HYDROGEN-DEUTERIUM EXCHANGE OF Si–H(D) BOND IN TRIALKYLSILANES WITH HI(DI)-All3 INVOLVING PENTACOORDINATE SILICONIUM IONS
Electrophilic Reactions at Single Bonds. 23. For Part 22 see: Farooq O., Marcelli M., Prakash G. K. S., Olah G. A., J. Am. Chem. Soc., 1988, 110, 864.
Trialkylsilanes undergo H / D exchange of their tertiary Si–H(D) bond with Dl (HI)/AlI3. The H/D exchange was followed by 2H NMR and GC-MS analysis. The exchange reaction is an electrophilic substitution at silicon involving a five coordinate siliconium ion.