sulfuryl dichloride in diethyl ether 1.) 0 deg C, 1.5 h, 2.) r.t., 8 h;

1: 1.) Zn(CN)2, HCl(g), 2.) H20 / 1.) Et2O, 25 deg C, 2.) 60 deg C 2: SO2Cl2 / diethyl ether / 1.) 0 deg C, 1.5 h, 2.) r.t., 8 h View Scheme

1.1: hydrogenchloride / diethyl ether / 2 h / |Inert atmosphere 1.2: 100 °C 2.1: sulfuryl dichloride / diethyl ether / |Inert atmosphere; |Cooling with ice View Scheme