Chlorinated aromatic amines

Details Chlorinated aromatic amines Chlorinated aromatic amines

1976-11-01

1977-11-22

Curtis, Allen B.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260534R, 260571, 260575, C07C 8511

Patent

active

040596273

ABSTRACT:
An improvement in a process for the preparation of chlorinated aromatic amines by hydrogenation of the corresponding chlorinated nitro-aromatic compounds in the presence of a noble metal catalyst on a carbon support and in the presence of a sulfur compound, the improvement residing in that the sulfur compound is a thio-ether. Preferably the reaction is carried out in a weakly basic medium.

REFERENCES:
patent: 3538161 (1970-11-01), Dovell
patent: 3739026 (1973-06-01), Wilson
patent: 3920743 (1975-11-01), Baessler et al.

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