Structure and Dynamics in a Bis(perfluoroalkyl)triazapentadiene Methylmercury Compound
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https://figshare.com/articles/dataset/Structure_and_Dynamics_in_a_Bis_perfluoroalkyl_triazapentadiene_Methylmercury_Compound/3340075
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资源简介:
The compound [Ph2N3C2(C3F7)2]HgCH3 was synthesized from Na[Ph2N3C2(C3F7)2] and CH3HgCl. In solution, it exists as a mixture of two isomers that interconvert slowly on the NMR
time scale. Both isomers feature a η1-Ph2N3C2(C3F7)2 ligand. In the asymmetrical one, the
CH3Hg group is bonded to one of the two terminal nitrogen atoms. In the more stable
symmetrical isomer, [PhNC(C3F7)]2NHgCH3, mercury is attached to the central nitrogen
atom. It is this isomer that crystallizes and that was characterized by X-ray diffraction.
Thermodynamic parameters for the CH3Hg shift reaction were obtained by DNMR
spectroscopy. 19F NMR spectra were analyzed. A metallotropic rearrangement was not
observed in [Ph2N3C2(C3F7)2]AuPPh3.
创建时间:
2004-05-10



