Synthesis and structural characterization of a tetrahedral sp3 carbide cluster compound
Abstract
Treatment of the (µ
3
-halomethylidyne)tricobalt cluster
compound
(µ
3
-X–C)Co
3
(CO)
6
L
3
with Na[Ru(η-C
5
H
5
)(CO)
2
] produces the
heptanuclear
(µ
5
-C)(η-C
5
H
5
)
2
Ru
2
- Co
4
Hg(CO)
13
2 [X = Br; L
3
=
(CO)
3
] and tetranuclear carbide cluster compound
(η-C
5
H
5
)(CO)
2
Ru(µ
4
-C)C
o
3
- (CO)
6
(tdpm) 4 [X = Cl; L
3
=
CH(PPh
2
)
3
(tdpm)], via substitution of
µ
3
-X–C; the latter complex 4 is the first example of a
structurally characterized tetrahedral sp
3
carbide cluster
compound.
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