition of the appropriate stoichiometric quantity of Sb(NMe2)(3) gave the new heterobimetallic antimony(III)/alkali metal complexes [{Sb-2(NC6H11)(4)}(2)Na-4] and M[{(C6H11NH)Sb(mu-NC6H11)(2)}(2)Sb]. 2thf (M = K or Rb). Comparison of the crystal structures of these species with those of the lithium complexes [{Sb-2(NC6H11)(4)}(2)Li-4] and Li[{(C6H11NH)-Sb(mu-NC6H11)(2)}(2)Sb} reveals that the geometries of these heterobimetallic cages are fundamentally dictated by the rigidity of the [Sb-2(NC6H11)(4)](2-) and [{(C6H11NH)Sb(mu-NC6H11}(2)Sb](-) anions.
引用
收藏
页码:1389 / 1394
页数:6
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