hydrogenchloride in ethanol 6 h; Heating;

diethyl ether; sodium sulfate; silver(l) oxide

sodium periodate; tetrabutylammomium bromide in dichloromethane; water 0.166667 h; Ambient temperature;

1.1: boron trifluoride diethyl etherate / dichloromethane / 0.25 h / 0 °C / Inert atmosphere 1.2: 1 h / 0 °C / Inert atmosphere 1.3: 0.5 h / Inert atmosphere 2.1: copper acetylacetonate; potassium carbonate / water; toluene / 2.5 h / 20 °C / Inert atmosphere 3.1: boron tribromide View Scheme

1.1: sulfuric acid; potassium iodide; sodium nitrite / Inert atmosphere 2.1: dihydrogen peroxide; sodium acetate / acetic acid / 2.5 h / 40 °C / Inert atmosphere 3.1: boron trifluoride diethyl etherate / dichloromethane / 0.25 h / 0 °C / Inert atmosphere 3.2: 1 h / 0 °C / Inert atmosphere 3.3: 0.5 h / Inert atmosphere 4.1: copper acetylacetonate; potassium carbonate / water; toluene / 2.5 h / 20 °C / Inert atmosphere 5.1: boron tribromide View Scheme

1.1: dihydrogen peroxide; sodium acetate / acetic acid / 2.5 h / 40 °C / Inert atmosphere 2.1: boron trifluoride diethyl etherate / dichloromethane / 0.25 h / 0 °C / Inert atmosphere 2.2: 1 h / 0 °C / Inert atmosphere 2.3: 0.5 h / Inert atmosphere 3.1: copper acetylacetonate; potassium carbonate / water; toluene / 2.5 h / 20 °C / Inert atmosphere 4.1: boron tribromide View Scheme

1.1: bromine / acetic acid / Inert atmosphere 2.1: sulfuric acid; potassium iodide; sodium nitrite / Inert atmosphere 3.1: dihydrogen peroxide; sodium acetate / acetic acid / 2.5 h / 40 °C / Inert atmosphere 4.1: boron trifluoride diethyl etherate / dichloromethane / 0.25 h / 0 °C / Inert atmosphere 4.2: 1 h / 0 °C / Inert atmosphere 4.3: 0.5 h / Inert atmosphere 5.1: copper acetylacetonate; potassium carbonate / water; toluene / 2.5 h / 20 °C / Inert atmosphere 6.1: boron tribromide View Scheme

1: copper acetylacetonate; potassium carbonate / water; toluene / 2.5 h / 20 °C / Inert atmosphere 2: boron tribromide View Scheme

Agaricus bisporus tyrosinase; oxygen T=24°C; pH=6.3; 0.35 h; aq. phosphate bufferEnzymatic reaction;

periodate(1-) in acetic acid T=25°C; Rate constantMechanism;