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2,5-Di-tert-butyl-1,4-benzoquinone (DTBBQ) is an 2,5-disubstituted quinone.
D 5712 (OTTO) 2,5-Di-tert-butylcyclohexa-2,5-diene-1,4-dione, 98% Cas 2460-77-7 - used as reagent in chemical research.