A novel and efficient solvent-free and heterogeneous method for the synthesis of primary, secondary and bis-N-acylsulfonamides using metal hydrogen sulfate catalysts
Some metal hydrogen sulfates were used as acid catalysts in the N-acylation of different sulfonamides using carboxylic acid chlorides and anhydrides as acylating agents under both heterogeneous and solvent-free conditions. Al(HSO4)3
Massah, Ahmad Reza,Asadi, Beheshteh,Hoseinpour, Mahdieh,Molseghi, Azadeh,Kalbasi, Roozbeh Javad,Javaherian Naghash, Hamid
experimental part
p. 7696 - 7705
(2009/12/04)
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