abstract |
A process for the dehalogenation of 1,3-dioxolanes of formula: wherein X1 and X3, like or different from each other, are Cl or Br, X2 and X4 , like or different from each other, are F or H. Said process consists in contacting the dioxolane of formula (I) with metallic zinc at a temperature ranging from + 30 DEG to 130 DEG C. The corresponding dioxoles are obtained. |