1,3-Dibromo-5,5-Dimethylhydantoin, DBDMH
DBDMH is a cheap and convenient alternative to NBS (N-bromosuccinimide) for example for the bromination of electron-rich arenes.
Recent Literature

A mild and efficient oxidation of various thiols affords the corresponding
disulfides using 1,3-dibromo-5,5-dimethylhydantoin (DBDMH) as oxidant under both
solution and solvent-free conditions.
A. Khazaei, M. A. Zolfigol, A. Rostami, Synthesis,
2004, 2959-2961.
