... Number: 79-74-3 2,5-bis(1,1-dimethylpropyl)-1,4-Benzenediol Chemical name: 2,5-Di-tert-amylhydroquinone ... 2,5-Bis(1,1-dimethylpropyl)-1,4-benzenediol; 2,5-Bis(1,1-dimethylpropyl)hydroquinone;2,5-Di(tert-amyl)-1,4-benzohydroquinone; 2,5-Di(tert-amyl)hydroquinone;2 ... ,5-Di-t-amylhydroquinone;2 ...