1,1'-(METHYLETHYLIDENE)BIS(3,5-DIBROMO-4-METH*) 108608-62-4 37853-61-5 4,4'-(Isopropylidene)bis(2,6-dibromoanisole) 4,4'-Isopropylidenebis(2,6-dibromomethoxybenzene) Benzene, 1,1'-(1-methylethylidene)bis(3,5-dibromo-4-methoxy- EINECS 253-693-9 Tetrabromobisphenol B