hydrogen; nickel in methanol T=0°C; 12 h;

1: 80 percent / LiAlH4 / 6 h / Ambient temperature 2: 1.) trimethyloxonium fluoroborate, 2.) HONa solution / 1.) THF, room temperature, 2.) 1 h View Scheme

1: 80 percent / LiAlH4 / 6 h / Ambient temperature 2: 1.) trimethyloxonium fluoroborate, 2.) HONa solution / 1.) THF, room temperature, 2.) 1 h View Scheme