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US 2020/0270197 A1Published application
Increasing the catalyst selectivity in the continuous hydrogenation of nitro compounds by adding ammonia
AssigneeBASF SE
InventorsBarbara WUCHER, Thomas HEIDEMANN, Michael FRIKO, Christian BECHTOLD
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Abstract
The present invention relates to a process for continuous hydrogenation of a nitro compound to the corresponding amine in a liquid reaction mixture comprising the nitro compound in a reaction chamber in the presence of a supported catalyst which comprises as the active component at least one element from groups 7 to 12 of the periodic table of the elements, wherein ammonia is added to the reaction chamber during the hydrogenation.
Claims17
A process for continuous hydrogenation of a nitro compound to a corresponding amine, the process comprising:
- hydrogenating the nitro compound in a liquid reaction mixture comprising the nitro compound in a reaction chamber in the presence of a supported catalyst which comprises as an active component at least one element selected from groups 7 to 12 of the periodic table of the elements, wherein ammonia is added to the reaction chamber during the hydrogenation.
Dependencies are inferred from the claim text.