Method for producing monohalogenated 2-oxo-1,3-dioxolanes

摘要

The invention relates to a process for the preparation of monohalogenated 2-oxo-1,3-dioxolanes of the general formulain whichX is Cl or Br,characterized in that the monohalogenation is carried out starting from ethylene carbonate with sulfuryl dihalides under UV irradiation and in the absence of solvents.