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A Novel Catalytic Method for the Oxidation of Sulfides to Sulfoxides with Silica Sulfuric Acid and Sodium Nitrite in the Presence of KBr and/or NaBr as Catalyst
Author(s) -
Goudarziafshar Hamid,
Ghorbanichoghamarani Arash,
Nikoorazm Mohsen,
Naserifar Zahra
Publication year - 2009
Publication title -
chinese journal of chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.28
H-Index - 41
eISSN - 1614-7065
pISSN - 1001-604X
DOI - 10.1002/cjoc.200990303
Subject(s) - chemistry , sulfuric acid , catalysis , sodium nitrite , acetonitrile , inorganic chemistry , nitrite , catalytic oxidation , sodium , organic chemistry , nitrate
Highly efficient selective oxidation of sulfides to sulfoxides by NaNO 2 and silica sulfuric acid catalyzed with KBr or NaBr has been reported. This oxidation was carried out in the presence of wet SiO 2 (50% w / w ) in acetonitrile at room temperature with good to excellent yields.