Fig. 2: Synthesis of 2a–2c and 3.

Addition of Cp*ZnZnCp* to heavier carbene analogues of silicon, aluminium, gallium and indium. Isolated yields given. THF, tetrahydrofuran; Mes, 2,4,6-trimethylphenyl.
Addition of Cp*ZnZnCp* to heavier carbene analogues of silicon, aluminium, gallium and indium. Isolated yields given. THF, tetrahydrofuran; Mes, 2,4,6-trimethylphenyl.