potassium hydroxide; sodium hydroxide in butan-1-ol 24 h; Heating; Yield given;

<b>Multi-step reaction with 5 steps<br /> </b>1: benzene / 2 h / Ambient temperature<br />2: AlCl₃ / various solvent(s) / 20 h / Ambient temperature<br />3: 1 N NaOH / ethanol; H₂O / 0.17 h / Heating<br />4: hydrazine hydrate, NaOCH₃ / 2-methoxy-ethanol / 1.) from 60 deg C to 150 deg C, 2.) 150 deg C, 1 h<br />5: pyridine hydrochloride / 3 h / 180 &deg;C<br /> <br /> &nbsp;