1. Metalation of a hydridosilane with potassium hydride has been evidenced to proceed not by direct deprotonation but via a pentacoordinate silicon intermediate resulting from the nucleophilic attack of hydride to the silicon atoms. Corriu, R. J. P.; Guerin, C.J. Chem. Soc., Chem. Commun.1980, 168. Brefort, J. L.; Corriu, R.; Guérin, C.; Henner, B.J. Organomet. Chem.1989,370, 9.
2. Evidence for the existence of the trichlorosilyl anion