Im. Lazarev et Na. Nedolya, Oxidative bromination of bisphenols, synthesis of 4,4 '-isopropylidenebis(2,6-dibromophenol), RUSS J ORG, 36(12), 2000, pp. 1758-1759
4,4'-Isopropylidenebis(2,6-dibromophenol) was synthesized in 92-96% by reac
tion of 4,4'-isopropylidenediphenol with bromine taken at a ratio of 1:2 in
the presence of 30% hydrogen peroxide.