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The Influence on NMR Parameters of Silicon Penta Coordination in Silatranes
Authors:V A Pestunovich  S N Tandura  M G Voronkov  V P Baryshok  G I Zelchan  V I Glukhikh
Institution:Institute of Organic Chemistry, Siberian Division Ac. Sci. USSR , 664033, Irkutsk, USSR
Abstract:1H, 13C, 19F and 29Si NMR chemical shifts and coupling constants for Si-substituted silatranes, XSi(OCH2CH2)3N, and triethoxysilanes, XSi(OCH2CH3)3, where X = H, CH3, and F have been studied. Expansion of the coordination numbers of silicon and tin leads to similar changes in the NMR parameters.
Keywords:1H  13C  19F  29Si NMR  Coupling Constants  Silatranes
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