2,5-Diisooctylhydroquinone (CAS NO.57214-69-4), its Synonyms are 1,4-Benzenediol,2,5-diisooctyl- ; Hydroquinone,2,5-diisooctyl- (7CI) ; 2,5-Bis(6-methylheptyl)-1,4-benzenediol ; 2,5-Bis(2,2,4-trimethylpentyl)hydroquinone .