in benzene-d6 Soln. of complex in NMR tube was heated at 165°C for 0.5 h, then Hg(0) was added and then heated for 6 h at 180°C;; detected by NMR-spectroscopy;;

Hg(0) in benzene-d6 byproducts: adamantane; Soln. of complex in a NMR-tube was heated at 180°C for 6.5 h;; detected by NMR-spectroscopy;;

 in  cyclohexane  Pyrex thermolysis tube was charged with complex and evacuated, cyclohexane was added under Ar atm.; the tube was sealed under vac, and was heated at 165°C for 35 min;; oil was solidified upon addn. of methanol, crystd. from CH2Cl2 at -10°C; recrysd. from methanol-THF; elem. anal.;;