palladium diacetate; oxygen; triethylamine in tetrahydrofuran; toluene T=20°C; 12 h;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '4122952', constants.ctx, '0')">sodium hydride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102391', constants.ctx, '0')">tetrahydrofuran</a> <br /> <br /> &nbsp;