T=600°C; P=0.001 - 0.1 Torr; 1 h; Yields of byproduct given. Title compound not separated from byproducts;

<b>Multi-step reaction with 2 steps<br /> </b>1: 68 percent / toluene / 18 h / Heating<br />2: 1.) n-BuLi / 1.) THF, hexane, room temp., 30 min., 2.) THF, hexane, 3 h<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 68 percent / toluene / 18 h / Heating<br />2: 1.) n-BuLi / 1.) THF, hexane, room temp., 30 min., 2.) THF, hexane, 3 h<br /> <br /> &nbsp;