1: 87 percent / 2 M LiOH / methanol / 1.5 h / Ambient temperature 2: lithium, liq. ammonia / tetrahydrofuran / 0.33 h / Ambient temperature 3: H+ 4: 88 percent / K-Selectride / tetrahydrofuran / 3 h / -20 °C 5: 100 percent / methanolic KOH View Scheme

1: 87 percent / 2 M LiOH / methanol / 1.5 h / Ambient temperature 2: lithium, liq. ammonia / tetrahydrofuran / 0.33 h / Ambient temperature 3: H+ View Scheme

1: 87 percent / 2 M LiOH / methanol / 1.5 h / Ambient temperature 2: lithium, liq. ammonia / tetrahydrofuran / 0.33 h / Ambient temperature 3: H+ 4: 88 percent / K-Selectride / tetrahydrofuran / 3 h / -20 °C 5: 100 percent / methanolic KOH View Scheme

Multi-step reaction with 2 steps 1: 87 percent / 2 M LiOH / methanol / 1.5 h / Ambient temperature2: lithium, liq. ammonia / tetrahydrofuran / 0.33 h / Ambient temperature  

With  methanol; sodium carbonate 1 h;  Ambient temperature;  Yield given;