Chinese Journal of Catalysis ›› 2009, Vol. 30 ›› Issue (4): 273-275.

• Articles •     Next Articles

Chemoselective Oxidation of Sulfides with Ammonium Nitrate and Silica Sulfu-ric Acid Catalyzed by KBr

Arash GHORBANI-CHOGHAMARANI1,*, Mohammad Ali ZOLFIGOL2,#, Toktam RASTEGAR2   

  1. 1Department of Chemistry, Faculty of Science, Ilam University, P.O. Box 69315516, Ilam, Iran; 2Faculty of Chemistry, Bu-Ali Sina University, P.O. Box 6517838683, Hamadan, Iran
  • Received:2009-04-25 Online:2009-04-25 Published:2013-01-21

Abstract: A highly efficient chemoselective oxidation of sulfides to sulfoxides by ammonium nitrate, silica sulfuric acid, and a catalytic amount of KBr in the presence of wet SiO2.

Key words: sulfide, sulfoxide, chemoselectivity, ammonium nitrate, potassium bromide, silica sulfuric acid