1: With RuCl2(tricyclohexylphosphine)2(benzylidene) in benzene T=40°C; 2 h; Inert atmosphere; 2: With tert.-butylhydroperoxide in decane; benzene 3.25 h; Inert atmosphere; regioselective reaction;

<b>Multi-step reaction with 2 steps<br /> </b>1: K₂CO₃ / acetone<br />2: 1.) NaH / 1.) THF, room temp., 2.) THF, room temp.<br /> <br /> &nbsp;