Yield given. Multistep reaction. Yields of byproduct given;

sodium tetrahydroborate; sodium periodate 1)water, 20-25 deg C, 2h 2)room temp., 1h; Yield given. Multistep reaction;

1: 58 percent / 3 h / Heating 2: 2)pyridine / 1)90-100 deg C, 1h 2)24h 3: 64 percent / ammonia / methanol / 15 h / Ambient temperature 5: 73 percent / ammonia / methanol / 24 h View Scheme