Novel (silylimino)diarylphosphoranyl(trimethylsilyl)methyl-C,N ligands [CH(SiMe3)PPh2NSiMe3] − ([LL′]−) and [CH(SiMe3){Ph(1,2-C6H4)P NSiMe2}]− ([LL″]−) and the structures of [Li(LL″)]2 and [Pb(LL′)2]
作者:Peter B. Hitchcock、Michael F. Lappert、Zhong-Xia Wang
DOI:10.1039/a700609h
日期:——
Metal complexes containing the ligands
[CH(SiMe
3
)PPh
2
NSiMe
3
]
-
[LLâ²]
-
} and
[CH(SiMe
3
)Ph(1,2-C
6
H
4
)P
NSiMe
2
}]
-
[LLâ³]
-
} are reported [from, as
initial precursor,
CH
2
(SiMe
3
)PPh
2
NSiMe
3
]:
Li(LLâ²), K(LLâ²), [Li(LLâ³)]
2
4,
Pb(LLâ²)
2
5 and
Pb(LLâ³)
2
; mass and multinuclear NMR
spectra and single-crystal X-ray diffraction data for 4 (a fused tricyclic
complex having a central LiNLiN ring) and 5 are
presented.
报告了含有配体 [CH(SiMe 3 )PPh 2 NSiMe 3 ] - [LLâ²] - } 和 [CH(SiMe 3 )Ph(1,2-C 6 H 4 )P NSiMe 2 }] - [LLâ³] - } 的金属配合物[以 CH 2 (SiMe 3 )PPh 2 NSiMe 3 ]为初始前体:
Li(LLâ²)、K(LLâ²)、[Li(LLâ³)] 2 4、Pb(LLâ²) 2 5 和 Pb(LLâ³) 2 的质量和多核 NMR 光谱以及单晶 X 射线衍射数据。