| 摘要 |
The present invention provides a process for the preparation of substituted aromatic amino compounds which are substituted by at least one -CN multiple bond or a carbonyl group on the aromatic radical or in side chain, by catalytic hydrogenation of appropriate substituted aromatic nitro compounds in the presence of a modified noble metal catalyst, which process comprises the use as nobel metal catalyst of platinum which is modified with a metal selected from the group consisting of lead, mercury, bismuth, germanium, cadmium, arsenic, antimony, silver and gold.
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