Brominations with Pr₄NBr₉ as a Solid Reagent with High Reactivity and Selectivity

Thorsten M. Beck, Heike Haller, Jan Streuff*, Sebastian Riedel

*Institut für Organische Chemie, Albert-Ludwigs-Universität Freiburg, Alberstr. 21, 79104 Freiburg, Germany, Email: jan.streuffocbc.uni-freiburg.de

T. M. Beck, H. Haller, J. Streuff, S. Riedel, Synthesis, 2014, 46, 740-747.

DOI: 10.1055/s-0033-1340705

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Abstract

Tetrapropylammonium nonabromide (Pr₄NBr₉) is a solid reagent for rapid bromination reactions of various substrates. The reagent exhibits reactivity similar to that of elemental bromine, but shows higher selectivity and it is easier and safer to store and to handle.

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Key Words

alkenes, arenes, bromine, halogenation, nonabromide, 1,2-dibromoalkanes, 1,2-dibromoalkenes

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ID: J66-Y2014