Copper immobilized on a layered magnetite-based nanocatalyst for sustainable Ullmann cross-coupling reaction

Key Points

• The research aims to develop a sustainable catalyst for efficient diarylthioether synthesis via C–S cross-coupling.
• Utilized a magnetically retractable Fe3O4@SiO2–PrNH2–SA–Cu(II) nanocatalyst.
• Conducted reactions using K2CO3 as a base in DMF.
• Investigated cross-coupling between aryl halides and arylthiols.
• Successfully synthesized diarylthioethers with high efficiency.
• Demonstrated effective use of copper nanocatalyst in various coupling reactions.
• Showed the potential for sustainable chemical processes using the developed catalyst.