in toluene (N2); SnCl4 added to soln. of Fe complex at 0 °C; soln. stirred for 12 h at room temp.; solvent pumped off; residue taken up in hexane; filtration; several crysts. at -20 °C; elem. anal.; from the mother liquors, after evapn., CH3SnCl3 obtained by sublimation and identified by its 1H NMR spectrum and its m.p.;