KIO3; potassium hydroxide; sulfuric acid; potassium iodide 1.) water, room temperature, 1 h, 2.) EtOH, 60 deg C, 1 h, then room temperature, 12 h, and reflux, 1h; Yield given. Multistep reaction;

hydrogen; palladium on activated charcoal in methanol 1 h;

ammonia; water T=100°C; 1.5 h; Microwave;

pyridine; ammonia; dicyclohexyl-carbodiimide 1.) DMF, 0 degC -> r.t., overnight; 2.) MeOH, 36 h; Yield given. Multistep reaction;