PhSe(O)OH/Al(NO3)3-Catalyzed selectivity controllable oxidation of sulphide owing to the synergistic effect of Se, Al3+ and nitrate?

Reaction Chemistry & Engineering Pub Date: 2022-05-30 DOI: 10.1039/D2RE00190J

Abstract

Selective oxidation of sulphides to produce sulfoxides or sulphones is a key technique in industry. In this paper, we found that the reaction could be catalyzed by a PhSe(O)OH/Al(NO3)3 system in ethanol under mild conditions using H2O2 as the green oxidant. Interestingly, the reaction selectivity could be controlled by adjusting the employed H2O2 amount, affording a potentially applicable method for large scale productions. The synergistic effect of Se, Al3+ and nitrate is the key factor for the reaction.

Graphical abstract: PhSe(O)OH/Al(NO3)3-Catalyzed selectivity controllable oxidation of sulphide owing to the synergistic effect of Se, Al3+ and nitrate
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