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.
用 Na[Ru(η-C 5 H 5 )(CO) 2 ]处理(µ 3 -卤代甲酰基)三
钴簇化合物 (µ 3 -X-C)Co 3 (CO) 6 L 3,可生成七核 (µ 5 -C)(η-C 5 H 5 ) 2 Ru 2 - Co 4 Hg(CO) 13 2 [X = Br. L 3 = (CO) 3 ]和四核碳化物簇化合物 (η-C 5 H 5 )(CO) 2 Ru(µ 4 -C)C o 3 - (CO) 6 tpm;L 3 = (CO) 3 ]和四核碳化物簇化合物 (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) ];后一种复合物 4 是第一个具有结构特征的四面体 sp 3 碳化物簇化合物的实例。