In the presence of phase-transfer catalysts, silicon and germanium organo- hydrides were obtained in high yield by reduction of the corresponding halo and alkoxy derivatives with lithium aluminium hydride in the solid LiA1H4/ hydrocarbon two-phase system. ... The preparation of highly reactive hydro-silanes and -germanes by reduction of various silicon- and germanium-functional ... SYNTHESIS OF ORGANO-SILANES AND -GERMANES IN THE SOLID LiAlH,/HYDROCARBON ...