[Bmim]Br3 as a New Reagent for Regioselective Mono-bromination of Activated Aromatics under Solvent-

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Reaction of activated aromatics containing phenols, naphthol, methoxynaphthalenes,anisole etc. with 1-butyl-3-methylimidazolium tribromide ([Bmim]Br3) under solvent-free conditions, selectively gave the corresponding monobromination products with excellent yields.
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