2728. ------. [PUNGS, W.] (I. G. Farbenindustrie A. G.). [Oxygenated Organic Compounds.] German Patent 489,280, Jan. 29, 1924. Chem. Abs., vol. 24, 1930, p. 2137.

Oxygenated organic compounds prepared by the catalytic hydrogenation of oxides of C are improved in color and smell by treatment in the liquid state with H₂ at a temperature low enough to avoid decomposition and in the presence of a hydrogenating catalyst. The products to be treated may be preliminarily distilled and treated with an adsorbent. Gives examples.