摘要:
The unique alkylidene complex
[(η
5
-C
5
H
5
)Ta(NEt
2
)
2
(C
5
H
4
)] 2 is prepared in low yield
from the reaction of
[(η
5
-C
5
H
5
)Ta(NEt
2
)
2
Cl
2
] 1 with 2 equiv. of MeLi and is fully characterised
including an X-ray structural determination.