Synonyms: Quinone,tetrahydroxy- (4CI);p-Benzoquinone, 2,3,5,6-tetrahydroxy- (8CI);p-Benzoquinone, tetrahydroxy- (6CI,7CI);2,3,5,6-Tetrahydroxy-1,4-benzoquinone;2,3,5,6-Tetrahydroxy-2,5-cyclohexadiene-1,4-dione;2,3,5,6-Tetrahydroxy-p-benzoquinone;2,3,5,6-Tetrahydroxybenzoquinone;HPEK-1;Kelox;NSC 112931;THQ;Terasin;Tetrahydroxy-1,4-benzoquinone;Tetrahydroxy-p-benzoquinone;Tetrahydroxy-p-quinone;Tetrahydroxybenzoquinone;Tetrahydroxyparabenzoquinone;Tetrahydroxyquinone;Tetroquinone;