gold(III) chloride; silver trifluoromethanesulfonate in 1,2-dichloro-ethane T=80°C; 2 h; Inert atmosphere;

potassium carbonate in N,N-dimethyl-formamide T=0 - 60°C; 10 h;

1: allyl carbinol With sodium hydride; N,N-dimethyl-formamide 2: 2-fluoro-1-nitrobenzene T=50°C;

1.1: ozone / methanol / -78 °C 1.2: dimethyl sulfide; p-toluenesulfonic acid / methanol / 8 h / -78 - 20 °C 1.3: 94 percent / aq. perchloric acid / tetrahydrofuran / 5 h / 0 - 20 °C 2.1: 82 percent / hydrogen / palladium-on-carbon / methanol / 3 h / 25 °C / 3040 Torr View Scheme