in neat (no solvent) React. of equimolar amt. of starting materials (vac. line, room temp., 10 min).; Removal of Me3SnCl by passing the mixt. through a trap cooled to -95°C (toluene). IR identificatio of resulting compounds.;

in neat (no solvent) React. of equimolar amt. of starting materials (condensed at -196°C), gradual warming to -40°C (20 min) and further warming to 10°C (20 min) and to 20°C (30 min).; Removal of Me3SnCl by passing the mixt. through a trap cooled to -95°C (toluene). NMR identificatio of resulting compounds together with SiF2HSiF2H.;

in neat (no solvent) React. of equimolar amt. of starting materials (vac. line, room temp., 10 min).; Removal of Me3SnCl by passing the mixt. through a trap cooled to -95°C (toluene). IR identificatio of resulting compounds.;