copper T=255 - 260°C;

<b>Multi-step reaction with 2 steps<br /> </b>1: 86 percent / iron / benzene / Heating<br />2: 1.) NaNO₂, HCl, 2.) KI / 1.) H₂O, 0-5 deg C, 2.5 h, 2.) H₂O, 80 deg C<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098214', constants.ctx, '0')">hydrogenchloride</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '8127929', constants.ctx, '0')">potassium iodide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '906771', constants.ctx, '0')">sodium nitrite</a> <br />&nbsp;1.) H₂O, 0-5 deg C, 2.5 h, 2.) H₂O, 80 deg C;&nbsp;&nbsp;Yield given. Multistep reaction;&nbsp;<br /> &nbsp;