Synonyms: 1,1'-Bi-2-naphthol,6,6'-dibromo- (6CI);2,2'-Dihydroxy-6,6'-dibromo-1,1'-binaphthalene;6,6'-Dibromo-1,1'-bi-2-naphthol;6,6'-Dibromo-2,2'-dihydroxy-1,1'-binaphthalene;6,6'-Dibromo-2,2'-dihydroxy-1,1'-binaphthyl;6,6'-Dibromo-a-binaphthyl-2,2'-diol;NSC 9772;