Single step catalytic preparation of para-aminophenol
F Figueras, A Deshpande - US Patent 8,604,246, 2013 - Google Patents
The method of using a bi-functional catalyst for the one-step preparation of para-
aminophenol. The catalyst includes a mixture of a hydrogenation noble metal and a
zirconium sulfate. Also, an improved single-step process for the preparation of para-
aminophenol from nitrobenzene, in an aqueous medium, using the bi-functional catalyst.
aminophenol. The catalyst includes a mixture of a hydrogenation noble metal and a
zirconium sulfate. Also, an improved single-step process for the preparation of para-
aminophenol from nitrobenzene, in an aqueous medium, using the bi-functional catalyst.
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