2671. PIER, M., AND RINGER, F. (Standard-I. G. Co.). Nonknocking Motor Fuel. United States Patent 1,979,841, Nov. 6, 1934. Chem. Abs., vol. 29, 1935, p. 334.

Process for the production of a nonknocking motor fuel comprises catalytically reducing compounds such as aldehydes and alcohols of 3 or more C atoms in the molecule, obtained from the catalytic reduction of CO with H2 and which on reduction produces hydrocarbons of branched chain structure boiling in the motor-fuel range.