aluminium trichloride in nitromethane T=70°C; 3 h;

methanesulfonic acid T=70°C; 1.5 h;

1: 28 percent / potassium carbonate / hexane / 20 h / Irradiation 2: 98 percent / 10percent aq. sodium hydroxide / hexane / 4 h / Ambient temperature View Scheme

1: 28 percent / potassium carbonate / hexane / 20 h / Irradiation 2: 98 percent / 10percent aq. sodium hydroxide / hexane / 4 h / Ambient temperature 3: 1.) lithium aluminum hydride, 2.) 6M HCl / 1.) ether, reflux, 1 h, 2.) ether, acetone, reflux, 10 min View Scheme