Remarkable ‘edge’ ligation of a triphosphacyclopentenyl ring system. Synthesis, crystal and molecular structure of [Ni(η5-P3C2But2 ){η2-P3C2But 2CH(SiMe3)2Me}]
摘要:
In the nickel(II) complex
[Ni(η
5
-P
3
C
2
Bu
t
2
)(η
2
-P
3
C
2
Bu
t
2
CH(SiMe
3
)
2
Me}] the
triphosphacyclopentenyl ring
P
3
C
2
Bu
t
2
CH(SiMe
3
)
2
Me is unexpectedly coordinated to the metal exclusively
via the two adjacent saturated ring phosphorus atoms, rather than
via the 2-phosphaallyl fragment.