in neat (no solvent) byproducts: 9,9-dichloro-9-silafluorene, 10,10-Cl2-9-oxa-10-sila-9,10-dihydrophenanthren; pyrolysis at 660, 680, 710, 730, 750°C in quartz flow reactor; sepn. by fractional distn.; fraction with b.p. 185-205°C contains mixt. of HCl2Si(OSiCl2)2Cl and Cl3Si(OSiCl2)2Cl;

trichlorosilane in benzene T=710°C;

in neat (no solvent) byproducts: 9,9-dichloro-9-silafluorene, 10,10-Cl2-9-oxa-10-sila-9,10-dihydrophenanthren; pyrolysis at 660, 680, 710, 730, 750°C in quartz flow reactor; sepn. by fractional distn.; fraction with b.p. 185-205°C contains mixt. of HCl2Si(OSiCl2)2Cl and Cl3Si(OSiCl2)2Cl;

lithium aluminium tetrahydride in diethyl ether

in neat (no solvent) byproducts: 9,9-dichloro-9-silafluorene, 10,10-Cl2-9-oxa-10-sila-9,10-dihydrophenanthren; pyrolysis at 660, 680, 710, 730, 750°C in quartz flow reactor; sepn. by fractional distn.; fraction with b.p. 185-205°C contains mixt. of HCl2Si(OSiCl2)2Cl and Cl3Si(OSiCl2)2Cl;