Persulfate-activated charcoal mixture: an efficient oxidant for the synthesis of sulfonated benzo[<i>d</i>][1,3]oxazines from <i>N</i>-(2-vinylphenyl)amides and thiols in aqueous solution
Palani Natarajan, Priya, Deachen Chuskit
Abstract
A simple method for the synthesis of 2,4-aryl-4-((arylsulfonyl)methyl)-4<italic>H</italic>-benzo[<italic>d</italic>][1,3]oxazines using an easily accessible K<sub>2</sub>S<sub>2</sub>O<sub>8</sub>-activated charcoal mixture and thiols, respectively, as an oxidant and sulfonylating precursors has been described.
Topics & Concepts
ChemistryPersulfateActivated charcoalAqueous solutionAcetonitrileOrganic chemistryCharcoalActivated carbonArylCatalysisAdsorptionAlkylSulfur-Based Synthesis TechniquesPhenothiazines and Benzothiazines Synthesis and ActivitiesChemical Synthesis and Reactions