tetrakis(triphenylphosphine) palladium(0); sodium carbonate; silver(l) oxide in methanol 1 h; ultrasound irradiation;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11342940', constants.ctx, '0')">sodium hydroxide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '506653', constants.ctx, '0')">Thiourea sulfone</a>;&nbsp;2HT&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102391', constants.ctx, '0')">tetrahydrofuran</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />1&nbsp;h;&nbsp;&nbsp;Ambient temperature;&nbsp;<br /> &nbsp;