Journal ArticleDOI
Hydrogenation of nitrobenzene to p-aminophenol in a four-phase reactor: reaction kinetics and mass transfer effects
TLDR
In this article, the authors investigated the kinetics of catalytic hydrogenation of nitrobenzene in acid medium to p-aminophenol in a batch slurry reactor in a temperature range of 323-353 K.About:
This article is published in Chemical Engineering Science.The article was published on 2001-02-01. It has received 161 citations till now. The article focuses on the topics: Reaction rate constant & Reaction rate.read more
Citations
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Journal ArticleDOI
Synthesis of p-aminophenol from p-nitrophenol over nano-sized nickel catalysts
TL;DR: In this article, nano-sized nickel catalysts were characterized by XRD, EDS, SEM, HRTEM and Mastersizer 2000, and it was shown that as-prepared catalysts are pure f.c. nickel and are prone to aggregation.
Journal ArticleDOI
Modifiers-assisted formation of nickel nanoparticles and their catalytic application to p-nitrophenol reduction
TL;DR: Nickel nanoparticles with different sizes and morphologies were prepared with nickel chloride as the source of nickel and hydrazine hydrate as a reductant Cetyltrimethyl ammonium bromide (CTAB), polyethylene glycol-10000 (PEG-10000), gelatin and their composites were used as modifiers in this paper.
Journal ArticleDOI
Synthesis and characterization of Cu, Ag and Au dendrimer-encapsulated nanoparticles and their application in the reduction of 4-nitrophenol to 4-aminophenol.
TL;DR: The catalytic activity of these DENs was evaluated on the reduction of 4-nitrophenol to 4-aminophenol by sodium borohydride and these prepared DENs were found to exhibit good activity for this reduction reaction.
Journal ArticleDOI
Catalytic activity of first row transition metal oxides in the conversion of p-nitrophenol to p-aminophenol
TL;DR: The catalytic activities of first row transition metal oxides in the conversion of p-nitrophenol to p-aminophenol were investigated in this paper, where the conversion was carried out at room temperature (30°C) using aqueous sodium borohydride.
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Electrochemical reduction of nitrobenzene at carbon nanotube electrode
TL;DR: The electrochemical behaviors of nitrobenzene at a pyrolytic graphite electrode modified with carbon nanotubes (CNTs) were studied using cyclic voltammetry and constant-potential electrolysis technique and the results showed that CNTs exhibited high activity for nitro Benzene reduction to aniline.
References
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Journal ArticleDOI
Synthesis of p-Aminophenol by Catalytic Hydrogenation of Nitrobenzene
TL;DR: In this paper, a single-step catalytic hydrogenation of nitrobenzene in acid medium is described, which achieves selectivity to p-aminophenol as high as 75% under the best set of conditions.
Journal ArticleDOI
Solubility of hydrogen in methanol, nitrobenzene, and their mixtures experimental data and correlation
TL;DR: In this article, the solublllty of hydrogen In nltrobenrene and methanol was studled in a temperature range of 25-70 OC and ai hydrogen partial pressure up to 60 atm (6060 kPa).
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Gas-liquid mass transfer in "dead-end"autoclave reactors
TL;DR: In this paper, gas-liquid volumetric mass transfer coefficients, (kLa) have been obtained for autoclave reactors operated in two different modes: gas introduced into the gas phase and gas introduced through a dip-tube in the liquid.
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Hydrogenation of m-nitrochlorobenzene to m-chloroaniline: reaction kinetics and modeling of a non-isothermal slurry reactor
TL;DR: In this paper, the authors investigated the kinetics of hydrogenation of m-nitrochlorobenzene to m-chloroaniline using sulfided Pt on carbon catalyst in a stirred slurry reactor in a temperature range of 313-363 K.