HBr/oxidant†

PBr5

Br2/oxidant†

SOBr2

† Positioning on the grid depends on the impact of any oxidant/acid used.  O2 or H2O2 are preferred oxidants. EndFragment

n-Bu4NBr

NaBrO3

NBS

NaBr/KBr

NaBr/oxidant†

HBr

PBr3

n-Bu4NBr3

Ph3PBr2

TBCA

C5H5NH+ Br3-

DBDMH

PhNMe3Br3