in neat (no solvent) ethyl germane chlorinated with SnCl4 (20percent excess) at room temp. for 16 h; purified by trap-to trap-distn., then with a low temp., low pressure fractionating column;

in anhydrous butyl ether generation of C2H5GeH3 by reduction of C2H5GeCl3, chlorination with excess SnCl4;; removal of excess SnCl4 with n-butyl ether, distn. (90-91°C at 760mm Hg); IR-, Raman-spectroscopy;;