1: With {1,3-bis[2,6-di(propan-2-yl)phenyl]-1,3-dihydro-2H-imidazol-2-ylidene}AuCl; silver trifluoromethanesulfonate; tert-butyl alcohol in N,N-dimethyl-formamide T=0°C; 20 h; Inert atmosphere; 2: With water; sodium chloride in diethyl ether; N,N-dimethyl-formamide

Cp2Ti[P(OEt)3]2 in tetrahydrofuran T=-10°C;

1: With {1,3-bis[2,6-di(propan-2-yl)phenyl]-1,3-dihydro-2H-imidazol-2-ylidene}AuCl; silver trifluoromethanesulfonate in N,N-dimethyl-formamide T=0°C; 20 h; Inert atmosphere; 2: With water; sodium chloride in diethyl ether; N,N-dimethyl-formamide regioselective reaction;

bromobenzene; iodine; magnesium 1) THF, 30 deg C, 6 h, 2) THF, r.t., 3 d; Yield given. Multistep reaction;