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Ultrasound-promoted regio and chemoselective synthesis of pyridazinones and phthalazinones catalyzed by ionic liquid [bmim]Br/AlCl3
2012
Ultrasonics sonochemistry
The first ultrasound-promoted multicomponent synthesis of pyridazinones and phthalazinones from arenes, cyclic anhydrides and ArNHNH 2 in the presence of an efficient recyclable catalyst, [bmim]Br/AlCl 3 , in high yield and short reaction time is reported.
doi:10.1016/j.ultsonch.2011.11.008
pmid:22306425
fatcat:qgv3ykjgtjcslfkuttm2abclby