C21H34FeO2Si4 in toluene T=20°C; P=760.051 Torr; 5 h; Schlenk technique;

sodium hydroxide; water in sodium hydroxide addn. of an excess of H2O to a mixt. of (CH3)(C2H5)SiCl2 and (CH3)3SiCl (2.5:8 mol) below 20°C; boiling for 2 h; treatment with a equival. vol. of 5percent aq. NaOH at about 90°C;;

sulfuric acid in sulfuric acid stirring of (CH3)3SiOSi(CH3)3, a methylethylsiloxane and concd. H2SO4 below 30°C for 2 h;;

[{Ni(η-CH2=CHSiMe2)2O}2{μ-(η-CH2=CHSiMe2)2O}] T=120°C; dehydrogenative coupling; 0.5 h;

water