ISSN:
0044-2313
Keywords:
Chemistry
;
Inorganic Chemistry
Source:
Wiley InterScience Backfile Collection 1832-2000
Topics:
Chemistry and Pharmacology
Description / Table of Contents:
Syntheses, Halogeno-Exchange Reactions, and Crystal Structures of Functional SilylaminesLithium compounds of aminofluorosilanes (1-7) react with MHal4 (M = Si, Ge, Sn; Hal = Cl, Br) to give compounds of the type (8-10, 12, 14: M = Si, 13, 15, 16: M = Ge, 17: M = Sn). 11, 12, 14, R2SiHalSiHal2F (11, 12: Hal = Cl, 14. Hal = Br), are obtained by an intermolecular halogeno exchange. The halogeno exchange depends on the substituents and is only observed by halogenated disilazanes with the substituents R = alkyl and aryl. The crystal structures of 8 and 12 were determined.
Notes:
Die Lithiumverbindungen der Aminofluorsilane (1-7) reagieren mit MHal4 (M = Si, Ge, Sn; Hal = Cl, Br) zu Verbindungen des Typs (8-10, 12, 14: M = Si, 13, 15, 16: M = Ge, 17: M = Sn). Unter intermolekularem Halogenaustausch werden 11, 12 und 14 erhalten, R2SiHalSiHal2F (11, 12: Hal = Cl, 14: Hal = Br). Der Halogenaustausch ist substituentenabhängig und wird nur an halogenierten Disilazanen mit den Substituenten R = Alkyl und Aryl beobachtet. Von 8 und 12 wurde eine Kristallstrukturanalyse durchgeführt.
Additional Material:
2 Ill.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1002/zaac.19905820119
