1: 85 percent / acetone / 0.08 h / Heating 2: 1.) 10percent NaOH / 1.) 10 min., reflux, 2.) ice water, Ethanol, 20 min. View Scheme

sodium hydroxide 1.) 10 min., reflux, 2.) ice water, Ethanol, 20 min.; Yield given. Multistep reaction;