| abstract |
A process for the preparation of substituted amines by catalytic hydrogenation of substituted organic nitro compounds with hydrogen or hydrogen-containing gas mixtures in the presence of a shaped Raney catalyst as the hydrogenation catalyst, the Raney catalyst being in the form of hollow bodies. Nickel, cobalt, copper, iron, platinum, palladium or ruthenium are preferably used as catalytically active constituents. |