KF and Diaryl Iodide Salt-Mediated Ring Opening of Silacyclobutanes with Carbon Disulfide and Amines to Generate 3-(Fluorosilyl)propyl Dithiocarbamates

An unprecedented strategy for the ring-opening transformation of silacyclobutanes using potassium fluoride and diaryliodonium salts has been developed. In this multicomponent reaction, silacyclobutanes undergo ring opening mediated by potassium fluoride and diaryliodonium salts, followed by reaction with in situ-generated dithioaminoacetic acid to afford 3-(fluorosilyl)propyl dithiocarbamates. This study has expanded the potential applications of the silicon-containing building block silacyclobutanes, successfully achieving their silicon-carbon dual functionalization under metal catalyst-free conditions.