MOLECULAR-STRUCTURE OF MONOMERIC (PENTAMETHYLCYCLOPENTADIENYL)ALUMINUM(I) BY GAS-PHASE ELECTRON-DIFFRACTION

被引:74
作者
HAALAND, A [1 ]
MARTINSEN, KG [1 ]
SHLYKOV, SA [1 ]
VOLDEN, HV [1 ]
DOHMEIER, C [1 ]
SCHNOCKEL, H [1 ]
机构
[1] UNIV KARLSRUHE,INST INORGAN CHEM,D-76128 KARLSRUHE,GERMANY
关键词
D O I
10.1021/om00006a065
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Gas-phase electron diffraction data of Cp*Al = (C(5)Me(5))AL, Me = CH3, recorded with reservoir and nozzle temperatures of 139 +/- 4 degrees C, show that the gas consists of monomeric (eta(5)-Cp*)Al units. Least-squares refinements of a molecular model of C-5v symmetry yield the bond distances AI-C = 238.8(7), C-C(endocyclic) = 141.4(5), and C-C(exocyclic) = 152.9(5) pm and a perpendicular metal-to-ring distance of 206.3(9) pm.
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页码:3116 / 3119
页数:4
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