The First Products of Aniline Oxidation – SERS …
网页2019年8月8日 · In this work, we aim to analyze the first products of electrochemical aniline oxidation and prove or disprove the N-phenyl-phenazinium cation theory by searching for the specific N-phenyl phenazinium cation spectral profile under various electrochemically reachable conditions, and by the method previously found effective at detecting them ...
Aniline - Wikipedia
网页The oxidation of aniline has been heavily investigated, and can result in reactions localized at nitrogen or more commonly results in the formation of new C-N bonds. In alkaline solution, azobenzene results, whereas arsenic acid produces the violet-coloring matter violaniline.
Selective Oxidation of Anilines to Azobenzenes and Azoxybenzenes …
网页The oxidation of anilines can be realized in a fully selectively fashion to afford various symmetric/asymmetric azobenzene and azoxybenzene compounds, respectively, by changing additive and solvent, avoiding the use of stoichiometric metal oxidants.
An Important Photocatalysis Oxidation: Selective Oxidation of Aniline …
网页2023年7月25日 · A new {P4Mo6}-based crystalline photocatalyst was successfully synthesized for the efficient selective oxidation of aniline to azobenzene under visible light at room temperature.
New Mechanistic Insights into Atmospheric Oxidation of Aniline ...
网页2021年5月27日 · This study theoretically reports the comprehensive kinetic mechanism of the aniline + OH reaction in the range of 200–2000 K and 0.76–7600 Torr. The temperature- and pressure-dependent behaviors, including time-resolved species profiles and rate coefficients, were studied within the stochastic RRKM-based master equation framework with …
Polyaniline: Aniline oxidation with strong and weak oxidants …
网页2017年6月15日 · Aniline was oxidized with three strong inorganic oxidants (ammonium peroxydisulfate, cerium (IV) sulfate, potassium dichromate), two weak inorganic oxidants (iron (III) chloride, silver nitrate), and one organic oxidant (p -benzoquinone) in aqueous solutions of methanesulfonic acid (MSA) of various concentration.
The First Stages of Chemical and Electrochemical Aniline Oxidation ...
网页The aim of this study was to analyze the first products of the chemical and electrochemical oxidation of aniline at the (starting) pH 1 and 7, in order to specify the conditions of the formation of phenazine-like oligomers, and to test the theory that they have an important role in polyaniline film formation.
Zr(OH)4‐Catalyzed Controllable Selective Oxidation of Anilines …
网页2021年10月13日 · Zr(OH) 4 can catalyze the selective oxidation of anilines to azoxybenzenes, symmetric/unsymmetric azobenzenes and nitrosobenzenes for a wide range of substrates. Control experiments and DFT calculations reveal that the activation of H 2 O 2 and O 2 can be attributed to the bridging hydroxyl and terminal hydroxyl groups of Zr(OH) 4 , respectively.
Self-Assembled, Nanostructured Aniline Oxidation Products: A …
网页2008年4月15日 · The structure and oxidation state of self-assembled nanostructures formed by oxidation of aniline with ammonium persulfate in the presence of alanine have been investigated by solid-state 13 C and 15 N NMR, …
In‐situ Oxidation and Coupling of Anilines towards Unsymmetric ...
网页2024年1月19日 · An in-situ oxidation of anilines with Oxone® was optimized under continuous flow conditions avoiding isolation and contact. The in-situ generated nitrosobenzene derivatives were subjected to a telescoped Baeyer-Mills reaction in flow.
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