1: With 3-chloro-benzenecarboperoxoic acid in dichloromethane T=0 - 20°C; 2: With 4-(N,N-dimethlyamino)pyridine in dichloromethane T=20°C; 16 h; chemoselective reaction;

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 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: 84 percent / iodine, 5percent aq. KI / aq. NH3 / 2.5 h 2: 78 percent / K2CO3, KI / acetone; H2O / Heating 3: 100 percent / H2 / Pd/BaSO4 / toluene / 760 Torr 4: 53 percent / AcONa / 1 h / 150 °C 5: 61 percent / K2CO3 / acetone / 24 h / Heating 6: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 7: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h View Scheme

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

1: 53 percent / AcONa / 1 h / 150 °C 2: 61 percent / K2CO3 / acetone / 24 h / Heating 3: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 4: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h View Scheme

1: 61 percent / K2CO3 / acetone / 24 h / Heating 2: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 3: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h View Scheme

1: 96 percent / K2CO3 / acetone / 0.5 h / 80 °C 2: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 3: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h View Scheme

1: 10 percent / N,N-dimethyl-acetamide / 6 h / 200 °C 2: 73 percent / m-chloroperbenzoic acid (MCPBA) / diethyl ether / 6 h View Scheme

1.1: n-butyllithium; diisopropylamine / tetrahydrofuran; hexane / 1.5 h / -30 °C 1.2: 2 h / -30 °C 2.1: N,N-diethylaniline / 3 h / 215 °C / Inert atmosphere 3.1: AlCl3, aluminium chloride; N,N-diethylaniline / dichloromethane / -10 - 0 °C 4.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 0 - 20 °C 4.2: 16 h / 20 °C View Scheme