C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/601.5
C07C 215/76 (2006.01)
Patent
CA 1167870
Improved Process for the Selective Preparation of p-Aminophenol from Nitrobenzene. ABSTRACT OF THE DISCLOSURE An improved process for preparing p-aminophenol by the catalytic hydrogenation of nitrobenzene in an aqueous acidic reaction medium containing a dimethylalkyl- amine oxide whereby the hydrogenation rate is increased and the selectivity of the reaction for p-aminophenol is improved.
390532
Mallinckrodt Inc.
Osler Hoskin & Harcourt Llp
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