| abstract |
Process for the hydrogenation of a nitrile group in a compound containing a nitrile group to give an amino group in the presence of a catalyst, characterized in that as a catalyst a mass is used, which contains a) iron or a mixture containing iron and a compound based on iron, the iron having an average average size of the crystallites in the range of 1 to 35 nm, measured by means of X-ray diffraction. |