4,4'-Isopropylidene-bis(2-t-butylphenol) 4,4'-Isopropylidenebis(o-tert-butylphenol) 79-96-9 BRN 2294370 EINECS 201-239-5 Phenol, (2,2'-di-tert-butyl-4,4'-isopropylene)di- Phenol, 4,4'-(1-methylethylidene)bis(2-(1,1-dimethylethyl)- Phenol, 4,4'-isopropylidenebis(2-tert-butyl- TBD