Synthesis and characterisation of the novel mixed-metal cluster [Ru5Rh(CO)12(µ-CO)(µ4-η 2-CO)2(η5-C5 Me5)]
Abstract
The reaction of the octahedral dianion
[Ru
6
(CO)
18
]
2-
with the dication
[Rh(η
5
-C
5
Me
5
)(MeCN)
3
]
2+
afforded the novel mixed-metal cluster
[Ru
5
Rh(CO)
12
(µ-CO)(µ
4
-η
2
-CO)
2
(η
5
-C
5
Me
5
)],
which has been shown by an X-ray analysis to contain a bi-edge bridged
tetrahedral framework, with the
Rh(η
5
-C
5
Me
5
) unit at the apex of
the tetrahedron, and two µ
4
-η
2
-CO capping
carbonyl ligands.
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