antimony(V) pentachloride in neat (no solvent) byproducts: SiH4, HCl; at room temp. for 3 h; products distd. through two traps (-93°C, toluene slush, -130°C pentane slush), the second trap containing HSiF3 was isolated, evacuated for 30 min at -130°C (1.0 torr) to remove SiH4, HCl;

in neat (no solvent) equimolar amts. of Me3SnH and SiF2Cl2 room temp., 3.5 days; removing of Me3SnBr by trap coolingto -131°C, cooling to -196°C; not isolated; IR, (1)H-, (19)F-NMR spectroscopy (identified 5percent SiF3H, 5percent SiH4 and 5percent SiFCl2H in product mixt.);

in neat (no solvent) addn. of 1 equiv. of tinhydride, reactn.time (2.5 days); identified 10percent SIF3H and 10percentSiH4 in product mixt.;