PATENTS

      1480.  ------.  [I. G. FARBENINDUSTRIE, A. G.]  [Production of Aliphatic Chlorhydrocarbons.]  Italian Patent 390,187, July 31, 1941. Chem. Zentralb., 1942.  I. p. 2849.

            Mixture of monosulocholrides produced by the action of SO2 and Cl2 on hydrocarbons obtained from CO hydrogenation b. 230º-320º and freed from unsaturated and oxygenated compounds, is dissolved in xylol and heated (138º-140º) until evolution of SO2 ceases.  After distilling off the xylol monochlorhydrocarbons are obtained containing 15% Cl.