palladium dichloride in methanol T=20°C;

1: N-bromosuccinmide / N,N-dimethyl-formamide / 12 h / 20 °C 2: boron tribromide / dichloromethane; hexane / -78 - 0 °C 3: 2 h / 120 °C 4: tetrakis(triphenylphosphine) palladium(0); cesium fluoride / water / 8 h / 80 °C / |Inert atmosphere 5: water; methanol; sodium hydrogencarbonate / 1 h / |Reflux View Scheme

1: boron tribromide / dichloromethane; hexane / -78 - 0 °C 2: 2 h / 120 °C 3: tetrakis(triphenylphosphine) palladium(0); cesium fluoride / water / 8 h / 80 °C / |Inert atmosphere 4: water; methanol; sodium hydrogencarbonate / 1 h / |Reflux View Scheme

1: 2 h / 120 °C 2: tetrakis(triphenylphosphine) palladium(0); cesium fluoride / water / 8 h / 80 °C / |Inert atmosphere 3: water; methanol; sodium hydrogencarbonate / 1 h / |Reflux View Scheme

1: 95 percent / BBr3; Me2S / Heating 2: 28 percent / horseradish peroxidase type-1; aq. H2O2 / methanol / 0.3 h / 20 °C / pH 6.0 3: 34 percent / PdCl2 / methanol / 20 °C View Scheme

1: 28 percent / horseradish peroxidase type-1; aq. H2O2 / methanol / 0.3 h / 20 °C / pH 6.0 2: 34 percent / PdCl2 / methanol / 20 °C View Scheme

ethanol; palladium Hydrogenation;

Hydrogenation;