naphthalenyllithium in ethylene glycol dimethyl ether soln. of dichlorodimesitylsilane and 1,2-dichlorotetramesityldigermane in dry DME is added to a cold (dry ice/acetone) suspension of lithium naphthalenide, stirred at -78°C (1 h); warmed to room temp. over 24 h; acidified (1 N HCl); extd. (Et2O); crystd. (hexane); not sepd.; NMR;

in benzene-d6 Irradiation (UV/VIS); (high vacuum system), 4h at 30°C, 254 nm; detected by NMR, GC/MS;