in benzene byproducts: N2; (N2); reacting ruthenium complex with ligand in C6H6 at 50°C for 4 h; concn., addn. of hexanes, pptn. from C6H6-hexanes; drying in vac.;

1: sodium / hexane; tetrahydrofuran / 12 h / 20 °C / |Inert atmosphere 2: trichlorosilane / hexane / 3 h / 20 °C / |Inert atmosphere View Scheme

trichlorosilane; lithium 1.) THF, 3 h; 2.) THF; Yield given. Multistep reaction;