Efficient, Rapid, and Regioselective Bromination of Phenols and Anilines with N-Bromosaccharin Using Tungstophosphoric Acid as a Heterogeneous Recyclable …
... Synthetic Communications: An International Journal for Rapid Communication of Synthetic ... N-halosaccharins (NXSac) have received little attention in synthetic organic chemistry because of their great electrophilicity than the structurally analogous N-halosuccinimides (NXS). ...