The preparation, characterisation and low temperature x-ray structure of Ru-6(eta(2)-mu(4)-CO)(2)(CO)(13)(eta(6)-C(6)Me(6))

被引:12
作者
Blake, AJ [1 ]
Dyson, PJ [1 ]
Ingham, SL [1 ]
Johnson, BFG [1 ]
Martin, CM [1 ]
机构
[1] UNIV EDINBURGH,DEPT CHEM,EDINBURGH EH9 3JJ,MIDLOTHIAN,SCOTLAND
基金
英国工程与自然科学研究理事会;
关键词
crystal structures; Ruthenium cluster; hexamethylbenzene;
D O I
10.1016/0020-1693(95)04512-0
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The new organometallic cluster Ru-6(eta(2)-mu(4)-CO)(2)(CO)(13)(eta(6)-C(6)Me(6)) has been prepared by the thermolysis of Ru-3(CO)(12) with hexamethylbenzene in octane and characterised by a single crystal X-ray diffraction study. If is isostructural with the known cluster Ru-6(eta(2)-mu(4)-CO)(2)(CO)(13)(eta(6)-C(6)H(3)Me(3)) and the metal core constitutes the same tetrahedral Ru-4 unit with two edge-bridging Ru atoms. The mesitylene derivative has been shown to undergo rearrangement to afford the octahedral carbido cluster Ru6C(CO)(14)(eta(6)-C(6)H(3)Me(3)), but this conversion is not observed for the new hexamethylbenzene derivative.
引用
收藏
页码:29 / 32
页数:4
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