1: potassium carbonate / methanol / 0.2 h / 0 - 25 °C / Inert atmosphere 2: {1,3-bis[2,6-di(propan-2-yl)phenyl]-1,3-dihydro-2H-imidazol-2-ylidene}AuCl; 8-methylquinoline 1-oxide; AgNTf2 / 1,2-dichloro-ethane / 2.5 h / 80 °C / Inert atmosphere View Scheme

1: 92 percent / K2CO3; MeOH / CH2Cl2 / 2 h / 25 °C 2: 62 percent / TpRuPPh3(MeCN)2SbF6 / toluene / 36 h / 105 °C View Scheme

1: potassium carbonate / methanol / 20 °C 2: 2-(dicyclohexylphosphino)-2',4',6'-triisopropylbiphenyl Au bis(trifluoromethylsulfonyl)imide / 1,2-dichloro-ethane / 10 h / 80 °C View Scheme

1: potassium carbonate / methanol / 20 °C 2: (p-CF3-C6H4)3P-Au-NTf2 / 1,2-dichloro-ethane / 10 h / 80 °C View Scheme

1: potassium carbonate / methanol / 20 °C 2: 2-(dicyclohexylphosphino)-2',4',6'-triisopropylbiphenyl Au bis(trifluoromethylsulfonyl)imide / 1,2-dichloro-ethane / 10 h / 80 °C View Scheme