1: bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine / 0.25 h / 20 °C / |Inert atmosphere 2: trifluorormethanesulfonic acid / toluene / 0.05 h / |Microwave irradiation View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587191', constants.ctx, '0')">dihydrogen peroxide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '4154566', constants.ctx, '0')">sodium carbonate</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '635680', constants.ctx, '0')">acetone</a> <br />T=5 - 20&deg;C;&nbsp;1&nbsp;h;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1.1: sodium nitrite; hydrogenchloride / water / 0.5 h / 0 - 5 &deg;C<br />1.2: 4 h / 5 - 20 &deg;C<br />2.1: dihydrogen peroxide; sodium carbonate / acetone / 1 h / 5 - 20 &deg;C<br /> <br /> &nbsp;