1: 76 percent / 1M H2SO4 / acetone / 0.75 h / Heating 2: 99 percent / LiAlH4 / diethyl ether / 1.) room temperature, 3 h 2.) reflux 1 h View Scheme

potassium tert-butylate in tetrahydrofuran 1.) room temperature, 12 h 2.) reflux 4h;