MOLECULAR-STRUCTURE OF N-TRIMETHYLSILYLIMINO-TRIMETHYLPHOSPHORANE IN GAS-PHASE

被引:20
作者
ASTRUP, EE [1 ]
BOUZGA, AM [1 ]
STARZEWSKI, KAO [1 ]
机构
[1] UNIV FRANKFURT,INST ANORGAN CHEM,D-6000 FRANKFURT,FED REP GER
关键词
D O I
10.1016/0022-2860(79)80268-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The molecular structure of N-trimethylsilylimino-trimethylphosphorane has been investigated in the gas phase by the electron diffraction method. The PNSi skeleton is bent and the barrier to inversion is probably only about 10 kJ mole-1. The most important parameters are the following: ra(PN) = 1.542(5) Å, ra(SiN) = 1.705(5) Å, ra(PC) = 1.804(3) Å, ra(SiC) = 1.881(3) Å, ra(CH) = 1.086(4) Å, ∠ PNSi = 144.6(1.1)°, ∠ NPC = 115.7(1.1)°, ∠ NSiC = 110.7(0.4)°, δ C(3)PNSi = 29.8(9.4)°, δ C(6)SiNP = 30.3(10.6)°. © 1979.
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页码:51 / 59
页数:9
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