N. Metzler et M. Denk, SYNTHESIS OF A SILYLENE-BORANE ADDUCT AND ITS SLOW CONVERSION TO A SILYLBORANE, Chemical communications, (23), 1996, pp. 2657-2658
The silylene-borane adduct 2 is formed from the corresponding silylene
and tris(pentafluorophenyl)borane and rearranges to silylborane 3 wit
h a half-life of about one month in toluene.