chloro-trimethyl-silane; water; sodium iodide; mercury dichloride in acetonitrile 2 h; Ambient temperature;

1: H2O2 / acetic acid 2: 1.) n-BuLi / 1.) ether, hexane, -78 deg C, 20 min., 2.) -78 deg C, 1 h, then 0 deg C, 2 h View Scheme