Syntheses and molecular structures of some di(amidino)monosilanes

Autor: Bös Markus, Herbig Marcus, Böhme Uwe, Kroke Edwin
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Main Group Metal Chemistry, Vol 44, Iss 1, Pp 228-238 (2021)
Druh dokumentu: article
ISSN: 0792-1241
2191-0219
DOI: 10.1515/mgmc-2021-0024
Popis: The syntheses of three different amidinosilanes of the type Me2Si[N=C(Ph)R]2 with R = pyrrolidino, morpholino, and diethylamino and one derivative with the composition R2Si[N=C(Ph)R]2 with R = morpholino are reported. These compounds were prepared in one-pot syntheses including three consecutive steps. All products are analysed by single crystal X-ray diffraction, NMR, and Raman spectroscopy. The Si–N=C–N units of these compounds show characteristic structural features and cause a significant high field shift of the 29Si NMR signals.
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