15N and 31P magnetic resonance spectra of P(N(CH3)2)3) in liquid crystal. Geometry and phosphorus chemical shift anisotropy |
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| Authors: | André Cogne Jean-Bernard Robert Laurent Wiesenfeld |
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| Institution: | Laboratoire de Chimie Organique Physique, Départment de Recherche Fondametale, Centre d''Etudes Nucléaires de Grenoble (ERA no. 674 CNRS), F.38041 Genoble-Cedex, France |
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| Abstract: | The 15N and 31P NMR spectra of the triply 15N labelled molecule P(N(CH3)2)3 oriented in a nematic phase, is reported. The NPN bond angle is found equal to 97.6 ± 0.3 ° and the 31P chemical shift tensor anisotropy Δσ equal to 80 ± 15 ppm. |
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