Kakinami, Takaaki published the artcileHalogenation using quaternary ammonium polyhalides. XX. Bromination of phenols with polymer-bound benzyltrimethylammonium tribromide, Synthetic Route of 111865-47-5, the publication is Bulletin of the Chemical Society of Japan (1989), 62(10), 3373-5, database is CAplus.
Bromo-substituted phenols were obtained quant. by passing a solution of phenols in dichloromethane-methanol through a column packed with styrene polymer-bound benzyltrimethylammonium tribromide. Yields were 91-99%.
Bulletin of the Chemical Society of Japan published new progress about 111865-47-5. 111865-47-5 belongs to bromides-buliding-blocks, auxiliary class Benzenes, name is Mono(N,N,N-trimethyl-1-phenylmethanaminium) tribromide, and the molecular formula is C10H16Br3N, Synthetic Route of 111865-47-5.
Referemce:
https://en.wikipedia.org/wiki/Bromide,
bromide – Wiktionary