1: N-bromosuccinmide / dichloromethane / 3 h / 20 °C 2: formic acid; triethylamine; 5 platinum on carbon / acetonitrile / |Cooling with ice; |Reflux View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11604118', constants.ctx, '0')">tetrakis(triphenylphosphine) palladium⁽⁰⁾</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '4267587', constants.ctx, '0')">potassium carbonate</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1718733', constants.ctx, '0')">ethanol</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '635760', constants.ctx, '0')">toluene</a> <br />Suzuki-Miyaura cross-coupling;&nbsp;8&nbsp;h;&nbsp;&nbsp;Inert atmosphereReflux;&nbsp;<br /> &nbsp;