phosphorus pentachloride

diethyl ether; water

1: 81 percent / hydroxylamine / 1,2-dimethoxy-ethane; diethyl ether / 26 h / Ambient temperature 2: 67 percent / thionyl chloride / benzene / 1 h / Ambient temperature 3: 90 percent / various solvent(s) / 1 h / Heating View Scheme

1: ethanol; NH3 2: sodium methylate; methanol 3: iron; acetic acid View Scheme

silver nitrate in acetonitrile 0.5 h;