T=250°C; 0.166667 h;

1: biphenyl; diphenylether 2: cerium(III) chloride heptahydrate; sodium iodide / acetonitrile / 8 h / 100 °C View Scheme

<b>Multi-step reaction with 2 steps<br /> </b>1: sodium hydride / mineral oil; diethyl ether / 4 h / 40 &deg;C / |Inert atmosphere<br />2: toluene / 20 h / |Reflux<br /> <br /> &nbsp;