potassium hydroxide in methanol 1 h; Heating;

<b>Multi-step reaction with 2 steps<br /> </b>1: 86 percent / pyridine / 2 h / Heating<br />2: 1) 2 M phenyl-lithium / 1) benzene, diethyl ether, -78 deg C to 0 deg C, 2 h, 2) diethyl ether, -78 deg C to rt, 14 h<br /> <br /> &nbsp;