Hydrogenation of halonitroaromatic compounds

Details Hydrogenation of halonitroaromatic compounds Hydrogenation of halonitroaromatic compounds

C - Chemistry, Metallurgy

07

C

260/474, 260/315

C07C 229/54 (2006.01) C07C 209/36 (2006.01) C07C 227/08 (2006.01) C07C 231/12 (2006.01) C07C 233/80 (2006.01) C07C 235/24 (2006.01) C07C 311/39 (2006.01) C07D 231/52 (2006.01)

Patent

CA 1333608

Disclosed is an improved process for the preparation of haloaromatic amines by the catalytic hydrogenation of halonitroaromatic compounds in the presence of a chromium-containing Raney cobalt catalyst. The catalyst gives good hydrogenation rates while minimizing formation of dehalogenated by-products.

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