1: 78 percent / K2CO3, KI / acetone; H2O / Heating 2: 100 percent / H2 / Pd/BaSO4 / toluene / 760 Torr 3: 53 percent / AcONa / 1 h / 150 °C 4: 61 percent / K2CO3 / acetone / 24 h / Heating 5: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 6: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h 7: 92 percent / p-toluenesulfonic acid / 2 h View Scheme

1: 78 percent / K2CO3, KI / acetone; H2O / Heating 2: 100 percent / H2 / Pd/BaSO4 / toluene / 760 Torr 3: 53 percent / AcONa / 1 h / 150 °C 4: 61 percent / K2CO3 / acetone / 24 h / Heating 5: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C View Scheme

1: 71.2 percent / Cu2O / dimethylformamide / 110 °C 2: 87 percent / aq. NaOH / 24 h / Heating 3: 54 percent / Cu; quinoline View Scheme

1: 78 percent / K2CO3 / acetone / 6 h / Heating 2: 82 percent / N,N-dimethylaniline / 6 h / Heating 3: 1) OsO4, KJO4; 2) PPA / 1) ethyl acetate, water, 2 h, 2) heating, 20 min View Scheme

1: 78 percent / K2CO3, KI / acetone; H2O / Heating 2: 100 percent / H2 / Pd/BaSO4 / toluene / 760 Torr 3: 53 percent / AcONa / 1 h / 150 °C 4: 61 percent / K2CO3 / acetone / 24 h / Heating 5: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 6: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h View Scheme

1: 78 percent / K2CO3, KI / acetone; H2O / Heating 2: 100 percent / H2 / Pd/BaSO4 / toluene / 760 Torr View Scheme

pyridine; copper(I) oxide 2 h; Heating;

1: 94 percent / Cu2O, pyridine / 2 h / Heating 2: 71 percent / conc. HCl / methanol / 0.5 h / 95 °C View Scheme

potassium carbonate in acetone

ammonium hydroxide; iodine; potassium iodide in water 1.5 h;